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SERVICE MANUAL

COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED

No.YF020

2004/2

DIGITAL VIDEO CAMERA

YF020

2004

2

GR-D93US,GR-D94US

For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY).

TABLE OF CONTENTS

1

PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-3

2

SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-5

3

DISASSEMBLY  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-6

4

ADJUSTMENT  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-16

5

TROUBLESHOOTING  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-19

GR-D93US,GR-D94US[M4D1S9]

Summary of Contents for GR-D93US

Page 1: ...A YF020 2004 2 GR D93US GR D94US For disassembling and assembling of MECHANISM ASSEMBLY refer to the SERVICE MANUAL No 86700 MECHANISM ASSEMBLY TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 5 3 DISASSEMBLY 1 6 4 ADJUSTMENT 1 16 5 TROUBLESHOOTING 1 19 GR D93US GR D94US M4D1S9 ...

Page 2: ...1 2 No YF020 SPECIFICATION ...

Page 3: ...rts 9 When a power cord has been replaced check that 10 15 kg of force in any direction will not loosen it 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 emission Cons...

Page 4: ...g 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 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 oh...

Page 5: ...ERVICE INSTRUCTIONS 2 1 DIFFERENCE LIST The following table indicate main different points between models GR D93US and GR D94US MODEL GR D93US GR D94US MEMORY CARD YES MMC 8MB YES MMC 16MB BODY COLOR Silver Dark Blue Silver Premium Gray ...

Page 6: ...s mechanism tape transport system optical lens surface 3 2 ASSEMBLY AND DISASSEMBLY OF MAIN PARTS 3 2 1 Assembly and disassembly When reassembling perform the step s in reverse order 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 ...

Page 7: ...B SLIDE and the SWITCH of the BOARD NOTE17 Be careful about the engagement of the wire zDestination of connectors STEP No PART NAME Fig No POINT NOTE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ORNAMENT TOP COVER JIG COVER UPPER UPPER CASE ASSY INCLUDE VF COLOR ASSY MONITORASSY COVER ZOOM FRONT COVER ASSY REAR UNIT ASSY LOWER CASE ASSY OP BLOCK ASSY MAIN BOARD ASSY PREMDA BOARD ASSY MECHANISM ASSY V...

Page 8: ...1 8 No YF020 Fig C1 Fig C2 c 1 3 3 2 1 2 S3 S2 S3 b b c L1 L3 9 7 8 10 11 4 5 6 4 CN4a CN4b S4a S4a S4b S4b S4b S4c S4a S4b NOTE4 ...

Page 9: ...4 Fig C5 Fig C6 5 12 13 S5 S5 L5 6 7 14 15 k k S6 S7 L7a L7b CN7a CN7b L6a L6b NOTE6 NOTE7 16 17 18 19 20 21 8 g f h h g S8a S8a S8b S8b S8b S8c i i j j L8 L8 CN8a CN8b CN8c NOTE8 f CN9a CN9b 22 9 23 S9 S9 a a b b L9a L9b NOTE9 ...

Page 10: ...a CN10b S10 S10 L10 L10 NOTE10 0 068N m 0 7kgf cm 0 078N m 0 8kgf cm 26 27 28 29 30 31 32 11 12 S11b S11b CN11a CN11b CN11c CN11d CN11f CN11e S11a S11a CN11a CN11b CN11c CN11d CN11e CN11f L11 S12 S12 S12 NOTE12 BRACKET MECHA ASSY SHIELD COVER ...

Page 11: ...S13b g g f f CN13 l l 13 L13 NOTE13a NOTE13b SHEET 35 36 37 h h i i S14b S14b S14a 14 0 147N m 1 5kgf cm a b 15 a b 38 39 S15a S15a 40 41 S15b S15b CN15 NOTE15b NOTE15a c c d d e e 42 43 44 S16a S16b S16b 16 L16 KNOB SLIDE NOTE16c SD16 NOTE16a NOTE16b SHEET ...

Page 12: ...1 12 No YF020 Fig 13 17 48 49 S17a S17a NOTE17 BRACKET SPK BRACKET HINGE 45 S17a S17b 46 S17a 47 a a L17a L17b ...

Page 13: ...15f 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 AS SEMBLY together with the BACKLIGHT 6 Remove the SHEET DIFF 7 Remove the LCD FRAME 8 Remove ...

Page 14: ...e the CCD IMAGE SENSOR from the CCD BASE ASSEMBLY Instead replace the whole CCD BASE ASSEMBLY zAssembly 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 th...

Page 15: ...emove the BOTTOM CASE VF so that the BOTTOM CASE VF is facing up ward NOTE13b During the operation be careful of the LEVER LENS Especially during the attachment procedure be care ful 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 zDisassembly of GUIDE LE...

Page 16: ... 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 4 1 3 TOOLS REQUIRED FOR ADJUSTMENT Torque driver Be sure to use to fastening the mechanism and exterior parts because those parts must strictly be controlled for ...

Page 17: ...YA SB 10035 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 PC cable To be used to connect the Videocamera and a personal computer with each other when a personal computer issued for adjustment Communication c...

Page 18: ...ck the self recording 8 Confirm that the waveform is flat Fig 4 3 1 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 JIG CONNECTOR CABLE YTU93082C AL_3VSYS RESET NC VCOM STH1 CVF_R CVF_B V...

Page 19: ...rque Removing order of screw Place to stick screw Reference drawing Fig No Screw tightening torque Removing order of screw Place to stick screw Reference drawing Fig No Screw tightening torque Removing order of screw Place to stick screw Reference drawing Fig No Screw tightening torque CABINET PARTS AND ELECTRICAL PARTS 1 2 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 CABI...

Page 20: ...r 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 c...

Page 21: ...ell 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...

Page 22: ...0 WPC Printed in Japan JVC SERVICE ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP www jvcservice com US Only JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 ...

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