JVC GR-D33EK - 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

SECTION 1 PRECAUTIONS

1.1 SAFTY PRECAUTIONS

Details general safety guidelines for servicing JVC products.

1.1.1 Precautions during Servicing

Lists specific precautions to follow when performing service operations.

1.1.2 Safety Check after Servicing

Describes essential safety tests to perform after repair work.

SECTION 2 SPECIFIC SERVICE INSTRUCTIONS

SECTION 3 DISASSEMBLY

3.1 BEFORE ASSEMBLY AND DISASSEMBLY

Lists precautions to take before starting assembly or disassembly.

3.2 ASSEMBLY AND DISASSEMBLY OF MAIN PARTS

Guides on the assembly and disassembly of major camera components.

3.2.1 Assembly and disassembly

Explains how to reassemble parts in reverse order of disassembly.

3.2.2 ASSEMBLY;DISASSEMBLY OF CABINET PARTS AND ELECTRICAL PARTS

3.2.3 DISASSEMBLY;ASSEMBLY OF [15] MONITOR ASSEMBLY

Details the disassembly and assembly procedure for the monitor assembly.

3.2.4 ASSEMBLY;DISASSEMBLY OF [9] OP BLOCK ASSMBLY;CCD BOARD ASSEMBLY

Explains how to assemble and disassemble the optical block and CCD board.

3.2.5 DISASSEMBLY;ASSEMBLY OF [13] VF ASSEMBLY

Provides step-by-step instructions for disassembling and assembling the viewfinder assembly.

SECTION 4 ADJUSTMENT

4.1 PREPARATION

Covers preparatory steps and cautions before performing adjustments.

4.1.1 Precaution

Lists precautions related to PC adjustments and chip part replacement.

4.3 MECHANISM COMPATIBILITY ADJUSTMENT

4.4 ELECTRICAL ADJUSTMENT

Describes how to perform electrical adjustments using PC software and support systems.

SECTION 5 TROUBLE SHOOTING

5.1 SERVICE NOTE

5.3 EMERGENCY DISPLAY

Explains emergency error codes displayed on the LCD and their possible causes.

SCHEMATIC DIAGRAMS

BOARD INTERCONNECTION (GR-D23,GD-D33)

BOARD INTERCONNECTION (GR-D53,GR-D73)

MAIN(MAIN IF) SCHEMATIC DIAGRAM (GR-D23,GR-D33)

MAIN(MAIN IF) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MAIN(CPU) SCHEMATIC DIAGRAM (GR-D23,GR-D33)

MAIN(CPU) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MAIN(AUDIO_AD) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MAIN(AUDIO) SCHEMATIC DIAGRAM(GR-D23,GR-D33)

MAIN(AUDIO) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MAIN(DV MAIN) SCHEMATIC DIAGRAM

MAIN(VIDEO I;O) SCHEMATIC DIAGRAM (GR-D23,GR-D33)

MAIN(VIDEO I;O) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MAIN(CAM DSP) SCHEMATIC DIAGRAM (GR-D23,GR-D33)

MAIN(CAM DSP) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MAIN(OP DRIVER) SCHEMATIC DIAGRAM

MAIN(TG) SCHEMATIC DIAGRAM

MAIN(REG) SCHEMATIC DIAGRAM

MAIN(DSC) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MAIN(USB) SCHEMATIC DIAGRAM (GR-D53,GR-D73)

MONI-C CIRCUIT BOARD

BL2.5 CIRCUIT BOARD

CCD CIRCUIT BOARD

FRONT CIRCUIT BOARD

C-VF CIRCUIT BOARD

ZOOM UNIT SCHEMATIC DIAGRAM

PREMDA;PREMDA IF) SCHEMATIC DIAGRAM

PREMDA(MDA) SCHEMATIC DIAGRAM

PRE;MDA(PRE;REC) SCHEMATIC DIAGRAM

C-VF SCHEMATIC DIAGRAM

MAIN CIRCUIT BOARD (GR-D23,GR-D33)

MAIN CIRCUIT BOARD (GR-D53,GR-D73)

PREMDA CIRCUIT BOARD

VOLTAGE CHARTS

VIDEO SYSTEM BLOCK DIAGRAM (1;2)

VIDEO SYSTEM BLOCK DIAGRAM (2;2)

POWER SYSTEM BLOCK DIAGRAM

2 SPECIFIC SERVICE INSTRUCTIONS

2.1 DVC MECHANISM

Details precautions and notes for servicing the DVC mechanism.

