JVC GR-D270US Service Manual
Digital video camera
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Also See for GR-D270US:
- Instructions manual (72 pages) ,
- Schematic diagrams (57 pages) ,
- Service manual (2 pages)
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SERVICE MANUAL
2
YF075
2005
GR-D270US, GR-D271US,
GR-D275US, GR-D290US,
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY).
1
Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
Specific Service Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
3
Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
4
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
5
Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
DIGITAL VIDEO CAMERA
GR-D295US
TABLE OF CONTENTS
COPYRIGHT © 2005 Victor Company of Japan, Limited
GR-D270US, GR-D271US, GR-D275US[M5D2S5]
GR-D290US, GR-D295US[M5D2S7]
No.YF075
2005/2
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Table of Contents
Related Manuals for JVC GR-D270US
Summary of Contents for JVC GR-D270US
- Page 1 2005 GR-D270US, GR-D271US, GR-D275US, GR-D290US, GR-D295US GR-D270US, GR-D271US, GR-D275US[M5D2S5] GR-D290US, GR-D295US[M5D2S7] For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY). TABLE OF CONTENTS PRECAUTIONS ............... 1-3 SPECIFIC SERVICE INSTRUCTIONS .
- Page 2 SPECIFICATION Camcorder For General Power supply DC 11.0 V(Using AC Adapter) DC 7.2 V (Using battery pack) Power consumption Approx. 3.2 W (3.5 W*) (LCD monitor off, viewfinder on) Approx. 4.2 W (4.5 W*) (LCD monitor on, viewfinder off) Approx. 6.5 W (Maximum; when charging the battery pack) * Using LED Light Dimensions (W ×...
- Page 3 SECTION 1 PRECAUTIONS SAFTY PRECAUTIONS Prior to shipment from the factory, JVC products are strictly emission. Consequently, when servicing these products, inspected to conform with the recognized product safety and replace the cathode ray tubes and other parts with only the electrical codes of the countries in which they are to be specified parts.
- Page 4 1.1.2 Safety Check after Servicing Examine the area surrounding the repaired location for damage (4) Leakage current test or deterioration. Observe that screws, parts and wires have been Confirm specified or lower leakage current between earth returned to original positions, Afterwards, perform the following ground/power cord plug prongs and externally exposed tests and confirm the specified values in order to verify accessible parts (RF terminals, antenna terminals, video...
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Page 5: Specific Service Instructions
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS DIFFERENCE LIST The following table indicate main different points between models GR-D270US, GR-D271US, GR-D275US, GR-D290US and GR-D295US. MODEL GR-D270US GR-D271US GR-D275US GR-D290US GR-D295US DSC FLASH MEMORY MMC(8MB) (MEMORY CARD) REMOTE CONTROL RM-V720US RM-V720US RM-V720US RM-V720US... - Page 6 SECTION 3 DISASSEMBLY BEFORE ASSEMBLY AND DISASSEMBLY • 3.1.1 Precautions Torque driver • Be sure to disconnect the power supply unit prior to mounting Be sure to use to fastening the mechanism and exterior parts and soldering of parts. because those parts must strictly be controlled for tightening •...
- Page 7 3.2.2 ASSEMBLY/DISASSEMBLY OF CABINET PARTS AND ELECTRICAL PARTS Disassembly procedure Destination of connectors STEP Fig. CN.NO. CONNECTOR PART NAME POINT NOTE TOP COVER ASSY GRIP BELT,S1a,S1b,S1c,L1a,b,c,d,e,f NOTE1a,b CN301 MAIN CN110 26 MONITOR ASSY S2a,5(S2b),CASSETTE COVER,S2c, NOTE2a,b MAIN CN108 CN7001 16 S2d,L2,CN2 CN4a MAIN...
- Page 8 (S2d) (S2c) MONI. SW NOTE2b CN5b COVER(SD) CN5a ASSY CASSETTE COVER (S2b) NOTE2a (S2b) (S2b) (S2b) (S2b) (S2a) BOTTOM VIEW Fig.FA2 Fig.FA4 NOTE4a (S3b) (S3b) CN4b CN4a (S4) CN4a (S3a) CN4b REAR UNIT NOTE4b CN7a CN7b (S6) NOTE4c (S4) EJECT SW (S3a) CN6a <NOTE4a>...
