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B064/B065/B140/B141/ B142/B143/B163/B228 SERVICE MANUAL
001360MIU
RICOH GROUP COMPANIES

B064 SERIES/B140 SERIES SERVICE MANUAL

RICOH GROUP COMPANIES

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B064/B065/B140/B141/ B142/B143/B163/B228 SERVICE MANUAL

001360MIU

It is the reader's responsibility when discussing the information contained within this document to maintain a level of confidentiality that is in the best interest of Ricoh Corporation and its member companies. NO PART OF THIS DOCUMENT MAY BE REPRODUCED IN ANY FASHION AND DISTRIBUTED WITHOUT THE PRIOR PERMISSION OF RICOH CORPORATION. All product names, domain names or product illustrations, including desktop images, used in this document are trademarks, registered trademarks or the property of their respective companies. They are used throughout this book in an informational or editorial fashion only and for the benefit of such companies. No such use, or the use of any trade name, or web site is intended to convey endorsement or other affiliation with Ricoh products.

2004 RICOH Corporation. All rights reserved.

WARNING
The Service Manual contains information regarding service techniques, procedures, processes and spare parts of office equipment distributed by Ricoh Corporation. Users of this manual should be either service trained or certified by successfully completing a Ricoh Technical Training Program. Untrained and uncertified users utilizing information contained in this service manual to repair or modify Ricoh equipment risk personal injury, damage to property or loss of warranty protection. Ricoh Corporation

LEGEND
PRODUCT CODE B064 B065 B140 B141 B142 B143 B163 B228 GESTETNER 6002 7502 DSm660 DSm675 DSm660 SP DSm675 SP DSm651 DSm651 SP COMPANY LANIER RICOH LD060 Aficio 1060 LD075 Aficio 1075 LD160 Aficio 2060 LD175 Aficio 2075 LD160 SP Aficio 2060 SP LD175 SP Aficio 2075 SP LD151 Aficio 2051 LD151 SP Aficio 2051 SP SAVIN 2560 2575 4060 4075 4060 SP 4075 SP 4051 4051 SP

DOCUMENTATION HISTORY
REV. NO. * 1 2 3 DATE 7/2002 10/2002 11/2002 11/2004 COMMENTS Original Printing Additional Information B478 Addition B140/B141/B142/B143/B163/B228 Addition

B064 Series (B064/B065) B140 Series (B140/B141/B142/B143/B163/B228)
TABLE OF CONTENTS
INSTALLATION
1. INSTALLATION............................................................................ 1-1
1.1 INSTALLATION REQUIREMENTS ...........................................................1-1 1.1.1 OPERATING ENVIRONMENT .........................................................1-1 1.1.2 MACHINE LEVEL .............................................................................1-2 1.1.3 MINIMUM SPACE REQUIREMENTS...............................................1-3 1.1.4 DIMENSIONS ...................................................................................1-4 B064 Series ..........................................................................................1-4 B140 Series ..........................................................................................1-5 1.1.5 POWER REQUIREMENTS ..............................................................1-6 1.2 MAIN MACHINE (B064 SERIES/B140 SERIES).......................................1-7 1.2.1 ACCESSORY CHECK......................................................................1-7 1.2.2 INSTALLATION PROCEDURE ........................................................1-8 Removing Tapes and Retainers ...........................................................1-8 Connecting the ADF............................................................................1-10 Removing and Filling the Development Unit .......................................1-11 Re-installing the Development Unit.....................................................1-13 Initializing the Drum Settings (B064 Series)........................................1-14 Initializing the Drum Settings (B140 Series)........................................1-15 Tandem Tray ......................................................................................1-16 Machine Level.....................................................................................1-18 Date/Time Setting ...............................................................................1-18 SP Codes............................................................................................1-18 1.3 A3/DLT FEEDER KIT (B475)...................................................................1-19 1.3.1 ACCESSORY CHECK....................................................................1-19 1.3.2 INSTALLATION PROCEDURE ......................................................1-20 1.4 LCT (B473) ..............................................................................................1-22 1.4.1 ACCESSORY CHECK....................................................................1-22 1.4.2 INSTALLATION PROCEDURE ......................................................1-23 Removing Tape ..................................................................................1-23 Preparing the Main Machine ...............................................................1-24 Installing the LCT ................................................................................1-24 1.5 LG/B4 FEEDER KIT (B474).....................................................................1-26 1.5.1 ACCESSORY CHECK....................................................................1-26 1.5.2 INSTALLATION PROCEDURE ......................................................1-27 1.6 3000-SHEET FINISHERS (B468/B469/B674) .........................................1-30 1.6.1 ACCESSORY CHECK....................................................................1-30 1.6.2 INSTALLATION PROCEDURE ......................................................1-31 Removing Tapes and Retainers .........................................................1-31 Installation...........................................................................................1-33 Selecting the Staple Supply Name .....................................................1-36
SM i B064Series/B140 Series

