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SERVICE MANUAL
DIGITAL VIDEO CAMERA
1 2004 YF008
GR-D23EK, GR-D23EX, GR-D23EY, GR-D23EZ, GR-D33EK, GR-D53EK, GR-D53EX, GR-D53EY, GR-D53EZ, GR-D73EK, GR-D73EX, GR-D73EY, GR-D73EZ
GR-D23EK,GR-D23EX,GR-D23EY,GR-D23EZ[M4D1S2],GR-D33EK[M4D1S3] GR-D53EK,GR-D53EX,GR-D53EY,GR-D53EZ[M4D1S5] GR-D73EK,GR-D73EX,GR-D73EY,GR-D73EZ[M4D1S7]
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY). NOTE : There are two types of VF(COLOR) ASSEMBLY used for this model: S type and K type. Prior to repair operation related to VIEW FINDER, be sure to see the VF(COLOR) ASSEMBLY and Parts List. Methods to distinguish the two types are as follows: 1. Distinction based on EEPROM DATA (EEPROM utility). (*1) 2. Distinction based on a part number of the MONI-C BOARD ASSEMBLY. 3. Distinction based on a sticker attached to the VF(COLOR) ASSEMBLY. S TYPE EEPROM DATA (*1) MONI-C PWB VF(COLOR) ASSY ADRS 3CCH:01H YB10447 SERIES NO STICKER K TYPE ADRS 3CCH:05H YB10453 SERIES STICKER ON TOP FACE
VF(COLOR) ASSEMBLY
STICKER
(*1) It is necessary to confirm the original data (before repair work) of EEPROM.
TABLE OF CONTENTS
1 2 3 4 5 PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16 TROUBLE SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED
No.YF008 2004/1
SPECIFICATION (The specifications shown pertain specifically to the model GR-D23, GR-D53, GR-D73)
1-2 (No.YF008)
SECTION 1 PRECAUTIONS
1.1 SAFTY PRECAUTIONS emission. Consequently, when servicing these products, replace the cathode ray tubes and other parts with only the specified parts. Under no circumstances attempt to modify these circuits.Unauthorized modification can increase the high voltage value and cause X-ray emission from the cathode ray tube. (12) Crimp type wire connectorIn such cases as when replacing the power transformer in sets where the connections between the power cord and power trans former primary lead wires are performed using crimp type connectors, if replacing the connectors is unavoidable, in order to prevent safety hazards, perform carefully and precisely according to the following steps. · Connector part number :E03830-001 · Required tool : Connector crimping tool of the proper type which will not damage insulated parts. · Replacement procedure a) Remove the old connector by cutting the wires at a point close to the connector.Important : Do not reuse a connector (discard it). Prior to shipment from the factory, JVC products are strictly inspected to conform with the recognized product safety and electrical codes of the countries in which they are to be sold.However,in order to maintain such compliance, it is equally important to implement the following precautions when a set is being serviced. 1.1.1 Precautions during Servicing (1) Locations requiring special caution are denoted by labels and inscriptions on the cabinet, chassis and certain parts of the product.When performing service, be sure to read and comply with these and other cautionary notices appearing in the operation and service manuals. (2) Parts identified by the symbol and shaded ( ) parts are critical for safety. Replace only with specified part numbers. NOTE : Parts in this category also include those specified to comply with X-ray emission standards for products using cathode ray tubes and those specified for compliance with various regulations regarding spurious radiation emission. (3) Fuse replacement caution notice. Caution for continued protection against fire hazard. Replace only with same type and rated fuse(s) as specified. (4) Use specified internal wiring. Note especially: · Wires covered with PVC tubing · Double insulated wires · High voltage leads (5) Use specified insulating materials for hazardous live parts. Note especially: · Insulation Tape · PVC tubing · Spacers · Insulation sheets for transistors · Barrier (6) When replacing AC primary side components (transformers, power cords, noise blocking capacitors, etc.) wrap ends of wires securely about the terminals before soldering.
cut close to connector
Fig.1-1-3 b) Strip about 15 mm of the insulation from the ends of the wires. If the wires are stranded, twist the strands to avoid frayed conductors.
15 mm
Fig.1-1-4 c) Align the lengths of the wires to be connected. Insert the wires fully into the connector.
Metal sleeve
Connector
Fig.1-1-1 (7) Observe that wires do not contact heat producing parts (heatsinks, oxide metal film resistors, fusible resistors, etc.) (8) Check that replaced wires do not contact sharp edged or pointed parts. (9) When a power cord has been replaced, check that 10-15 kg of force in any direction will not loosen it.
Power cord
Fig.1-1-5 d) As shown in Fig.1-1-6, use the crimping tool to crimp the metal sleeve at the center position. Be sure to crimp fully to the complete closure of the tool.
1.2 5 2.0 5.5
Crimping tool
Fig.1-1-6 e) Check the four points noted in Fig.1-1-7.