- Page 9 NOTE10 SHIELD COVER(PR) [10] FRONT COVER ASSY (S10) FRONT BOARD ASSY (S10) (S6b) (S9) (S6b) (S9) PLATE 0.078N m (0.8kgf cm) (MIC) 0.069N m (0.7kgf cm) (S9) Fig.FA5-2 Fig.FA7 [12] CN11f CN11d CN11c CN11b CN11e CN8b CN8a (S11) CN11a (S11) [11] (S8) Fig.FA6...
- Page 10 3.2.3 ASSEMBLY/DISASSEMBLY OF [2] MONITOR ASSEMBLY CAUTIONS (1) Remove the MONITOR ASSEMBLY from the UPPER CASE ASSEMBLY first, as they are removed together in (S2a) main parts disassembly, and then proceed to the disas- sembly procedure. (2) During the procedure, be careful in handling the LCD (S2b) MODULE and other parts.
- Page 11 UPPER CASE ASSY NOTE2b (S2c) 7 MONITOR ASSY (S2c) MONITOR COVER ASSY (S2d) NOTE2a (S2d) (S2d) (S2d) BOTTOM VIEW CN2b MONITOR BOARD ASSY MONI. HINGE ASSY CN2c NOTE2c BACKLIGHT ASSY U/D SW NOTE2d DIFF. SHEET (should put this part at right side) SPACER(LCD) LCD MODULE SPRING(LCD)
- Page 12 3.2.4 ASSEMBLY/DISASSEMBLY OF [7] OP BLOCK ASSMBLY/CCD BOARD ASSEMBLY Precautions Assembly of CCD BASE ASSEMBLY and CCD BOARD AS- (1) Take care in handling the CCD IMAGE SENSOR, OP SEMBLY LPF and lens components when performing mainte- (1) Set the OP LPF to the OP BLOCK ASSEMBLY so that nance etc., especially with regard to surface contamina- the OP side touches the OP BLOCK ASSEMBLY.
- Page 13 3.2.5 ASSEMBLY/DISASSEMBLY OF [3] VF ASSEMBLY Before disassembly NOTE3c: As the VF ASSEMBLY has complicated structure, do not dis- When attaching, be careful with the positioning of the assemble if not needed. LEVER (VF) and the handling of the FPC. Inside the VF is divided into two units: LCD SA/ LENS SA, and Disassembly of LCD SA/LENS SA each unit is made up of several parts.
- Page 14 <LENS SA> NOTE3e LEVER(VF) LENS SA NOTE3c LCD SA NOTE3d GUIDE(LENS) NOTE3e,f LENS ASSY NOTE3g COMPRESION SPRING SHAFT(VF) HOLDER(EYE) <LCD SA> NOTE3e SHEET(LENS) CASE(B.LIGHT) EYE CUP NOTE3e SHEET(DIFF) NOTE3e SHEET(POLA.1) CUSHION(LCD) STOPER(POLA) NOTE3e LCD MODULE NOTE3e SHEET(POLA.2) GUIDE(LCD) HOLDER(LCD) Fig.VF2 1-14 (No.YF075)
- Page 15 SECTION 4 ADJUSTMENT PREPARATION 4.1.3 TOOLS REQUIRED FOR ADJUSTMENT 4.1.1 Precaution Torque Driver Tweezers Camera system and deck system of this model are specially YTU94088 YTU94088-003 P-895 adjusted by using PC. However, if parts such as the following are replaced, an adjustment is required.
- Page 16 • Chip IC replacement jig JIG CONNECTOR CABLE CONNECTION To be used for adjustment of the camera system. Connection procedure • Cleaning cloth Recommended the Cleaning cloth to wipe down the video heads, mechanism (tape transport system), optical lens sur- face.
- Page 17 Jig connector diagrams MECHANISM COMPATIBILITY ADJUSTMENT 4.3.1 Tape pattern adjustment JIG CONNECTOR CABLE (YTU93106C) NOTE: Prior to the adjustment, remove the COVER (ADJ). JIG CONN. BOARD (PIN NO.) MAIN CN113 (1) Play back the compatibility adjustment tape. (2) While triggering the HID, observe the waveform of EXMOD_1 EXMOD_1 SYS_TMS...
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Page 18: Trouble Shooting
SECTION 5 TROUBLE SHOOTING SERVICE NOTE 1-18 (No.YF075) - Page 19 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, UNIT IN REMOVE AND such the message as shown below alter nately appear over and...
- Page 20 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY CAMCORDER CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YF075) Printed in Japan...