Enabling Booklet Binding ....................................................................1-36 1.7 PUNCH UNIT (B377)...............................................................................1-37 1.7.1 ACCESSORY CHECK....................................................................1-37 1.7.2 INSTALLATION PROCEDURE ......................................................1-38 1.8 COVER INTERPOSER TRAY (B470) .....................................................1-40 1.8.1 ACCESSORY CHECK....................................................................1-40 1.8.2 INSTALLATION PROCEDURE ......................................................1-41 Removing Tapes and Retainers .........................................................1-41 Attaching the Extensions ....................................................................1-42 Attaching the Interposer Tray..............................................................1-43 Attaching the Corner Plates for the B478/B706 ..................................1-44 Right Rear Corner Plate (B478/B706 only) .........................................1-44 Right Front Corner Plate (B478/B706 only) ........................................1-45 Attaching the Finisher to the Machine.................................................1-46 1.9 9-BIN MAILBOX (B471)...........................................................................1-48 1.9.1 ACCESSORY CHECK....................................................................1-48 1.9.2 INSTALLATION PROCEDURE ......................................................1-49 Removing Tapes and Retainers .........................................................1-49 Installation...........................................................................................1-49 1.10 KEY COUNTER BRACKET (B452) .......................................................1-51 1.11 COPY CONNECTOR KIT......................................................................1-52 1.11.1 COPY CONNECTOR KIT (B525-10, -12) FOR B064 SERIES .....1-52 ACCESSORY CHECK........................................................................1-53 Installation...........................................................................................1-54 Installing the Hardware .......................................................................1-55 1.12 COPY CONNECTOR KIT (B328-03) FOR B140 SERIES .....................1-59 ACCESSORY CHECK........................................................................1-59 Preparation .........................................................................................1-60 Installation...........................................................................................1-61 1.12 3000 SHEET FINISHER (B478/B706) ...................................................1-64 1.12.1 ACCESSORY CHECK..................................................................1-64 1.12.2 INSTALLATION ............................................................................1-65 1.12.3 WHEN YOU MOVE THE FINISHER TO A NEW LOCATION.......1-68 1.13 PUNCH UNIT (B531/A812) ...................................................................1-69 1.13.1 ACCESSORY CHECK..................................................................1-69 1.13.2 INSTALLATION ............................................................................1-70 1.14 JOGGER UNIT (B513) ..........................................................................1-74 1.14.1 ACCESSORY CHECK..................................................................1-74 1.14.2 INSTALLATION ............................................................................1-75 1.15 Z-FOLDING UNIT B660 ........................................................................1-76 1.15.1 ACCESSORY CHECK..................................................................1-76 1.15.2 INSTALLATION PROCEDURE ....................................................1-77 Before You Begin................................................................................1-77 Unpacking...........................................................................................1-77 Docking to the Finisher .......................................................................1-78 Docking to the Main Frame.................................................................1-81 1.16 MFP OPTIONS: B064 SERIES .............................................................1-83 1.16.1 PRINTER/SCANNER KIT (G338), PRINTER KIT (G339) ............1-83 ACCESSORY CHECK........................................................................1-83
B064 Series/B140 Series ii SM

1.16.2 INSTALLATION PROCEDURE ....................................................1-84 Inserting DIMMs..................................................................................1-84 Installation Procedure .........................................................................1-85 1.16.3 PS3 (B525-08) ..............................................................................1-87 1.16.4 USB 2.0 (B525-01) .......................................................................1-88 ACCESSORY CHECK........................................................................1-88 Installation Procedure .........................................................................1-88 USB SP Settings.................................................................................1-89 1.16.5 IEEE1394 (G561) FIREWIRE INTERFACE..................................1-90 ACCESSORY CHECK........................................................................1-90 Installation Procedure .........................................................................1-91 UP Mode Settings for IEEE 1394........................................................1-92 SP Mode Settings for IEEE 1394 ........................................................1-93 1.16.6 IEEE802.11B WIRELESS LAN (G628).........................................1-94 ACCESSORY CHECK........................................................................1-94 Installation Procedure .........................................................................1-95 UP Mode Settings for Wireless LAN ...................................................1-96 SP Mode Settings for 802.11b Wireless LAN .....................................1-98 1.16.7 FILE FORMAT CONVERTER (MLB) (B519) ................................1-99 ACCESSORY CHECK......................................................................1-100 Installation Procedure .......................................................................1-100 Installing the Firmware......................................................................1-100 Installing the Hardware .....................................................................1-101 1.17 MFP OPTIONS: B140 SERIES ...........................................................1-102 1.17.1 OVERVIEW ................................................................................1-102 1.17.2 PRINTER/SCANNER KIT (B659) ...............................................1-103 ACCESSORY CHECK......................................................................1-103 Installation.........................................................................................1-104 1.17.3 PS3 (B525-15) ............................................................................1-107 ACCESSORY CHECK......................................................................1-107 Installation.........................................................................................1-107 1.17.4 USB 2.0 INTERFACE BOARD (B596-01) ..................................1-108 ACCESSORY CHECK......................................................................1-108 Installation.........................................................................................1-108 1.17.5 IEEE 1394 INTERFACE BOARD (B581-01)...............................1-109 ACCESSORY CHECK......................................................................1-109 Installation.........................................................................................1-109 1.17.6 IEEE 802.11B INTERFACE BOARD (B582-01, -02) ..................1-110 ACCESSORY CHECK......................................................................1-110 Installation.........................................................................................1-110 1.17.7 BLUETOOTH INTERFACE UNIT (G377) ...................................1-112 ACCESSORY CHECK......................................................................1-112 Installation.........................................................................................1-112 1.17.8 FILE FORMAT CONVERTER (B609).........................................1-113 ACCESSORY CHECK......................................................................1-113 Installation.........................................................................................1-113 1.17.9 DATA OVERWRITE SECURITY UNIT (B735) ...........................1-114 ACCESSORY CHECK......................................................................1-114 Seal Check And Removal .................................................................1-114
SM iii B064Series/B140 Series

Installation Procedure .......................................................................1-115

PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE.................................................... 2-1
2.1 PM TABLES ..............................................................................................2-1 2.1.1 MAIN MACHINE ...............................................................................2-1 2.1.2 ADF ..................................................................................................2-5 2.1.3 OPTIONAL PERIPHERAL DEVICES ...............................................2-5 LCT (Large Capacity Tray) B473 ..........................................................2-5 Cover Interposer Tray B470..................................................................2-5 3000-Sheet Finisher with 50-sheet stapler and Saddle-Stitching B468/B469/B674...................................................................................2-6 3000-Sheet Finisher B478/B706 ...........................................................2-6 Z-Folding Unit Type 2105 (B660)..........................................................2-6 2.2 RELATED SP CODES ..............................................................................2-6

REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT ........................................ 3-1
3.1 GENERAL CAUTIONS..............................................................................3-1 3.1.1 DRUM...............................................................................................3-1 3.1.2 DRUM UNIT .....................................................................................3-1 3.1.3 TRANSFER BELT UNIT ...................................................................3-2 3.1.4 SCANNER UNIT...............................................................................3-2 3.1.5 LASER UNIT ....................................................................................3-2 3.1.6 CHARGE CORONA..........................................................................3-3 3.1.7 DEVELOPMENT...............................................................................3-3 3.1.8 CLEANING .......................................................................................3-4 3.1.9 FUSING UNIT...................................................................................3-4 3.1.10 PAPER FEED .................................................................................3-4 3.1.11 USED TONER ................................................................................3-4 3.2 SPECIAL TOOLS AND LUBRICANTS ................................................3-5 3.2.1 SPECIAL TOOLS .............................................................................3-5 3.2.2 LUBRICANTS ...................................................................................3-5 3.3 OPERATION PANEL AND EXTERNAL COVERS ....................................3-6 3.3.1 OPERATION PANEL........................................................................3-6 3.3.2 FRONT DOOR .................................................................................3-6 3.3.3 RIGHT COVERS ..............................................................................3-7 3.3.4 LEFT COVERS.................................................................................3-8 3.3.5 REAR COVERS................................................................................3-9 3.4 SCANNER ...............................................................................................3-10 3.4.1 ADF AND TOP COVERS ...............................................................3-10 ADF.....................................................................................................3-10 Top Covers .........................................................................................3-11 3.4.2 EXPOSURE GLASS.......................................................................3-12 3.4.3 SCANNER ORIGINAL SIZE SENSORS.........................................3-13
B064 Series/B140 Series iv SM

3.4.4 LENS BLOCK .................................................................................3-14 3.4.5 EXPOSURE LAMP .........................................................................3-15 3.4.6 LAMP REGULATOR.......................................................................3-16 3.4.7 SCANNER MOTOR DRIVE BOARD (SDRB) .................................3-17 3.4.8 SCANNER MOTOR........................................................................3-18 3.4.9 SCANNER HP SENSOR ................................................................3-19 3.4.10 SCANNER WIRE REPLACEMENT ..............................................3-20 Preparation for Removal .....................................................................3-20 Wire Removal: Back ...........................................................................3-21 Wire Removal: Front ...........................................................................3-22 Attaching the New Wire ......................................................................3-23 3.4.11 SCANNER HEATER.....................................................................3-25 3.5 LASER UNIT ...........................................................................................3-26 3.5.1 CAUTION DECALS ........................................................................3-26 3.5.2 LD UNIT AND POLYGON MOTOR ................................................3-27 3.5.3 LASER SYNCHRONIZATION DETECTOR REPLACEMENT........3-29 3.5.4 LASER UNIT ALIGNMENT.............................................................3-30 3.6 DRUM UNIT ............................................................................................3-32 3.6.1 DEVELOPMENT UNIT REMOVAL.................................................3-32 Removal..............................................................................................3-32 Re-installation .....................................................................................3-33 Replacement with a used Development Unit ......................................3-33 3.6.2 CHARGE CORONA UNIT ..............................................................3-34 3.6.3 CHARGE CORONA WIRE AND GRID...........................................3-35 3.6.4 CHARGE CORONA WIRE CLEANING PADS ...............................3-36 3.6.5 OPC DRUM REMOVAL..................................................................3-37 Dusting the Drum Surface...................................................................3-38 3.6.6 PTL (B140 SERIES ONLY) ............................................................3-39 3.6.7 QUENCHING LAMP .......................................................................3-40 3.6.8 DRUM POTENTIAL SENSOR........................................................3-40 3.6.9 CLEANING FILTER ........................................................................3-41 3.6.10 CLEANING BLADE.......................................................................3-41 3.6.11 CLEANING BRUSH......................................................................3-42 3.6.12 PICK-OFF PAWLS .......................................................................3-43 3.6.13 ID SENSOR..................................................................................3-43 3.6.14 DRUM MOTOR.............................................................................3-44 3.6.15 TONER COLLECTION BOTTLE ..................................................3-45 3.6.16 TONER SEPARATION UNIT........................................................3-45 3.6.17 OZONE FILTERS .........................................................................3-46 3.6.18 OPTICS DUST FILTER ................................................................3-46 3.6.19 INTERNAL DUST FILTER............................................................3-46 3.7 DEVELOPMENT UNIT ............................................................................3-47 3.7.1 DEVELOPER REPLACEMENT ......................................................3-47 3.7.2 DEVELOPMENT FILTER ...............................................................3-49 3.7.3 ENTRANCE SEAL AND SIDE SEALS ...........................................3-50 3.7.4 TD SENSOR...................................................................................3-51 3.7.5 TONER END SENSOR ..................................................................3-51 3.7.6 TONER SUPPLY MOTOR..............................................................3-52 3.7.7 DEVELOPMENT MOTOR ..............................................................3-53
SM v B064Series/B140 Series