Not easily pulled free Crimped at approx. center of metal sleeve
Fig.1-1-2 (10) Also check areas surrounding repaired locations. (11) Products using cathode ray tubes (CRTs)In regard to such products, the cathode ray tubes themselves, the high voltage circuits, and related circuits are specified for compliance with recognized codes pertaining to X-ray
Conductors extended Wire insulation recessed more than 4 mm
Fig.1-1-7 (No.YF008)1-3
1.1.2 Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts and wires have been returned to original positions, Afterwards, perform the following tests and confirm the specified values in order to verify compliance with safety standards. (1) Insulation resistance test Confirm the specified insulation resistance or greater between power cord plug prongs and externally exposed parts of the set (RF terminals, antenna terminals, video and audio input and output terminals, microphone jacks, earphone jacks, etc.).See table 1 below. (2) Dielectric strength test Confirm specified dielectric strength or greater between power cord plug prongs and exposed accessible parts of the set (RF terminals, antenna terminals, video and audio input and output terminals, microphone jacks, earphone jacks, etc.). See Fig.1-1-11 below. (3) Clearance distance When replacing primary circuit components, confirm specified clearance distance (d), (d') between soldered terminals, and between terminals and surrounding metallic parts. See Fig.1-1-11 below.
d d' Chassis Power cord primary wire
(4) Leakage current test Confirm specified or lower leakage current between earth ground/power cord plug prongs and externally exposed accessible parts (RF terminals, antenna terminals, video and audio input and output terminals, microphone jacks, earphone jacks, etc.). Measuring Method : (Power ON)Insert load Z between earth ground/power cord plug prongs and externally exposed accessible parts. Use an AC voltmeter to measure across both terminals of load Z. See Fig.1-1-9 and following Fig.1-1-12.
a
b c
Externally exposed accessible part
Z V
A
Fig.1-1-9 (5) Grounding (Class 1 model only) Confirm specified or lower grounding impedance between earth pin in AC inlet and externally exposed accessible parts (Video in, Video out, Audio in, Audio out or Fixing screw etc.).Measuring Method: Connect milli ohm meter between earth pin in AC inlet and exposed accessible parts. See Fig.1-1-10 and grounding specifications.
AC inlet Exposed accessible part
Fig.1-1-8
Earth pin MIlli ohm meter Grounding Specifications Region USA & Canada Europe & Australia Grounding Impedance ( Z ) Z Z 0.1 ohm 0.5 ohm
Fig.1-1-10
AC Line Voltage 100 V 100 to 240 V 110 to 130 V 110 to 130 V 200 to 240 V Region Japan USA & Canada Europe & Australia 1M R Insulation Resistance (R) R 1 M /500 V DC R 12 M /500 V DC Dielectric Strength AC 1 kV 1 minute AC 1.5 kV 1 minute AC 1 kV 1 minute AC 3 kV 1 minute (Class ) AC 1.5 kV 1 minute (Class ) Clearance Distance (d), (d') d, d' 3 mm d, d' 4 mm d, d' 3.2 mm d 4 mm d' 8 m m (Power cord) d' 6 m m (Primary wire)
10 M /500 V DC
Fig.1-1-11
AC Line Voltage 100 V 110 to 130 V 110 to 130 V 220 to 240 V Region Japan USA & Canada
0.15 1.5 2
Load Z
1
Leakage Current (i) i i i i i i 1 mA rms 0.5 mA rms 0.7 mA peak 2 mA dc 0.7 mA peak 2 mA dc
a, b, c Exposed accessible parts Exposed accessible parts Antenna earth terminals Other terminals
Europe & Australia
50
Fig.1-1-12 NOTE : These tables are unofficial and for reference only. Be sure to confirm the precise values for your particular country and locality.
1-4 (No.YF008)
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS
The following table indicate main different points between models GR-D23EK, GR-D23EX, GR-D23EY, GR-D23EZ, GR-D33EK, GR-D53EK, GR-D53EX, GR-D53EY, GR-D53EZ, GR-D73EK, GR-D73EX, GR-D73EY and GR-D73EZ.
MODEL DV TERMINAL ANALOG INPUT REMOTE CONTROL AC CORD USB CABLE MEMORY CARD CD-ROM MODEL DV TERMINAL ANALOG INPUT REMOTE CONTROL AC CORD USB CABLE MEMORY CARD CD-ROM GR-D23EK YES(OUT) NO NO BS PULG NO NO NO GR-D53EK GR-D23EX YES(OUT) NO NO CEE PULG NO NO NO GR-D53EX GR-D23EY YES(OUT) NO NO CEE PULG NO NO NO GR-D53EY GR-D23EZ YES(OUT) NO NO CEE PULG NO NO NO GR-D53EZ GR-D33EK YES(IN/OUT) NO NO BS PULG NO NO YES GR-D73EK GR-D73EX GR-D73EY GR-D73EZ
YES(IN/OUT) YES(IN/OUT) YES(IN/OUT) YES(IN/OUT) YES(IN/OUT) YES(IN/OUT) YES(IN/OUT) YES(IN/OUT) YES RM-V718U BS PULG YES NO YES YES RM-V718U CEE PULG YES NO YES YES RM-V718U CEE PULG YES NO YES YES RM-V718U CEE PULG YES NO YES YES RM-V718U BS PULG YES YES RM-V718U CEE PULG YES YES RM-V718U CEE PULG YES YES RM-V718U CEE PULG YES
YES(MMC8MB) YES(MMC8MB) YES(MMC8MB) YES(MMC8MB) YES YES YES YES
(No.YF008)1-5
SECTION 3 DISASSEMBLY
3.1 BEFORE ASSEMBLY AND DISASSEMBLY 3.1.1 Precautions · Be sure to disconnect the power supply unit prior to mounting and soldering of parts. · Prior to removing a component part that needs to disconnect its connector(s) and its screw(s), first disconnect the wire(s) from the connector(s), and then remove the screw(s). · When connecting/disconnecting wires, pay enough attention not to damage the connectors. · When inserting the flat wire to the connector, pay attention to the direction of the flat wire. · Be careful in removing the parts to which some spacer or shield is attached for reinforcement or insulation. · When replacing chip parts (especially IC parts), first remove the solder completely to prevent peeling of the pattern. · Tighten screws properly during the procedures. Unless specified otherwise, tighten screws at a torque of 0.118N·m (1.2kgf·cm). However, 0.118N·m (1.2kgf·cm) is a value at the time of production. At the time of service, perform the procedure at a torque 10% less than 0.118N·m (1.2kgf·cm). (See "SERVICE NOTE" as for tightening torque.) 3.1.2 Destination of connectors
· Torque driver
Be sure to use to fastening the mechanism and exterior parts because those parts must strictly be controlled for tightening torque.
