JVC GR-D750UC Service Manual Download | Manualshive

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(No.YF173)1-13

Fig.3-2-4-2

<LCD SA>

CASE(B.LIGHT)

VF BOARD ASSY

VF SW

L4d

L4f

L4g

L4h

L4e

L4c

CASE(VF)

LCD SA

STOPPER(POLA)

CUSHION(2)

SHEET(POLA)

SHEET(DIFF.)

SHEET(POLA)

CUSHION(1)

LCD MODULE

HOLDER(LCD)

FPC

CN4

NOTE4f

NOTE4d

NOTE4e

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Summary of Contents for GR-D750UC

Page 1: ...ny of Japan Limited For disassembling and assembling of MECHANISM ASSEMBLY refer to the SERVICE MANUAL No YF081 MECHANISM ASSEMBLY Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade TABLE OF CONTENTS 1 PRECAUTIONS 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 5 3 DISASSEMBLY 1 6 4 ADJUSTMENT 1 17 5 TROUBLE SHOOTING 1 21 GR D771USM GR D775USM GR D790USM GR D796USM M7D1S5 GR D...

Page 2: ...Lens F 2 0 f 2 3 mm to 78 2 mm 34 1 power zoom lens Filter diameter Ø27 mm LCD monitor 2 7 diagonally measured LCD panel TFT active matrix system Viewfinder Electronic viewfinder with 0 16 color LCD Speaker Monaural LED Light Effective distance 1 5 m 5 ft For Digital Video Camera Format DV forma t SD mode Signal format NTSC standard Recording Playback format Video Digital component recording Audio...

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: ...B TERMINAL USB CABLE NO NO YES CD ROM NO NO YES BATTERY PACK BN VF808US BN VF808US BN VF808US REMOTE CONTROL UNIT NO NO NO MODEL NAME GR D770US GR D771US GR D775US DSC YES YES YES USB TERMINAL USB CABLE YES YES YES CD ROM YES YES YES BATTERY PACK BN VF808US BN VF808US BN VF808US REMOTE CONTROL UNIT NO NO YES RM V740US MODEL NAME GR D790US GR D796US DSC YES YES USB TERMINAL USB CABLE YES YES CD ROM...

Page 6: ...dentification location No of parts Figures 2 Part to be removed or installed 3 Fig No showing Procedure or Part Location 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 Adjus...

Page 7: ...TCH and the KNOB VID MEM SW DSC MODEL ONLY NOTE16b During the procedure be careful not to damage the SWITCH When attaching leave the MONITOR ASSY open NOTE16c When attaching be careful with the wiring of the WIRE SPEAKER NOTE17 When removing push the COVER from the backside and be careful in handling the parts NOTE18 Refer to 3 2 4 DISASSEMBLY OF 18 MONITOR ASSEM BLY for the disassembly of the MON...

Page 8: ...Fig FA2 Fig FA3 6 S1b 5 S1a 1 S1a 2 S1a 3 S1b 4 S1b MONITOR ASSY L1b L1c L1d NOTE1a NOTE1d NOTE1b 1 FPC JUNC WIRE FPC BUTTON CN1 L1j L1a L1h L1g L1f L1e GUIDE FOOK NOTE1c 2 7 S2 8 S2 10 S2 L2a LEVER L2b 9 S2 9 S2 NOTE2 3 11 S3 L3 12 S3 ...

Page 9: ... NOTE4a NOTE4b CN4b L4 CN4a CN4a CN4b CN5 COVER JACK NOTE5b 5 19 S5b 18 S5c L5 17 S5b 17 S5b 15 S5a 15 S5a 16 S5a 16 S5a 20 S5b NOTE5a NOTE5b 6 NOTE6a 21 S6 21 S6 22 S6 22 S6 L6c NOTE6a NOTE6b L6a L6b 7 CN7 L7a L7b 7 8 PLATE MIC NOTE8 WIRE MIC WIRE MIC 23 S7 23 S7 24 S8 ...

Page 10: ...25 S9 26 S9 CN9 9 9 10 27 S10 L9a L9b NOTE9 EJECT SW 11 12 28 S12 31 S12 29 S12 L11 CN11 L12b L12a 30 S12 NOTE11b NOTE11a CN13b CN13c CN13d CN13e MECHA SIDE L13 32 S13 CN13a CN13b CN13c CN13d CN13e 13 33 S14 L14 35 S14 34 S14 14 36 S14 FRAME ASSY 0 068N m 0 7kgf cm ...