3.8 TRANSFER BELT UNIT ..........................................................................3-54 3.8.1 TRANSFER BELT UNIT .................................................................3-54 3.8.2 TRANSFER BELT ..........................................................................3-55 3.8.3 TRANSFER ROLLER CLEANING BLADE .....................................3-57 3.8.4 DISCHARGE PLATE ......................................................................3-58 3.8.5 TRANSFER POWER PACK ...........................................................3-59 3.9 FUSING UNIT..........................................................................................3-60 3.9.1 FUSING UNIT.................................................................................3-60 3.9.2 FUSING PRESSURE RELEASE MOTOR (B140 SERIES)............3-61 3.9.3 FUSING PRESSURE RELEASE HP SENSOR (B140 SERIES) ....3-62 3.9.4 FUSING UNIT THERMISTORS AND THERMOSTATS .................3-63 B064 Series ........................................................................................3-64 B140 Series ........................................................................................3-64 3.9.5 WEB CLEANING ROLLER.............................................................3-65 Web Unit Disassembly........................................................................3-65 Web Unit Assembly.............................................................................3-66 3.9.6 WEB MOTOR AND WEB END SENSOR.......................................3-67 3.9.7 PRESSURE ROLLER CLEANING UNIT ........................................3-68 B064 Series ........................................................................................3-68 B140 Series ........................................................................................3-69 3.9.8 FUSING LAMPS, HOT ROLLER, AND PRESSURE ROLLER.......3-70 B064 Series: Fusing Lamps................................................................3-70 B140 Series: Fusing Lamps................................................................3-71 Important Notes about Fusing Unit Assembly (B064 Series) ..............3-76 3.9.9 PRESSURE ROLLER.....................................................................3-77 3.9.10 STRIPPER PAWLS ......................................................................3-78 B064 Series ........................................................................................3-78 B140 Series ........................................................................................3-79 3.9.11 NIP BAND WIDTH ADJUSTMENT ...............................................3-80 3.9.12 FUSING UNIT EXIT SENSOR......................................................3-81 3.9.13 FUSING/EXIT MOTOR.................................................................3-82 3.9.14 FUSING EXIT AND EXIT UNIT ENTRANCE SENSORS .............3-83 3.10 DUPLEX UNIT.......................................................................................3-84 3.10.1 DUPLEX UNIT REMOVAL ...........................................................3-84 3.10.2 DUPLEX UNIT SIDE-TO-SIDE ADJUSTMENT ............................3-85 3.10.3 JOGGER FENCE ADJUSTMENT ................................................3-85 3.10.4 DUPLEX MOTORS.......................................................................3-86 Duplex Inverter Motor .........................................................................3-86 Duplex Jogger and Transport Motors..................................................3-87 3.10.5 DUPLEX TRANSPORT CLUTCH/JOGGER HP SENSOR...........3-88 3.10.6 DUPLEX ENTRANCE SENSOR...................................................3-89 3.10.7 DUPLEX TRANSPORT SENSOR 3 .............................................3-90 3.10.8 INVERTER EXIT SENSOR, TRANSPORT SENSORS 1 & 2.......3-91 3.10.9 DUPLEX JOGGER BELT ADJUSTMENT ....................................3-92 3.11 PAPER FEED........................................................................................3-93 3.11.1 PAPER TRAY REMOVAL ............................................................3-93 3.11.2 REAR FENCE RETURN SENSOR REPLACEMENT...................3-95 3.11.3 REAR FENCE HP SENSOR REPLACEMENT.............................3-96 3.11.4 TANDEM RIGHT TRAY PAPER SENSOR REPLACEMENT.......3-97
B064 Series/B140 Series vi SM

3.11.5 BOTTOM PLATE LIFT WIRE REPLACEMENT............................3-98 3.11.6 TANDEM TRAY PAPER SIZE CHANGE....................................3-100 3.11.7 PICK-UP, FEED, SEPARATION ROLLER REPLACEMENT .....3-103 3.11.8 FEED UNIT.................................................................................3-104 3.11.9 SEPARATION ROLLER PRESSURE ADJUSTMENT................3-106 3.11.10 RELAY SENSOR......................................................................3-107 3.11.11 BY-PASS PAPER SIZE DETECTION BOARD.........................3-108 3.11.12 BY-PASS TRAY ROLLERS ......................................................3-109 3.11.13 BY-PASS SEPARATION ROLLER PRESSURE ADJUSTMENT .........................................................................3-110 3.11.14 REGISTRATION SENSOR.......................................................3-111 3.11.15 REGISTRATION AND BY-PASS UNIT REMOVAL ..................3-112 3.12 PCBS AND HDD .................................................................................3-114 3.12.1 BCU BOARD (BASE ENGINE CONTROL UNIT) .......................3-114 3.12.2 CONTROLLER BOARD .............................................................3-115 B064 Series: Controller Board ..........................................................3-115 B140 Series: Controller Board ..........................................................3-116 3.12.3 IPU BOARD................................................................................3-117 B064 Series: IPU Board....................................................................3-117 B140 Series: IPU, Mother Board.......................................................3-118 3.12.4 DEVELOPMENT POWER PACK ...............................................3-121 3.12.5 PSU, PFC BOARDS ...................................................................3-122 B064 Series ......................................................................................3-122 B140 Series PSU ..............................................................................3-122 3.12.6 HDD............................................................................................3-123 B064 Series HDD..............................................................................3-123 B140 Series HDD..............................................................................3-124 3.12.7 NVRAM.......................................................................................3-125 3.12.8 DIMMS........................................................................................3-127 3.13 ADF .....................................................................................................3-128 3.13.1 ADF COVERS ............................................................................3-128 3.13.2 FEED UNIT.................................................................................3-129 3.13.3 FEED BELT AND PICK-UP ROLLER.........................................3-130 3.13.4 SEPARATION ROLLER .............................................................3-131 3.13.5 REGISTRATION SENSOR.........................................................3-132 3.13.6 ADF CONTROL BOARD ............................................................3-133 3.13.7 ORIGINAL WIDTH, INTERVAL, AND SKEW CORRECTION SENSORS..................................................................................3-134 3.13.8 ORIGINAL LENGTH SENSORS.................................................3-135 3.13.9 DF POSITION AND APS SENSOR ............................................3-136 3.13.10 OTHER ADF SENSORS ..........................................................3-137 3.13.11 BOTTOM PLATE LIFT MOTOR ...............................................3-138 3.13.12 FEED MOTOR..........................................................................3-138 3.13.13 EXIT MOTOR AND TRANSPORT MOTOR .............................3-139 3.13.14 PICK-UP ROLLER MOTOR AND HP SENSOR .......................3-140 3.13.15 CIS POWER SUPPLY BOARD AND CIS UNIT........................3-141 3.13.16 ADF EXIT SENSOR .................................................................3-142 3.14 COPY IMAGE ADJUSTMENTS: PRINTING/SCANNING ...................3-143 3.14.1 PRINTING ..................................................................................3-143
SM vii B064Series/B140 Series