· Bit
This bit is slightly longer than those set in conventional torque drivers.
· Tweezers
To be used for removing and installing parts and wires.
· Chip IC replacement jig
To be used for replacement of IC.
· Cleaning cloth
Recommended cleaning cloth to wipe down the video heads, mechanism (tape transport system), optical lens surface.
3.2
ASSEMBLY AND DISASSEMBLY OF MAIN PARTS
Two kinds of double-arrows in connection tables respectively show kinds of connector/wires. : Flat wire : Wire : Board to board (B-B) : The connector of the side to remove
CONN. No. CN2a CN2b MAIN MAIN CN101 CN103 CONNECTOR MONI/BW MIC CN761 CN762 PIN No. 40 2
3.2.1 Assembly and disassembly When reassembling, perform the step(s) in reverse order.
STEP No. [1] [2] PART TOP COVER ASSY UPPER ASSY (Inc. VF ASSY, SPEAKER/MONITOR) VF ASSY Fig. No. POINT NOTE -
[8]
3.1.3 Disconnection of connectors (Wires)
Wire Wire
Fig.C1 S1,2(L1) Fig.C2-1 S2a,2(S2b),3(S2c) 2(S2d),S2e,S2c L2,CN2a,b Fig.C2-2 2(S8),L8,CN8a
( 1)
( 2)
( 3)
( 4)
NOTE 8a NOTE 8b ( 5)
FPC Connector · Pull both ends of the connector in the arrow direction, remove the lock and disconnect the flat wire. B-B Connector
Lock FPC Connector · Extend the locks in the direction of the arrow for unlocking and then pull out the wire. After removing the wire, immediately restore the locks to their original positions because the locks are apt to come off the connector.
B-B Connector B-B Connector · Pull the both ends of the board in the direction of the arrow, and remove the B-B Connector.
Fig.3-1-1 3.1.4 Tools required for disassembly and assembly
Torque driver YTU94088 Bit YTU94088-003 Tweezers P-895
(1) Order of steps in Procedure When reassembling, preform the step(s) in the reverseorder. These numbers are also used as the identification (location) No. of parts Figures. (2) Part to be removed or installed. (3) Fig. No. showing Procedure or Part Location. C = CABINET (4) Identification of part to be removed, unhooked, unlocked, released, unplugged, unclamped or unsoldered. S = Screw L = Lock, Release, Hook SD = Solder CN = Connector [Example] · 4 (S1a) = Remove 4 S1a screws. · 3 (L1a) = Disengage 3 L1a hooks. · 2 (SD1a) = Unsolder 2 SD1a points. · CN1a = Remove a CN1a connector. (5) Adjustment information for installation.
Chip IC replacement jig PTS40844-2
Cleaning cloth KSMM-01
Fig.3-1-2 1-6 (No.YF008)
3.2.2 ASSEMBLY/DISASSEMBLY OF CABINET PARTS AND ELECTRICAL PARTS Disassembly procedure
STEP No. [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] /[12] [13] [14] [15] [16] PART NAME ORNAMENT(TOP) COVER(JIG) COVER(UPPER) UPPER CASE ASSY (INCLUDE VF(COLOR)ASSY, MONITOR ASSY) COVER(ZOOM) FRONT COVER ASSY REAR UNIT ASSY LOWER CASE ASSY OP BLOCK ASSY MAIN BOARD ASSY PREMDA BOARD ASSY /MECHANISM ASSY VF ASSY COVER(HINGE) MONITOR ASSY MONI-C BOARD ASSY Fig. No. POINT NOTE
NOTE15a: Be careful not to cut the FPC. NOTE15b: For the disassembly/assembly procedure of the MONITOR ASSEMBLY, see "3.2.3 DISASSEMBLY/ASSEMBLY OF [15] MONITOR ASSEMBLY" NOTE16a: Wires for the SPEAKER are soldered, and the BRACKET(SPK) fixes the SPEAKER. Therefore, prior to removing the MONI-C BOARD ASSEMBLY, unsolder the soldered points (SD16) so that the wires moves easily. NOTE16b: When attaching the MONI-C BOARD ASSEMBLY, be careful of the position of the KNOB(SLIDE) and the SWITCH of the BOARD. NOTE17: Be careful about the engagement of the wire.
[17] SPEAKER
Fig.C1 2(L1) (S2) (S3a),(S3b),2(L3) Fig.C2 2(S4a),3(S4b),(S4c),(S4d),(S4a), NOTE4 CN4a,CN4b Fig.C3 2(S5),(L5) Fig.C4 (S6),2(L6a),(L6b) NOTE6 CN7a,CN7b,(S7),(L7a),(L7b) NOTE7 Fig.C5 CN8a,CN8b,CN8c,6(S8),4(L8) NOTE8 Fig.C6 CN9a,CN9b,2(S9),(L9a),(L9b) NOTE9 Fig.C7 (S10a),(S10b),2(L10),CN10a,CN10b NOTE10 Fig.C8 2(S11a),L11,CN11a,b,c,d,e,f,2(S11b) NOTE11 NOTE12 3(S12),BKT(MECHA)ASSY Fig.C9 CN13,(S13a),(S13b),(L13) NOTE13a,b Fig.C10 (S14a),2(S14b) Fig.C11 2(S15a),CN15,2(S15b) NOTE15a,b Fig.C12 SD16,2(S16a),2(S16b),2(L16), NOTE16a,b KNOB(SLIDE) Fig.C13 2(S17a),(S17b),BKT(HINGE), NOTE17 2(S17a),BKT(SPK)
Destination of connectors
CN.NO. CONNECTOR PIN NO.