Page 11: ...PEAKER NOTE15 NOTE16c NOTE16a NOTE16b MONI SW VID MEM SW CN16a L16 NOTE16c 15 0 059N m 0 6kgf cm 43 S18 L18 42 S18 41 S17 40 S17 17 18 NOTE18 0 039N m 0 4kgf cm 44 S19 L19a L19b 45 S19 46 S19 47 S19 48 S19 19 BKT HINGE KNOB SLIDE KNOB EJECT BKT GROUND NOTE19a NOTE19a NOTE19a NOTE16c NOTE19b 0 078N m 0 8kgf cm ...

Page 12: ...e procedure be careful in handling the parts Pay special attention not to damage soil or leave fin gerprints on the surface NOTE4c After attaching the LENS ASSY rotate the LE VER VF counterclockwise to check the smooth slid ing operation of the LENS ASSY 5 Press hooks L4c d on both sides of the HOLD ER LCD to remove the LCD SA from the CASE VF NOTE4d During the procedure be careful not to damage t...

Page 13: ...1 13 Fig 3 2 4 2 LCD SA CASE B LIGHT VF BOARD ASSY VF SW L4d L4f L4g L4h L4e L4c CASE VF LCD SA STOPPER POLA CUSHION 2 SHEET POLA SHEET DIFF SHEET POLA CUSHION 1 LCD MODULE HOLDER LCD FPC CN4 NOTE4f NOTE4d NOTE4e ...

Page 14: ...SSY be careful to avoid any misalignment or unevenness of the parts underneath Attach the MONITOR BOARD ASSY by lifting up the MONITOR CASE as the KNOB CURSOR that is at tached to the BOARD sticks out toward the LCD screen 5 Remove the SHEET M REF LIGHT GUIDE SHEET M DIFF and the SHEET BEF 6 Remove the SHILD CASE MONI LCD MODULE and the LCD CASE NOTE18c During the procedure handle the three parts ...

Page 15: ...EET BEF S CASE MONI LCD MODULE LCD CASE MONITOR CASE H COVER U HINGE ASSY H COVER L P C MAGNET 1 S18a 2 S18a 3 S18b 4 S18c CN18a CN18b a a NOTE18e f FPC MONITOR CASE SIDE SUPPORT PLATE SIDE M COVER ASSY SIDE NOTE18b LCD CASE LCD MODULE S CASE MONI NOTE18c L18h L18k L18j L18a L18b L18e L18f L18g L18d L18c P C MAGNET H COVER L N pole S pole NOTE18d NOTE18c KNOB CURSOL ...

Page 16: ...careful in handling as the CCD IMAGE SENSOR may be re moved together with the SHEET and the OP LPF at tached NOTE11 b Replace the CCD IMAGE SENSOR as a CCD BASE ASSY not as a single part replacement zAssembly of OP BLOCK ASSEMBLY CCD BOARD AS SEMBLY 1 Set the OPTICAL LPF first and then the SHEET to the OP BLOCK ASSY NOTE11c Be careful with the attachment direction of the OP LPF 2 Attach the CCD BA...

Page 17: ...e 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 4 1 3 TOOLS REQUIRED FOR ADJUSTMENT Torque driver Be sure to use to fastening the mechanism ...

Page 18: ...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 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 Focus chart To be used for adjustment of the camera system For the usage of t...

Page 19: ... the CASS COVER Fig 4 2 2 ADDITIONAL WIRE 13 22pin 23pin 26pin HID 28pin IF_RX 29pin AL_2 8VSYS 8pin CVF G 9pin GND 5pin NC 13pin IF_TX 12pin ENV_OUT 10pin GND 28 COMPONENT SIDE FOIL SIDE GUIDE ROLLER TU GUIDE ROLLER SUP CASS COVER PC CABLE COVER JIG CON JIG CONNECTOR COMMUNICATION CABLE COMMUNICATION JIG CONNECTOR CABLE JIG CONNECTOR CONVERSION CONNECTOR TO ENV_OUT TO HID MENU RS232C COM PORT SER...

Page 20: ...nfirm 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 13 IF_TX 28 IF_RX ADDITIONAL WIRE 20 19 18 17 16 15 14 13 12 11 MVD V_OUT CVF_G COM_VF GND FS_PLL...

Page 21: ...Fig No Screw tightening torque CABINET PARTS AND ELECTRICAL PARTS 1 4 VF ASSY 18 MONITOR ASSY CABINET PARTS AND ELECTRICAL PARTS 2 NOTE 㧝㧖and㧖㧖 This mark shows where to attach the screws Do not reuse the screws because the screw lock bond was applied to prevent the screws from loosening Prepare the specified screws and use them in place of the removed screws 㧞 Tightening torque for the screws Th...

Page 22: ...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 u...

Page 23: ... No YF173 VPT Printed in Japan Victor company of Japn Limited Camcorder Category 12 3 chome Moriya cho Kanagawa ku Yokohama city Kanagawa prefecture 221 8528 Japan ...

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