Registration - Leading Edge/Side-to-Side.........................................3-143 Blank Margin.....................................................................................3-144 Registration Buckle Adjustment ........................................................3-144 3.14.2 SCANNING.................................................................................3-145 Registration: Platen Mode.................................................................3-145 Magnification.....................................................................................3-145 3.14.3 ADF SCANNING ADJUSTMENTS .............................................3-146 Vertical Black Lines...........................................................................3-146 DIP Switch Settings (ADF Main Board).............................................3-146 ADF Skew Correction .......................................................................3-146 3.15 TOUCH SCREEN CALIBRATION .......................................................3-148

TROUBLESHOOTING
4. TROUBLESHOOTING ................................................................. 4-1
4.1 OVERVIEW ...............................................................................................4-1 4.1.1 RECOVERY METHODS...................................................................4-2 4.1.2 IMPORTANT SP CODES .................................................................4-2 4.1.3 DOWNLOAD ERROR CODES .........................................................4-3 4.1.4 JAM DETECTION.............................................................................4-6 SENSOR LOCATIONS .........................................................................4-6 4.1.5 TIMING CHARTS .............................................................................4-7 Feed, Transport, Feed Out: Face-up ....................................................4-7 Transport, Inverter, Feed Out: Face-down............................................4-8 Duplex Transport ..................................................................................4-9 4.1.6 PROGRAM DOWNLOAD ...............................................................4-10 4.2 B064 SERIES SERVICE MODE..............................................................4-11 4.2.1 B064 SERIES SERVICE CALL CONDITIONS ...............................4-11 4.2.2 B064 SERIES SC CODE DESCRIPTIONS ....................................4-12 SC100: Scanning System ...................................................................4-12 SC300: Image Development System (1).............................................4-15 SC400: Image Development System (2).............................................4-20 SC500: Feed, Transport, Duplexing, and Fusing Systems .................4-21 SC600: Data Communication .............................................................4-24 SC700: Peripherals.............................................................................4-26 SC800: Overall System.......................................................................4-29 SC900: Miscellaneous ........................................................................4-32 4.2.3 ADDITIONAL SC CODES PRINTED IN SMC REPORT (B064 SERIES) ...................................................................................................4-34 4.3 B140 SERIES SERVICE MODE..............................................................4-36 4.3.1 SERVICE MODE LOCK/UNLOCK..................................................4-36 4.3.2 B140 SERIES SERVICE CALL CONDITIONS ...............................4-37 4.3.3 B140 SERIES SC CODE DESCRIPTIONS ....................................4-38 SC100: Scanning System ...................................................................4-38 SC300: Image Development System (1).............................................4-41 SC400: Image Development System (2).............................................4-46 SC500: Feed, Transport, Duplexing, and Fusing Systems .................4-47 SC600: Data Communication .............................................................4-51
B064 Series/B140 Series viii SM

SC700 Series: Peripherals..................................................................4-53 SC800: Overall System.......................................................................4-57 SC900: Miscellaneous ........................................................................4-62 4.3.4 JAM CODES (B140 SERIES).........................................................4-66 Main Unit: Paper Jam Errors...............................................................4-66 Finisher B469 Jam Codes...................................................................4-67 Finisher B468/B674 Jam Codes .........................................................4-67 Finisher B478/B706 Jam Codes .........................................................4-68 Mailbox B471 Jam Codes ...................................................................4-68 Cover Interposer Tray B470 Jam Codes.............................................4-68 Z-Folding Unit B660 Jam Codes .........................................................4-69 4.3.5 ADDITIONAL SC CODES PRINTED IN SMC REPORT (B140 SERIES) ...................................................................................................4-70 4.4 OTHER PROBLEMS (B064/B140 SERIES) ............................................4-73 4.4.1 BLOWN FUSE CONDITIONS ........................................................4-73 4.4.2 COMMON PROBLEMS ..................................................................4-73 4.4.3 FREQUENT PAPER JAMS ............................................................4-74