NOTE4: Be careful not to cut the FPC. NOTE6: Be careful about the engagement of the wire. NOTE7: Be careful not to cut the FPC. Be careful about the engagement of the wire. NOTE8: Be careful not to cut the FPC. Be careful about the engagement of the wire. NOTE9: For the disassembly procedure of the OP BLOCK ASSEMBLY, see "3.2.4 ASSEMBLY/DISASSEMBLY OF [9] OP BLOCK ASSMBLY/CCD BOARD ASSEMBLY" NOTE10: Be careful not to cut the FPC. NOTE11: When removing/attaching the SHIELD COVER, be careful not to damage the FPC. NOTE12: When removing/attaching the BRACKET (MECHA) ASSEMBLY, be careful not to damage the FPC. For the disassembly/assembly procedure of the MECHANISM ASSEMBLY, see the Service Manual "DVC MECHANISM (No.86700)." NOTE13a: Remove the SHEET and the screw if necessary. NOTE13b: For the disassembly/assembly procedure of the VF ASSEMBLY, see "3.2.5 DISASSEMBLY/ASSEMBLY OF [13] VF ASSEMBLY"
CN4a CN4b CN7a CN7b CN8a CN8b CN8c CN9a CN9b
MAIN MAIN MAIN MAIN MAIN MAIN MAIN MAIN MAIN
CN101 CN103 CN104 CN112 CN102 CN106 CN109 CN108 CN107 CN110 CN111 CN406 CN405 CN404 CN402 CN403 CN407 CN765 CN763
MONI-C MONI-C
CN7614 40 CN762 10 8 12 6 4 16 24 40 40 16 18 11 8 6 6 32 -
REAR UNIT ASSY CN408 REAR UNIT ASSY CN401 FRONT MIC ZOOM UNIT OP BLOCK ASSY CCD PREMDA PREMDA SENSOR CAPSTAN MOTOR DRUM MOTOR HEAD LOADING MOTOR MONITOR ASSY VF ASSY CN901 CN9001 CN408 CN401 -
CN5001 16
CN10a MAIN CN10b MAIN CN11a PREMDA CN11b PREMDA CN11c PREMDA CN11d PREMDA CN11e PREMDA CN11f CN13 CN15 PREMDA MONI-C MONI-C
ROTARY ENCODER -
CN7001 18
(No.YF008)1-7
[1]
L1 L3
[3]
c
3
(S3b) c b
1 (S2)
b
2 (S3a)
[2]
Fig.C1
9
(S4c)
7
(S4b) (S4b)
8
(S4a) (S4a)
4
5
6
(S4b)
CN4a
CN4b
[4]
10
(S4d)
11
(S4a)
Fig.C2
1-8 (No.YF008)
17 16 (S8)
(S8) h (S8) L8 19 g (S8) f h CN8c f
[8]
g
18
[5]
L5
12
(S5)
(S5) L8 i
13
j
j i CN8a CN8b (S8)
(S8)
21
20
Fig.C3
Fig.C5
CN7b
CN9a L7a FPC
CN9b
L6a
L9b
[6]
b a
23 (S9)
k k 14 (S6)
CN7a
[9]
L7b
[7]
15 (S7)
L9a
22 (S9)
a
b
L6b
Fig.C4
Fig.C6
(No.YF008)1-9
L10
25 (S10b)
CN10b
24 (S10a)
L10 CN10a
[10]
Fig.C7
[12]
BKT(MECHA)ASS'Y
CN11d CN11b CN11c (S12)
SHIELD COVER
32
[11]
CN11e
27 (S11a) 26 (S11a) L11
(S12)
30
(S12)
31
29 (S11b) 28 (S11b)
CN11f
CN11a
:0.068N.m (0.7kgf.cm) :0.078N.m (0.8kgf.cm)
Fig.C8
1-10 (No.YF008)
L13
40 (S15b) 41 a (S15b)
b
CN13
l
CN15
f
[13]
a
g
34 (S13b)
SHEET g l f
38 (S15a) [15]
b
39 (S15a)
33 (S13a)
:0.147N.m (1.5kgf.cm)
Fig.C9
Fig.C11
36 (S14b) [14]
h
37 (S14b)
KNOB(SLIDE)
i
c
L16
[16]
SD16
h
e d c
35 (S14a)
i d
43 (S16b) e 44 (S16b)
42 (S16a)
Fig.10
Fig.C12
(No.YF008)1-11
[17] BKT(SPK) BKT(HINGE)
a
48 (S17a) 49 (S17a)
45 (S17a)
a
47 (S17b)
46 (S17a)
Fig.13
1-12 (No.YF008)
3.2.3 DISASSEMBLY/ASSEMBLY OF [15] MONITOR ASSEMBLY CAUTION (1) During the procedure, be careful in handling the LCD MODULE,etc., especially not to damage or soil the monitor screen. If it is soiled with fingerprints, etc., gently clean it with chamois or the cleaning cloth. (2) Since the BACKLIGHT is soldered to the ASSEMBLY BOARD, the BACKLIGHT should not be separated from the ASSEMBLY BOARD except when replacing the BACKLIGHT. Disassembly procedure of MONITOR ASSEMBLY (1) While removing the 4 screws (1-4) in numerical order and disengaging the 6 hooks (L15a-L15f) in alphabetical order, remove the MONITOR COVER ASSY. (2) Remove the SENSOR BOARD ASSEMBLY from the MONITOR CASE. (3) Remove the FPC in CN15a and CN15b in alphabetical order, and remove the MONITOR HINGE ASSEMBLY. (4) Remove the FPC of LCD MODULE from 1 connector CN15c. (5) Remove 1 screw (5), and remove the BL BOARD ASSEMBLY together with the BACKLIGHT. (6) Remove the SHEET (DIFF.). (7) Remove the LCD FRAME. (8) Remove the LCD MODULE. (9) Remove the SHIELD CASE.
