PF70_SM_UK.PDF part of Kyocera PF70 SM UK PF70_SM_UK.PDF, Kyocera Printer _OPTIONS PF-70 SERVICE_MANUAL PF70_SM

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PF-70
3CC

CONTENTS

1-1 Specifications
1-1-1 Specifications ....................................................................................................................................... 1-1-1
1-1-2 Parts names ......................................................................................................................................... 1-1-2
1-1-3 Machine cross section .......................................................................................................................... 1-1-3
1-1-4 Drive system ........................................................................................................................................ 1-1-4

1-2 Installation
1-2-1 Unpacking ............................................................................................................................................ 1-2-1
1-2-2 Installing the desk dehumidifier (service part) ...................................................................................... 1-2-2

1-3 Troubleshooting
1-3-1 Paper misfeed detection ...................................................................................................................... 1-3-1
(1) Paper misfeed indication ................................................................................................................ 1-3-1
(2) Paper misfeed detection conditions ................................................................................................ 1-3-1
(3) Paper misfeeds ............................................................................................................................... 1-3-3
1-3-2 Self-diagnosis ....................................................................................................................................... 1-3-5
(1) Self-diagnostic function .................................................................................................................. 1-3-5
(2) Self-diagnostic codes ..................................................................................................................... 1-3-5
1-3-3 Electrical problems ............................................................................................................................... 1-3-7
(1) The paper feed desk does not operate when the copier print key is pressed. ............................... 1-3-7
(2) The desk drive motor does not operate. ......................................................................................... 1-3-7
(3) The desk upper paper feed clutch does not operate. ..................................................................... 1-3-7
(4) The desk lower paper feed clutch does not operate. ...................................................................... 1-3-7
(5) The desk feed clutch does not operate. ......................................................................................... 1-3-7
(6) The desk upper lift motor does not operate. ................................................................................... 1-3-8
(7) The desk lower lift motor does not operate. ................................................................................... 1-3-8
(8) The bypass paper feed clutch does not operate. ........................................................................... 1-3-8
(9) The size of paper in the lower drawer is not displayed correctly. ................................................... 1-3-8
(10) The message requesting covers to be closed is displayed when the desk left cover is closed. .... 1-3-9
(11) Others. ............................................................................................................................................ 1-3-9
1-3-4 Mechanical problems ......................................................................................................................... 1-3-10
(1) No paper feed. .............................................................................................................................. 1-3-10
(2) Skewed paper feed. ...................................................................................................................... 1-3-10
(3) Multiple sheets of paper are fed at one time. ............................................................................... 1-3-10
(4) Paper jams. .................................................................................................................................. 1-3-10
(5) Abnormal noise is heard. .............................................................................................................. 1-3-10

1-4 Assembly and Disassembly
1-4-1 Precautions for assembly and disassembly ......................................................................................... 1-4-1
(1) Precautions ..................................................................................................................................... 1-4-1
1-4-2 Paper feed section ............................................................................................................................... 1-4-2
(1) Detaching and refitting the forwarding, paper feed and separation pulleys .................................... 1-4-2
(2) Replacing the desk upper or lower paper width switches ............................................................... 1-4-4
(3) Replacing the desk feed, upper and lower paper feed clutches ..................................................... 1-4-5
(4) Adjusting the position of the rack adjuster ...................................................................................... 1-4-7
(5) Adjusting the amount of slack. ........................................................................................................ 1-4-8

2-1 Mechanical construction
2-1-1 Mechanical construction ....................................................................................................................... 2-1-1
1-1-1

2-2 Electrical Parts Layout
2-2-1 Electrical parts layout ........................................................................................................................... 2-2-1

2-3 Operation of the PCBs
2-3-1 Desk main PCB .................................................................................................................................... 2-3-1
3CC

2-4 Appendixes
Timing chart No. 1 .......................................................................................................................................... 2-4-1
Timing chart No. 2 .......................................................................................................................................... 2-4-2
Wiring diagram ............................................................................................................................................... 2-4-3

1-1-2
3CC

1-1-1 Specifications

Paper .............................................. Plain paper (75