SERVICE TABLES
5. SERVICE TABLES....................................................................... 5-1
5.1 SERVICE PROGRAM MODE....................................................................5-1 5.1.1 SERVICE PROGRAM MODE OPERATION.....................................5-1 Entering and Exiting SP Mode ..............................................................5-1 To Switch to the Copy Window for Test Printing...................................5-2 Using the SP Mode ...............................................................................5-2 Service Mode Lock/Unlock (B140 Series Only) ....................................5-3 SP Mode Button Summary ...................................................................5-4 SP Mode Print (SMC Print) ...................................................................5-5 5.2 RESETS ....................................................................................................5-6 5.2.1 MEMORY ALL CLEAR: SP5801 ......................................................5-6 5.2.2 SOFTWARE AND SETTING RESET (B064 SERIES AND B140 SERIES) .....................................................................................................5-8 Software Reset .....................................................................................5-8 Resetting the System............................................................................5-8 Resetting Copy/Document Server Features Only .................................5-8 Resetting Scanner Features Only .........................................................5-8 5.3 TEST PATTERN PRINTING......................................................................5-9 5.3.1 PRINTING TEST PATTERN: SP2902-003.......................................5-9 Test Pattern Table ..............................................................................5-10 5.3.2 IPU FRONT/BACK TEST PATTERNS: SP2902-001,002...............5-11 Test Pattern Table ..............................................................................5-12 5.3.3 IPU PRINTING TEST PATTERN: SP2902-004 ..............................5-13 5.4 SOFTWARE UPDATE.............................................................................5-14 5.4.1 SOFTWARE UPDATE PROCEDURE: B140 SERIES....................5-14 Updating the LCDC for the Operation Panel.......................................5-19 Downloading Stamp Data ...................................................................5-19 NVRAM Data Upload/Download .........................................................5-20
SM ix B064Series/B140 Series

5.4.2 SOFTWARE UPDATE PROCEDURE: B064 SERIES....................5-21 GW Controller/BCU Update ................................................................5-22 Forced Update ....................................................................................5-23 Stamp Data Update ............................................................................5-23 Operation Panel Software Update ......................................................5-24 Scanner Update ..................................................................................5-25 NIB Update .........................................................................................5-25 NetFile Firmware Update ....................................................................5-25 NVRAM Update ..................................................................................5-26 Firmware Update Notes ......................................................................5-26 5.5 SD CARD APPLICATION MOVE ............................................................5-27 Overview.............................................................................................5-27 Move Exec ..........................................................................................5-28 Undo Exec ..........................................................................................5-28 5.6 SERVICE PROGRAM MODE TABLES ...................................................5-29 5.6.1 SERVICE TABLE KEY ...................................................................5-29 5.6.2 COPIER SERVICE TABLE.............................................................5-30 SP1xxx Feed ......................................................................................5-30 SP2xxx Drum......................................................................................5-35 SP3xxx Processing .............................................................................5-53 SP4xxx Scanner .................................................................................5-56 SP5xxx Mode......................................................................................5-66 SP6xxx Peripherals...........................................................................5-100 SP7xxx Data Logs ............................................................................5-106 SP8xxx: Data Log2 ...........................................................................5-120 5.6.3 PRINTER SERVICE TABLE.........................................................5-149 5.6.4 SCANNER SERVICE TABLE .......................................................5-150 5.7 INPUT/OUTPUT CHECK.......................................................................5-162 5.7.1 COPIER INPUT CHECK: SP5803 ................................................5-162 5.7.2 COPIER OUTPUT CHECK: SP5804 ............................................5-168 5.7.3 ADF INPUT CHECK: SP6007 ......................................................5-170 5.7.4 ADF OUTPUT CHECK: SP6008 ..................................................5-171 5.7.5 FINISHER INPUT CHECK: SP6117 (B478/B704 ONLY) ............5-172 5.7.6 FINISHER OUTPUT CHECK: SP6118 .........................................5-174 5.8 USING THE DEBUG LOG.....................................................................5-175 5.8.1 SWITCHING ON AND SETTING UP SAVE DEBUG LOG ...........5-175 5.8.2 RETRIEVING THE DEBUG LOG FROM THE HDD .....................5-178 5.8.3 RECORDING ERRORS MANUALLY ...........................................5-179 5.8.4 NEW DEBUG LOG CODES .........................................................5-180 SP5857-015 Copy SD Card-to-SD Card: Any Desired Key .............5-180 SP5857-016 Create a File on HDD to Store a Log ..........................5-180 SP5857-017 Create a File on SD Card to Store a Log ....................5-180 5.9 USER TOOLS .......................................................................................5-181 5.9.1 OVERVIEW ..................................................................................5-181 5.9.2 SYSTEM SETTINGS ....................................................................5-182 B064 Series System Settings ...........................................................5-182 B140 Series System Settings ...........................................................5-184 5.9.3 COPIER/DOCUMENT SERVER FEATURES ..............................5-187 5.9.4 INQUIRY.......................................................................................5-191
B064 Series/B140 Series x SM

5.9.5 COUNTER....................................................................................5-191

DETAILED DESCRIPTIONS
6. DETAILED DESCRIPTIONS ........................................................ 6-1
6.1 OVERVIEW ...............................................................................................6-1 6.1.1 PAPER PATH (WITH COVER INTERPOSER TRAY) ......................6-3 6.1.2 PAPER PATH (WITH 9-BIN MAILBOX) ...........................................6-4 6.1.3 DRIVE LAYOUT ...............................................................................6-5 6.2 BOARD STRUCTURE...............................................................................6-6 6.2.1 BLOCK DIAGRAM............................................................................6-6 6.2.2 COMPONENT DESCRIPTIONS ......................................................6-7 BCU (Base Engine Control Unit)...........................................................6-7 Controller Board....................................................................................6-7 MB (Mother Board) ...............................................................................6-7 IPU (Image Processing Unit) ................................................................6-7 SBU (Sensor Board Unit)......................................................................6-8 PFC (Paper Feed Control) ....................................................................6-8 SDRB (Scanner Driver Board) ..............................................................6-8 VIB (Video Interface Board) ..................................................................6-8 DRB (Drive Board) ................................................................................6-8 CNB (Connection Board) ......................................................................6-8 HDD (Hard Disk Drive)..........................................................................6-9 6.3 COPY PROCESS OVERVIEW (B064/B140 SERIES) ............................6-10 6.4 ADF .........................................................................................................6-12 6.4.1 OVERVIEW ....................................................................................6-12 6.4.2 ADF DRIVE LAYOUT .....................................................................6-13 6.4.3 PICK-UP ROLLER LIFT .................................................................6-14 6.4.4 BOTTOM PLATE LIFT....................................................................6-15 6.4.5 ORIGINAL SEPARATION ..............................................................6-16 6.4.6 ORIGINAL TRANSPORT ...............................................................6-17 6.4.7 ORIGINAL SKEW CORRECTION ..................................................6-18 6.4.8 ORIGINAL SIZE DETECTION........................................................6-20 6.4.9 ADF SCANNING ............................................................................6-23 6.4.10 JAM DETECTION.........................................................................6-24 6.5 SCANNING..............................................................................................6-25 6.5.1 OVERVIEW ....................................................................................6-25 6.5.2 SCANNER DRIVE ..........................................................................6-26 6.5.3 ORIGINAL SIZE DETECTION........................................................6-27 Sensors...............................................................................................6-27 Detection Timing .................................................................................6-28 6.5.4 SCANNING MAGNIFICATION .......................................................6-29 Book Mode..........................................................................................6-29 6.5.5 AUTO IMAGE DENSITY (ADS) ......................................................6-30 Xenon Lamp CCD ADS..................................................................6-30 CIS ADS .............................................................................................6-30 6.6 IMAGE PROCESSING ............................................................................6-31
SM xi B064Series/B140 Series