L15e 2 (S15a) L15d
MONITOR COVER ASSEMBLY
L15f
1 (S15a) L15a
3 (S15b) 4 (S15b) b L15b
L15c
MONITOR HINGE ASSEMBLY
CN15a CN15b b L15e
BL2.5 BOARD ASSEMBLY 5 (S15a) SD15b
SENSOR BOARD ASSEMBLY
a c SD15a
CN15c
BACK LIGHT
SHEET(DIFF)
LCD FRAME
LCD MODULE
c
SHIELD CASE L15f
a
MONITOR CASE
:0.078N.m (0.8kgf.cm) :0.246N.m (2.5kgf.cm) L15g
Fig.3-2-3
(No.YF008)1-13
3.2.4 ASSEMBLY/DISASSEMBLY OF [9] OP BLOCK ASSMBLY/CCD BOARD ASSEMBLY CAUTIONS (1) During the procedure, be careful in handling the CCD IMAGE SENSOR, the OP LPF, and the LENS etc., especially not to damage or soil their surface. If it is soiled with fingerprints, etc., gently clean it with chamois or the cleaning cloth. (2) When the unit is shipped from the factory, a protection seal is sometimes applied onto the transparent glass of the CCD IMAGE SENSOR. Leave the protection seal as it is, and take it off just before assembling the CCD IMAGE SENSOR to the OP BLOCK ASSEMBLY. Disassembly procedure of OP BLOCK ASSEMBLY/CCD BOARD ASSEMBLY (1) Unsolder the 14 soldered points (SD9), and remove the CCD BOARD ASSEMBLY. (2) Remove the 2 screws (1 and 2), and remove the CCD BASE ASSEMBLY. NOTE 9a: When removing the CCD BASE ASSEMBLY, be careful not to lose or damage the SPACER or the OP LPF because they may be removed together with the CCD IMAGE SENSOR. NOTE 9b: In replacing the CCD IMAGE SENSOR, don't remove the CCD IMAGE SENSOR from the CCD BASE ASSEMBLY. Instead, replace the whole CCD BASE ASSEMBLY. Assembly procedure of OP BLOCK ASSEMBLY/CCD BOARD ASSEMBLY (1) Attach the OP LPF, the SHEET, and the SPACER to the OP BLOCK ASSEMBLY in this order. (2) Attach the CCD BASE ASSEMBLY so that the spacer is not shifted, and tighten the CCD BASE ASSEMBLY with the 2 screws (1 and 2). (3) Insert the CCD BOARD ASSEMBLY to the CCD BASE ASSEMBLY, and solder the 14 points (SD2). Replacement of service repair parts Service repair parts of the OP BLOCK ASSEMBLY are as follows. When replacing the parts, be careful not to cut or damage the FPC, and not to damage the parts due to soldering (overheat). (1) Focus motor (2) Zoom motor (3) Iris motor unit NOTE 9c: To solder the FPC, lift the FPC approx.1mm away from the jack when replacing the FOCUS MOTOR or the ZOOM MOTOR. NOTE 9d: The IRIS MOTOR UNIT contains the FPC ASSEMBLY and the SENSOR ×2.
1 (S9a) 7 (S9c) 8 (S9c) 11 9 (S9b) (S9b)
CCD BOARD ASSEMBLY IRIS MOTOR UNIT
10 (S9b)
OP side
OP LPF SD9
Blue CCD side
2 (S9a)
6 5 (S9b) (S9b) FOCUS MOTOR
CCD BASE ASSEMBLY SPACER
SHEET
SENSOR
4 (S9b)
OP LPF
3 (S9b)
0.078N.m (0.8kgf.cm) 0.118N.m (1.2kgf.cm)
OP BLOCK
ZOOM MOTOR
Fig.3-2-4
1-14 (No.YF008)
3.2.5 DISASSEMBLY/ASSEMBLY OF [13] VF ASSEMBLY · When replacing the VF FPC ASSEMBLY, first remove the exterior parts of the VF ASSEMBLY (UPPER CASE(VF) and BOTTOM CASE(VF)). And then, remove the CONNECTOR from the BOARD ASSEMBLY. If you remove the CONNECTOR first, the FPC may be cut or the SWITCH may be damaged. NOTE : There are two types of VF(COLOR) ASSEMBLY used for this model: S type and K type. For methods to distinguish the two types, see Cover Page. Disassembly of VF ASSEMBLY (1) Remove the 2 screws (1 and 2), and remove the EYE CUP. (2) Remove the FPC attached to the BRACKET(VF). (3) Remove the 3 screws (3-5). Pull the BRACKET(VF), and remove the 2 screws (6 and 7). Then, remove the BRACKET(VF) from the FPC. NOTE13a: During the procedure, be careful not to cut the FPC. (4) Pull the UPPER CASE(VF)/BOTTOM CASE(VF) from the HOLDER(VF) from FPC side, and remove the UPPER CASE(VF)/BOTTOM CASE(VF).
