JVC GR-D23EK - User Manual

SERVICE MANUAL
COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED
No.YF008
2004/1
DIGITAL VIDEO CAMERA
YF00820041
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
TABLE OF CONTENTS
1 PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2 SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
5 TROUBLE SHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY).
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]
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 K TYPE
EEPROM DATA (
*
1) ADRS 3CCH:01H ADRS 3CCH:05H
MONI-C PWB YB10447 SERIES YB10453 SERIES
VF(COLOR) ASSY NO STICKER STICKER ON TOP FACE
STICKER
VF(COLOR) ASSEMBLY
(
*
1) It is necessary to confirm the original data (before repair work) of EEPROM.

Summary

SPECIFICATION

For General

General specifications for the camcorder, including power, weight, and dimensions.

For Digital Video Camera

Specifications for the digital video camera, covering format, recording, and connectivity.

SECTION 1 PRECAUTIONS

1.1 SAFTY PRECAUTIONS

Key safety precautions to be followed during product servicing to maintain compliance with standards.

SECTION 2 SPECIFIC SERVICE INSTRUCTIONS

2.1 DVC MECHANISM

Details main differences and service instructions for DVC models, focusing on mechanism variations.

SECTION 3 DISASSEMBLY

3.1 BEFORE ASSEMBLY AND DISASSEMBLY

General precautions and guidelines for safely disassembling and assembling the camera.

3.2 ASSEMBLY AND DISASSEMBLY OF MAIN PARTS

Step-by-step procedures for disassembling and assembling major camera parts, referencing figures.

SECTION 4 ADJUSTMENT

4.1 PREPARATION

Preparation steps for adjustment, including required tools and test equipment.

4.2 JIG CONNECTOR CABLE CONNECTION

Procedure for connecting the jig connector cable for electrical adjustments and testing.

SECTION 5 TROUBLE SHOOTING

5.1 SERVICE NOTE

Notes related to screw handling and tightening torque for various assemblies during service.

5.2 TAKE OUT CASSETTE TAPE

Procedure for safely removing the cassette tape from the tape transport system.

5.3 EMERGENCY DISPLAY

Explanation of emergency error codes (E01-E06) displayed on the LCD and their possible causes.

SCHEMATIC DIAGRAMS

NOTES OF SCHEMATIC DIAGRAM

General notes and symbols used in schematic diagrams, including safety precautions and component identification.

CIRCUIT BOARD NOTES

Notes on interpreting circuit board diagrams, including foil/component sides and part location guides.

PARTS LIST

SAFETY PRECAUTION

Critical safety precautions for replacing parts identified with a symbol.

BEWARE OF BOGUS PARTS

Warning against using non-genuine parts that may cause safety or performance issues.

1. EXPLODED VIEW

Exploded view illustrating packing and accessory assembly components.

1.2 FINAL ASSEMBLY <M2>

Exploded view of the final assembly, showing major components and their arrangement.

MAIN BOARD ASSEMBLY <01>

Diagram showing the components and layout of the main circuit board.

MONITOR ASSEMBLY <M5>

Exploded view of the monitor assembly, detailing its components and sub-assemblies.

MONI-C CIRCUIT BOARD <02>

Diagram of the MONI-C circuit board, illustrating component placement.

1.3 MECHANISM ASSEMBLY <M3>

Exploded view of the mechanism assembly, showing gears, motors, and related parts.

1.4 VF (COLOR) ASSEMBLY <M4>

Exploded view of the VF (Viewfinder) COLOR assembly, showing S and K type components.

1.5 MONITOR ASSEMBLY <M5>

Detailed exploded view of the monitor assembly, listing all components.

JVC GR-D23EK Specifications

General

Brand	JVC
Model	GR-D23EK
Category	Digital video camera
Language	English