JVC GR-D230US, Service Manual

Page 1: ...F042 2004 3 GR D230US GR D231US For disassembling and assembling of MECHANISM ASSEMBLY refer to the SERVICE MANUAL No 86700 MECHANISM ASSEMBLY 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 20 GR D230US GR D231US M4D2S7 ...

Page 2: ...1 2 No YF042 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: ...5 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS 2 1 DIFFERENCE LIST The following table indicate main different points between models GR D230US and GR D231US MODEL GR D230US GR D231US BODY COLOR Silver Blue Silver Silver ...

Page 6: ...e 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 Procedure or Pa...

Page 7: ...RDASSEMBLY SDBOARDASSEMBLY OP BLOCK ASSEMBLY CCD BOARD ASSEMBLY MAIN BOARD ASSEMBLY MDA BOARD ASSEMBLY MECHA ASSEMBLY 2 S1a 2 S1b CN1 S2a S2b 4 S2c 2 L2a 2 L2b CN2a b CN3 4 S3 4 L3 S4a S4b JACK COVER AV ASSEMBLY 2 S4c CN4 CN5a b 2 S5 L5 2 S6 CN7a SPACER CN7b c 4 㧔S7㧕 2 S8 L8 CN9a b S9a 2 S9b CN9c CN10a b c d 2 S10 S11 SHIELD COVER 1 3 S11 BKT MECHA ASSEMBLY Fig FA1 Fig FA2 Fig FA3 Fig FA4 Fig FA5 ...

Page 8: ...1 8 No YF042 Fig FA1 Fig FA2 1 S1a 3 S1b 2 S1a 4 S1b 1 CN1 6 S2b a b b a 5 S2a 7 S2c 8 S2c 9 S2c 10 S2c 2 NOTE2 CN2b L2a L2b CN2a 0 088N m 0 9kgf cm ...

Page 9: ...g FA3 Fig FA4 Fig FA5 11 S3 L3 12 S3 13 S3 14 S3 3 CN3 15 S4a 16 S4b CASSETTE COVER ASSEMBLY JACK COVER AV ASSEMBLY 17 S4c 18 S4c 4 CN4 0 088N m 0 9kgf cm 5 NOTE5b 6 NOTE5a 20 S5 a b 19 S5 22 S6 21 S6 a b CN5a CN5b L5 ...

Page 10: ...No YF042 Fig FA6 Fig FA7 Fig FA8 8 NOTE8 NOTE7 SPACER 27 S8 28 S8 23 S7 24 S7 7 25 S7 26 S7 CN7c L8 CN7b CN7a CN9a 29 S9a 30 S9b 31 S9b CN9c CN9b 9 10 33 S10 32 S10 CN10a CN10b CN10c CN10d 0 088N m 0 9kgf cm ...

Page 11: ...NOB operates properly NOTE6 Prior to removing the SD BOARD ASSEMBLY remove the SD card NOTE7 Prior to removing the SPEAKER remove the SD BOARD ASSEMBLY Be careful of handing the parts Be careful enough not to cut or damage the wire zDestination of connectors 35 S11 36 S11 37 S11 11 BKT MECHA ASSEMBLY 34 S11 SHIELD COVER 1 0 088N m 0 9kgf cm 1 NOTE1b NOTE1a JACK COVER AV ASSEMBLY 1 S1 2 S1 1 2 3 4 ...

Page 12: ... a a L2a L2b b b c c 4 S2 3 S2 5 S2 NOTE2 L2c 6 S3 7 S3 L3 8 S3 9 S3 10 S3 3 NOTE3 CASSETTE COVER ASSEMBLY BKT 0 098N m 1 0kgf cm 12 S4a 11 S4a 14 S4b 15 S4b 16 S4b 17 S4b 18 S4a 19 S4a 13 S4a NOTE4a COVER ADJUST NOTE4b 4 0 098N m 1 0kgf cm ...

Page 13: ... No YF042 1 13 Fig LO5 Fig LO6 20 S5a 21 S5a 22 S5b 23 S5a a L5a L5b CN5 L5a L5b 5 a 0 088N m 0 9kgf cm 24 S6 25 S6 L6 26 S6 CN7 6 NOTE6 7 NOTE7 0 088N m 0 9kgf cm ...

Page 14: ... GUIDE LENS part zDisassembly of HOLDER LCD part Parts are engaged in the both sides of the HOLDER LCD See the figure below and disassemble the parts if necessary NOTE5d In an assembly procedure be careful not to insert foreign materials or attach fingerprints in the parts zDisassembly of GUIDE LENS part Parts are attached to the GUIDE LENS part from the EYE CUP side See the following figure and r...

Page 15: ...e removed together with the CCD BASE ASSEMBLY NOTE8c When replacing the CCD image sensor don t remove the CCD image sensor from the CCD BASE ASSEMBLY Instead replace the entire CCD BASE ASSEMBLY zAssembly procedure of OP BLOCK ASSEMBLY CCD BOARD ASSEMBLY 1 Attach the OP LPF to the OP BLOCK ASSEMBLY and then the sheet to the OP BLOCK ASSEMBLY NOTE8d When attaching OP LPF to the OP BLOCK ASSEMBLY be...

Page 16: ... ASSEMBLY 3 Unlock the connector CN12a and then CN12b and raise and remove the HINGE UNIT ASSEMBLY NOTE12c During the procedure be careful in handling the FPC 4 Unlock one connector CN12c and remove the FPC 5 Remove the MONITOR BOARD ASSEMBLY together with the BACKLIGHT 6 Remove the SHIELD CASE 7 Remove the LCD MODULE Disassembly of HINGE UNIT 1 Remove the two screws 16 17 and remove the HINGE COV...

Page 17: ...lloscope 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 tightening torqu...

Page 18: ...rt 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 cable Connect the Communic...

Page 19: ...ustment 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 DDI DDO DMS DCK DRST FL_MDO RESET AL_3VSYS IF_TX JLIP_TX JLIP_RX TMS_DSC TCK_DSC TDI_DSC TRST_DSC TDO_DSC PB_CLK ENV_OUT MAIN_VCO ATFI HID1 DISCRI FS_PLL TXD2 SPA SBE RXD2 GND GND V_OUT VCO...

Page 20: ...alues for attachment procedure in a production assembly line Therefore tighten screws at values under the following values During the procedure be careful enough not to damage screws and screw holes a㧦0 118N㨯m 1 2kgf㨯EO b㧦0 088N㨯m 0 9kgf㨯EO c㧦0 098N㨯m 1 0kgf㨯EO d㧦0 069N㨯m 0 7kgf㨯EO e㧦0 078N㨯m 0 8kgf㨯EO f㧦0 196N㨯m 2 0kgf㨯EO g㧦0 246N㨯m 2 5kgf㨯EO㧕 7 8 1 2 3 4 10 1 5 6 a g 5 11 b c e d b a a b FA9 FA8...

Page 21: ...sport system 5 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 6 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 o...

Page 22: ...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 23: ...2 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 ...