(5) Remove the 4 screws (8-11), and remove the BOTTOM CASE(VF) so that the BOTTOM CASE(VF) is facing upward. NOTE13b: During the operation, be careful of the LEVER (LENS). Especially, during the attachment procedure, be careful of the attachment position so that there is nothing wrong with sliding operation of the LENS ASSEMBLY. (6) Remove the GUIDE LENS/LENS ASSEMBLY and the LCD UNIT from the UPPER CASE(VF) if necessary. Disassembly of GUIDE LENS/LENS ASSEMBLY (1) Remove the SHEET (LENS) from the GUIDE LENS(VF). (2) Remove the LENS ASSEMBLY from the GUIDE LENS(VF). NOTE13c: During the procedure, be careful not to damage or soil the LENS. NOTE13d: Be careful not to lose the SPRING (LENS).
LCD UNIT(COVER)ASSEMBLY UPPER CASE(VF)
F2 F1
LENS ASSEMBLY
(S TYPE)
c
C-VF BOARD ASSEMBLY [0][7]
GUIDE LENS(VF)
F2
F2
SHEET(LENS) HOLDER(VF) EYE CUP 3 (S13b)
b a
(K TYPE)
5 (S13c) 1 (S13a) 2 (S13a)
4 (S13b)
SPRING(LENS)
7 6 (S13b) (S13b) LEVER(LENS)
F1
FPC
BOTTOM CASE(VF)
c b
BRACKET(VF) 9 (S13d)
a
8 (S13d) 10 (S13e)
11 (S13d)
Fig.3-2-5
:0.068N.m (0.7kgf.cm)
(No.YF008)1-15
SECTION 4 ADJUSTMENT
4.1 PREPARATION 4.1.3 TOOLS REQUIRED FOR ADJUSTMENT
Torque Driver Bit Tweezers
4.1.1 Precaution Camera system and deck system of this model are specially adjusted by using PC. However, if parts such as the following are replaced, an adjustment is required. The adjustment must be performed in a Service Center equipped with the concerned facilities. · OP BLOCK ASSEMBLY · EEP ROM (IC1005 of MAIN board) In the event of malfunction with electrical circuits, first find a defective portion with the aid of proper test instruments as shown in the following electrical adjustment procedure, and then commence necessary repair/ replacement/adjustment. · In observing chip TP, use IC clips, etc. to avoid any stress. Prior to replacement of chip parts (especially IC), remove the solder completely to prevent peeling of the pattern. · Use a patch cord if necessary. As for a patch cord, see the BOARD INTERCONNECTIONS. · Since connectors are fragile, carefully handle them in disconnecting and connecting the FPC. 4.1.2 REQUIRED TEST EQUIPMENT · Personal computer (for Windows) · Color TV monitor · Oscilloscope (dual-trace type, observable 100MHz or higher frequency). The one observable 300 MHz or higher frequency is recommended. · Digital voltmeter · DC power supply or AC adapter · Frequency counter (with threshold level adjuster)
YTU94088
YTU94088-003
P-895
Chip IC Replacement Jig
Cleaning Cloth
Guide Driver (Hexagonal)
PTS40844-2
KSMM-01
D-770-1.27
INF Adjustment Lens
INF Adjustment Lens Holder
Camera Stand
YTU92001B
YTU94087
YTU93079
Light box Assembly
Gray Scale Chart
Color Bar Chart
YTU93096A
YTU94133A
YTU94133C
Alignment Tape
PC Cable
Communication Cable
MC-2
QAM0099-005
YTU93107A
Service Support System
Jig Connector Cable
YTU94057-76
YTU93082C
· Torque driver
Be sure to use to fastening the mechanism and exterior parts because those parts must strictly be controlled for tightening torque.
· Bit
This bit is slightly longer than those set in conventional torque drivers.
· Tweezers
To be used for removing and installing parts and wires.
· Chip IC replacement jig
To be used for adjustment of the camera system.
· Cleaning cloth
Recommended the Cleaning cloth to wipe down the video heads, mechanism (tape transport system), optical lens surface. 1-16 (No.YF008)
· Guide driver (Hexagonal)
To be used to turn the guide roller to adjustment of the linarity of playback envelope.
4.2
JIG CONNECTOR CABLE CONNECTION
· INF adjustment lens
To be used for adjustment of the camera system. For the usage of the INF adjustment lens, refer to the Service Bulletin No. YA-SB-10035.
NOTE: In the case of jig connector cable use, since you cannot perform supply from DC jack, use a battery terminal. Connection procedure
· INF lens holder
To be used together with the Camera stand for operating the Videocamera in the stripped-down condition such as the status without the exterior parts or for using commodities that are not yet conformable to the interchangeable ring. For the usage of the INF lens holder, refer to the Service Bulletin No. YA-SB10035.
GUIDE ROLLER (TU)
· Camera stand
To be used together with the INF adjustment lens holder. For the usage of the Camera stand, refer to the Service Bulletin No. YA-SB-10035.
ADJUST
SCREW
· Light box assembly
To be used for adjustment of the camera system. For the usage of the Light box assembly, refer to the Service Bulletin No. YA-SB-10035.
· Gray scale chart
To be used for adjustment of the camera system. For the usage of the INF adjustment lens, refer to the Service Bulletin No. YA-SB-10035.
GUIDE ROLLER (SUP)
· Color bar chart
To be used for adjustment of the camera system. For the usage of the INF adjustment lens, refer to the Service Bulletin No. YA-SB-10035.