6.6.1 OVERVIEW ....................................................................................6-31 6.6.2 IMAGE PROCESSING FLOW........................................................6-32 6.6.3 IMAGE PROCESSING MODES .....................................................6-33 6.6.4 IMAGE QUALITY SP ADJUSTMENTS...........................................6-34 Custom Settings for Each Mode: Image Quality .................................6-34 Custom Settings for Each Mode: Line Width Correction .....................6-36 Custom Setting: Duplex Scanning Mode Original Image Quality Settings...............................................................................................6-38 Settings Adjustable for Each Original Mode........................................6-39 6.6.5 RELATION BETWEEN THE SP AND UP SETTINGS....................6-40 6.6.6 IMAGE PROCESSING TROUBLESHOOTING ..............................6-42 Removing Background from Coarse Paper ........................................6-42 Improving the Appearance of a Copy of a Color Document................6-42 Removing Vertical White Lines During Duplex Scanning....................6-43 Equalizing Duplex Scanned Image Quality of Front/Back Sides.........6-44 Equalizing Image Quality of Front Sides for Duplex and Simplex Modes .................................................................................................6-44 6.7 LASER EXPOSURE................................................................................6-45 6.7.1 OVERVIEW ....................................................................................6-45 6.7.2 OPTICAL PATH..............................................................................6-46 6.7.3 FOUR-BEAM EXPOSURE .............................................................6-47 6.7.4 COOLING FAN ...............................................................................6-48 6.7.5 LD SAFETY SWITCHES ................................................................6-49 6.8 DRUM UNIT ............................................................................................6-50 6.8.1 OVERVIEW ....................................................................................6-50 6.8.2 OPC DRUM ....................................................................................6-51 6.8.3 DRUM DRIVE .................................................................................6-51 6.8.4 DRUM CHARGE.............................................................................6-52 6.8.5 CHARGE CORONA WIRE CLEANING ..........................................6-53 6.8.6 DRUM PICK-OFF MECHANISM ....................................................6-54 6.8.7 DRUM CLEANING..........................................................................6-55 6.8.8 DRUM VENTILATION AND OZONE FILTER.................................6-56 6.8.9 TONER RECYCLING .....................................................................6-57 6.8.10 WASTE TONER COLLECTION....................................................6-58 Mechanism .........................................................................................6-58 Error Detection....................................................................................6-58 6.8.11 PROCESS CONTROL..................................................................6-59 What Happens at Power On ...............................................................6-59 Drum Potential Sensor Calibration......................................................6-60 Development Bias, Bias Grid, and LD Adjustment..............................6-61 ID Sensor Calibration (Vsg) ................................................................6-63 TD Sensor Calibration (Vref)...............................................................6-63 6.9 DEVELOPMENT AND TONER SUPPLY ................................................6-64 6.9.1 OVERVIEW ....................................................................................6-64 Development Unit ...............................................................................6-64 Toner Supply ......................................................................................6-65 6.9.2 DEVELOPMENT UNIT ...................................................................6-66 6.9.3 DEVELOPER/TONER MIXING (AGITATION)................................6-67 6.9.4 DEVELOPMENT BIAS ...................................................................6-68
B064 Series/B140 Series xii SM