· Alignment tape
To be used for check and adjustment of interchangeability of the mechanism.
COVER (JIG)
JIG CONNECTOR SCREW
· PC cable
To be used to connect the Videocamera and a personal computer with each other when a personal computer issued for adjustment.
JIG CONNECTOR CABLE SERVICE SUPPORT SYSTEM
· Communication cable
Connect the Communication cable between the PC cable and Jig connector cable when performing a PC adjustment.
· Service support system
To be used for adjustment with a personal computer. Software can be downloaded also from JS-net.
PC CABLE COMMUNICATION CABLE FOR COMMUNICATION CABLE RS232C COM PORT
MENU
· Jig connector cable
Connected to JIG CONNECTOR of the main board and used for electrical adjustment, etc.
JIG CONNECTOR RED TO JLIP_RX WHITE TO JLIP_TX BLACK TO GND
PERSONAL COMPUTER
COMMUNICATION CABLE
JIG CONNECTOR
OSCILLOSCOPE
TO ENV_OUT TO HID1
(No.YF008)1-17
Jig connector diagrams
4.3
MECHANISM COMPATIBILITY ADJUSTMENT
4.3.1 Tape pattern adjustment
JIG CONNECTOR CABLE (YTU93082C)
MAIN CN105 AL_3VSYS CJIG_RST NC VCOM STH1 CVF_R CVF_B V_OUT GND TXD2 MON_G CVF_G RXD2 MINI_CHG JLIP_RX GND JLIP_TX PB_CLK HID1 GND ATFI ENV_OUT MAIN_VCO DISCRI I_MTR IF_TX EXMOD_1 FS_PLL MMOD_0 MMOD_1 1 16 2 17 3 18 4 19 5 20 6 21 7 22 8 23 9 24 10 25 11 26 12 27 13 28 14 29 15 30 JIG BOARD ASSY (14PIN) NC NC VCOM STH1 CVF_R CVF_B V_OUT GND TXD2 MON_G CVF_G RXD2 MONI_CHG HID1 1 2 3 4 5 6 7 8 9 10 11 12 13 14
JIG BOARD ASSY (15PIN) JLIP_RX GND JLIP_TX PB_CLK GND ATFI ENV_OUT MAIN_VCO DISCRI I_MTR IF_TX EXMOD_1 FS_PLL MMOD_0 MMOD_1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
NOTE: Prior to the adjustment, remove the cover (ADJUST). (1) Play back the compatibility adjustment tape. (2) While triggering the HID1, observe the waveform of ENV_OUT. (3) Set the manual tracking mode (ATF OFF). (4) Confirm that the waveform is entirely parallel and straight, and free from remarkable level-down, through the tracking operation. Make the confirmation as follows if necessary. (5) If level-down is observed on the left hand side of the waveform, straighten the level by turning the GUIDE ROLLER (SUP). If level-down is observed on the right hand side of the waveform, straighten the level by turning the GUIDE ROLLER (TU). (6) After the adjustment, try the unloading motion once, and confirm that the waveform is flat when the tape has been played back again. (7) Play back the self-recording. (8) Confirm that the waveform is flat.
Flatten the waveform. Misalignment of guide roller height on the supply side Misalignment of guide roller height on the take-up side
Fig.4-3-1
ENV_OUT
HID1
Fig.4-3-2
4.4
ELECTRICAL ADJUSTMENT
Electrical adjustment is performed by using a personal computer and software for SERVICE SUPPORT SYSTEM. Read README.TXT file to use the software properly. As for the connection of cables, see "4.2 JIG CONNECTOR CABLE CONNECTION".
1-18 (No.YF008)
5.1
SERVICE NOTE
CABINET PARTS AND ELECTRICAL PARTS
[1] 2 C2 C3 C4 C5 C6 3 4 5 6 7 8 9 10 11 16 17 20 21
[2] 1
[3] [6] 14 [7] 15 [9] 22 23
[4]
[5] 12 13
[8] 18 19
[10] 24 25 C7
Symbol No. Removing order of screw Place to stick screw Reference drawing (Fig.No.) Screw tightening torque
C1
CABINET PARTS AND ELECTRICAL PARTS
26 C8 C12 C9 C10
[11] 27 28 29 30 35 38 41 * 42 [16] 43 44 45
[12] 31 32
[13] 33 34
[14] 36 37
Symbol No. Removing order of screw Place to stick screw Reference drawing (Fig.No.) Screw tightening torque
[15] 39 40 * C11
46
[17] 47 C13
48
49
VF ASSEMBLY
MONITOR ASSEMBLY
1
2
3
4
Removing order of screw Place to stick screw Reference drawing (Fig.No.) Screw tightening torque
[13] 5 6 7 * * 3-2-5 8 9 10 11
1
2
[15] 3 3-2-3
Removing order of screw Place to stick screw Reference drawing (Fig.No.) Screw tightening torque
4
5
OP BLOCK ASSEMBLY
SECTION 5 TROUBLE SHOOTING
1 3-2-4
Removing order of screw Place to stick screw Reference drawing (Fig.No.) Screw tightening torque
2
3
4
5
[9] 6 7 8 9 10 11
NOTE: 1) * : Don't reuse the screw, because screw lock bond was applied to them. 2) Pay careful attention to tightening torque for each screw. : 0.088N m (0.9kgf cm) : 0.246N m (2.5kgf cm)
. .
. .
: 0.068N m (0.7kgf cm) : 0.246N m (2.5kgf cm)
. .
. .
: 0.078N m (0.8kgf cm) : 0.118N m (1.2kgf cm)
. .
. .
(No.YF008)1-19
5.2
TAKE OUT CASSETTE TAPE
(1) Remove the Power Unit (battery or DC code) from the set. (2) Remove 1 screw, and remove a plate (ADJ). NOTE: For more efficient operation, loosen and move the grip belt prior to the procedure (2). (3) Open the CASSETTE COVER till it is completely opened and fixed. (4) Attach a PVC tape as shown in the figure. NOTE: Be careful of cassette tape damage caused because the CASSETTE HOUSING ASSEMBLY is moved upward at the unloading end (EJECT mode). (5) To set the SLIDE DECK ASSEMBLY to the unloading end, apply DC 3V to the electrode (terminal) on the top surface of the LOADING MOTOR ASSEMBLY that is seen through a hole under the plate removed in the procedure (2). NOTE: Be careful not to attach grease or a similar substance to the surface of the cassette tape on the tape transport system. (6) Wind the cassette tape by directly turning the REEL DISK ASSEMBLY (SUP) from the backside of the SLIDE DECK ASSEMBLY by using a sharp tool (Chip IC replacement tool). (7) Confirm that the cassette tape is completely wound, and then peel off the PVC tape from the CASSETTE HOUSING ASSEMBLY and take out the cassette tape. NOTE: To confirm that the cassette tape is completely wound, confirm that one REEL DISK ASSEMBLY (TU) rotates as you rotate the other REEL DISK ASSEMBLY (SUP). (8) Make sure that grease or a similar substance is not attached to the surface of the tape taken out in the procedure (7). Similarly, also make sure that grease or a similar substance is not attached on the MECHANISM ASSEMBLY, especially the tape transport system.
(DC3V)
CASSETTE COVER
TAPE
LOADING MOTOR ASSEMBLY
CASSETTE HOUSING ASSEMBLY
REEL DISK ASSEMBLY (SUP) SLIDE DECK ASSEMBLY
Fig.5-2-1
1-20 (No.YF008)
5.3
EMERGENCY DISPLAY
Example (in case of the error number E01):
Whenever some abnormal signal is input to the syscon CPU, an error number (E01, as an example) is displayed on the LCD monitor or (in the electronic view finder).In every error status, such the message as shown below alter nately appear over and over. · In an emergency mode, all operations except turning on/off the POWER switch are ineffectual. LCD display E01 Emergencymode LOADING Details
E01 UNIT IN SAFEGUARD MODE
E01 REMOVE AND REATTACH BATTERY
Possible cause
In the case the encoder position is 1. The mechanism is locked during mode shift. not shifted to the next point though 2. The mechanism is locked at the mechanism loading end, the loading motor has rotated in the because the encoder position is skipped during loading direction for 4 seconds or mechanism mode shift. more. This error is defined as [E01]. 3. No power is supplied to the loading MDA. In the case the encoder position is 1. The mechanism is locked during mode shift. not shifted to the next point though 2. The mechanism is locked at the mechanism loading end, the loading motor has rotated in the because the encoder position is skipped during unloading direction for 4 seconds or mechanism mode shift. more. This error is defined as [E02]. 1. The idler gear does not engage with the reel disk well. 2. Though the idler gear and reel disk are engaged with each other, the tape is not wound because of overload to the mechanism. 3. No FG pulse is output from the reel sensor. 4. No power is supplied to the reel sensor. 5. Tape transport operation takes place with a cassette having no tape inside. 6. The tape slackens and no pulse is produced until the slack is taken up and the tape comes into the normal status.
E02
UNLOADING
E03
TU & SUP REEL FG In the case no REEL FG is produced for seconds shown in the table below or more in the capstan rotation mode after loading was complete, the mechanism mode is shifted to STOP with the pinch roller set off. This error is defined as [E03].However, no REEL EMG is detected in the SLW/STILL mode.
PB/REC S-FWD S-REW FF REW REEL(SUP) REEL(TU) 3 SEC 3 SEC 3 SEC 0.3 SEC 0.3 SEC 3 SEC 3 SEC 0.1 SEC 0.1 SEC 3 SEC
E04
DRUM FG
In the case there is no DRUM FG 1. The drum cannot be started or drum rotation is stopped because tape transport load is too high. input in the drum rotation mode for 1) Tape tension is extremely high. 4 seconds or more. This error is 2) The tape is damaged or soiled with grease, etc. defined as [E04], and the 2. The DRUM FG signal is not received by the syscon CPU. mechanism mode is shifted to 1) Disconnection in the middle of the signal line. STOP with the pinch roller set off. 2) Failure of the DRUM FG pulse generator (hall element). 3. No drum control voltage is supplied to the MDA. 4. No power is supplied to the DRUM MDA. In the case no CAPSTAN FG is 1. The CAPSTAN FG signal is not received by the syscon produced in the capstan rotation CPU. mode for 2 seconds or more. This 1) Disconnection in the middle of the signal line. error is defined as [E06], and the 2) Failure of the CAPSTAN FG pulse generator (MR mechanism mode is shifted to element). STOP with the pinch roller set 2. No capstan control voltage is supplied to the MDA. off.However, no CAPSTAN EMG is 3. The capstan cannot be started or capstan rotation is detected in the STILL/FF/REW stopped because tape transport load is too high. mode. 1) Tape tension is extremely high. (Mechanical locking) 2) The tape is damaged or soiled with grease, etc. (Tape tangling occurs, etc.) Fig.5-3-1
E05 E06
CAPSTAN FG
(No.YF008)1-21
VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY CAMCORDER CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan
(No.YF008)
Printed in Japan WPC