6.9.5 TONER SUPPLY ............................................................................6-69 6.9.6 DEVELOPMENT UNIT DRIVE AND VENTILATION ......................6-70 6.9.7 TONER END SENSOR ..................................................................6-71 6.9.8 SHUTTER MECHANISM................................................................6-71 6.9.9 TONER BOTTLE SUPPLY AND VENTILATION ............................6-72 6.9.10 TONER SUPPLY CONTROL .......................................................6-73 Sensor Control Mode ..........................................................................6-73 Pixel Count Toner Supply Mode .........................................................6-74 TD Sensor Initialization .......................................................................6-75 Determining Vref .................................................................................6-75 Toner Supply without ID Sensor and TD Sensors ..............................6-76 Abnormal TD Sensor Output...............................................................6-76 Abnormal ID Sensor Output................................................................6-76 Toner End Detection ...........................................................................6-77 Toner End Recovery ...........................................................................6-77 6.10 IMAGE TRANSFER AND PAPER SEPARATION .................................6-78 6.10.1 OVERVIEW ..................................................................................6-78 6.10.2 TRANSFER BELT LIFT ................................................................6-79 Mechanism .........................................................................................6-79 Timing .................................................................................................6-80 6.10.3 TRANSFER BELT CHARGE ........................................................6-81 6.10.4 TRANSFER CURRENT SETTINGS .............................................6-82 6.10.5 TRANSFER CURRENT CIRCUIT ................................................6-83 6.10.6 TRANSFER BELT DRIVE AND PAPER TRANSPORT................6-84 6.10.7 TRANSFER BELT CLEANING .....................................................6-85 6.10.8 ANTI-CONDENSATION HEATER ................................................6-86 6.11 PAPER FEED........................................................................................6-87 6.11.1 OVERVIEW ..................................................................................6-87 Tray Capacities ...................................................................................6-88 Built-in Feed Stations..........................................................................6-88 By-pass Feed......................................................................................6-88 Paper Registration ..............................................................................6-88 Jam Removal......................................................................................6-88 6.11.2 DRIVE...........................................................................................6-89 6.11.3 TRAY AND PAPER LIFT MECHANISM TRAY 2,3....................6-90 Bottom Plate Lift .................................................................................6-90 Lift Sensor...........................................................................................6-91 6.11.4 PAPER FEED AND SEPARATION MECHANISM........................6-92 Paper Feed and Separation: No Paper Present .................................6-92 Paper Feed and Separation................................................................6-93 Separation Roller Release Mechanism...............................................6-94 6.11.5 PAPER NEAR-END AND PAPER END TRAYS 2 AND 3 .........6-95 6.11.6 PAPER SIZE DETECTION...........................................................6-96 Tandem Tray (Tray 1) .........................................................................6-96 Universal Cassettes (Tray 2, 3) ..........................................................6-96 6.11.7 ANTI-CONDENSATION HEATERS..............................................6-97 6.11.8 TANDEM TRAY TRAY 1 ...........................................................6-98 Overview.............................................................................................6-98 Connecting the Left and Right Sides of the Tray ................................6-99
SM xiii B064Series/B140 Series

Paper Lift/Remaining Paper Detection..............................................6-100 Fence Drive ......................................................................................6-102 Rear Fence Drive..............................................................................6-103 Tray Side-to-side Positioning ............................................................6-104 6.11.9 TRAY POSITIONING MECHANISM TRAYS 1 TO 3 ...............6-105 6.11.10 BY-PASS TRAY........................................................................6-106 By-pass Feed and Separation ..........................................................6-106 By-pass Tray Paper End Detection...................................................6-107 By-pass Paper Size Detection ..........................................................6-108 6.11.11 PAPER REGISTRATION..........................................................6-109 Overview...........................................................................................6-109 Paper Registration Drive...................................................................6-110 Jam Removal at Paper Registration .................................................6-111 6.12 IMAGE FUSING AND PAPER EXIT....................................................6-112 6.12.1 OVERVIEW ................................................................................6-112 B064 Series ......................................................................................6-112 B140 Series ......................................................................................6-113 Both Series .......................................................................................6-113 6.12.2 FUSING MECHANISM ...............................................................6-114 B064 Series ......................................................................................6-114 B140 Series ......................................................................................6-115 6.12.3 PRESSURE ROLLER.................................................................6-116 B064 Series ......................................................................................6-116 B140 Series ......................................................................................6-117 6.12.4 HOT ROLLER CLEANING .........................................................6-118 Overview...........................................................................................6-118 Web Drive .........................................................................................6-119 Web Near-end ..................................................................................6-119 Web End ...........................................................................................6-119 6.12.5 FUSING UNIT ENTRANCE GUIDE............................................6-120 6.12.6 FUSING UNIT DRIVE.................................................................6-121 6.12.7 CPM DOWN MODE....................................................................6-122 B140 Series ......................................................................................6-122 6.12.8 FUSING TEMPERATURE CONTROL........................................6-123 6.12.9 EXIT............................................................................................6-125 6.12.10 EXIT JUNCTION GATE............................................................6-126 6.13 DUPLEX UNIT.....................................................................................6-127 6.13.1 OVERVIEW ................................................................................6-127 6.13.2 DUPLEX DRIVE .........................................................................6-128 6.13.3 INVERTER OPERATION ...........................................................6-129 Inverter Feed-in and Jogging ............................................................6-129 Inverter Feed-out ..............................................................................6-130 6.13.4 DUPLEX TRAY FEED ................................................................6-131 6.13.5 DUPLEX INTERLEAVE FEED ...................................................6-132 6.14 ENERGY SAVER MODES ..................................................................6-134 6.14.1 OVERVIEW ................................................................................6-134 6.14.2 ENERGY SAVER MODE............................................................6-135 Entering the energy saver mode.......................................................6-135 What happens in energy saver mode ...............................................6-135
B064 Series/B140 Series xiv SM

Return to stand-by mode ..................................................................6-135 6.14.3 LOW POWER MODE .................................................................6-136 Entering the low power mode ...........................................................6-136 What happens in low power mode ....................................................6-136 Return to stand-by mode ..................................................................6-136 6.14.4 AUTO OFF MODE......................................................................6-137 Entering auto off mode......................................................................6-137 What happens in auto off mode ........................................................6-137 Returning to stand-by mode..............................................................6-137 Disabling auto off mode ....................................................................6-137 6.14.5 NIGHT MODE.............................................................................6-138 Entering night stand-by and night modes..........................................6-138 What happens in night stand-by and night modes ............................6-138 Returning to stand-by mode..............................................................6-138

SPECIFICATIONS
1. GENERAL SPECIFICATIONS.....................................................................7-1 1.1 COPIER...............................................................................................7-1 1.2 ADF .....................................................................................................7-2 1.3 POWER CONSUMPTION ...................................................................7-3 2. MACHINE CONFIGURATION ...........................