2.2 VHS-C MECHANISM

Provides specific instructions for servicing the VHS-C mechanism.

2.3 VHS MECHANISM

Provides notes and procedures for servicing the VHS mechanism.

3 PARTS LIST

2.1 DVC MECHANISM

2.1.1 Precautions

Lists general precautions to follow when working with the DVC mechanism.

2.1.2 Notes on procedure for disassembly;assembly

Explains how to interpret and follow the disassembly/assembly procedure tables.

2.1.3 DISASSEMBLY AND ASSEMBLY OF MECHANISM ASSEMBLY

General statement and explanation of mechanism modes for disassembly/assembly.

2.1.3.1 General statement

General statement on mechanism disassembly/assembly procedures and power requirements.

2.1.3.2 Explanation of mechanism mode

Explains the five different mechanism modes and how to distinguish them.

2.1.3.3 Mechanism timing chart

2.1.4 DISASSEMBLY PROCEDURE TABLE

A table detailing the sequence and parts for disassembling the DVC mechanism.

2.1.5 DISASSEMBLY;ASSEMBLY

Detailed disassembly and assembly steps for specific mechanism parts.

2.1.5.1 [ 1 ] CASSETTE HOUSING ASSY

Instructions for removing and installing the cassette housing assembly.

2.1.5.2 [ 2 ] UPPER BASE ASSY

[ 3 ] DRUM ASSY

2.1.5.3 [ 4 ] REEL DISK ASSY(SUP)

[ 5 ] REEL DISK ASSY(TU)

2.1.5.4 [ 7 ] TENSION ARM ASSY

[ 8 ] SLANT POLE ARM ASSY

[ 9 ] TU ARM ASSY

[10] SWING ARM ASSY

2.1.5.5 [11] SLIDE DECK ASSY

Details on replacing parts and mounting the slide deck assembly.

2.1.5.6 [12] PAD ARM ASSY

[14] TU BRAKE ASSY

2.1.5.7 [15] TENSION CTL LEVER ASSY

[16] CENTER GEAR

[17] PINCH ROLLER ARM FINAL ASSY

[18] TENSION CTL PLATE ASSY

[19] BRAKE CTL LEVER ASSY

2.1.5.8 [20] MOTOR BRACKET ASSY

[21] GUIDE RAIL ASSY

[22] SLIDE LEVER 2 ASSY

[23] LOADING PLATE ASSY

[24] MODE GEAR

[25] EJECT LEVER

2.1.5.9 [26] BASE R ASSY

[27] ROTARY ENCODER

[28] GEAR COVER ASSY

[29] MAIN CAM ASSY

2.1.5.10 [30] SLIDE ARM ASSY

[31] CONNECT GEAR 2

[32] SUB CAM ASSY

[33] CONTROL ARM ASSY

[34] REEL GEAR 1

2.1.5.11 [35] DRUM BASE ASSY

Instructions for attaching the drum base assembly.

[36] CAPSTAN MOTOR

Instructions for attaching the capstan motor.

[37] MAIN DECK ASSY

Instructions for attaching the main deck assembly.

2.1.6 CHECKUP AND ADJUSTMENT OF MECHANISM PHASE

Procedures for checking and adjusting the phase of mechanism parts.

2.1.7 MECHANISM ADJUSTMENTS

Details specific adjustments required for the mechanism.

2.1.7.1 Adjustment of the slide guide plate

Step-by-step guide for adjusting the slide guide plate.

2.1.7.2 Adjustment of the Tension Arm and Pad Arm Assemblies

Instructions for adjusting the tension arm and pad arm assemblies.

2.1.7.3 Adjustment of the Slide Lever 2

Step-by-step guide for adjusting the slide lever 2.

2.2 VHS-C MECHANISM

2.2.1 Precautions

Lists precautions to follow when servicing the VHS-C mechanism.

2.2.2 How to read the disassembly and assembly

Explains conventions used in disassembly and assembly procedures.

2.2.3 DISASSEMBLY;ASSEMBLY PROCEDRURE TABLE

Table detailing parts removal order for VHS-C mechanism disassembly/assembly.

2.2.4 CHECKUP AND ADJUSTMENT OF MECHANISM PHASE

Procedures for checking and adjusting the phase of VHS-C mechanism parts.

2.3 VHS MECHANISM

2.3.1 Notes

2.3.2 Mechanism operation check

2.3.3 Setting the mechanism assembling mode

2.3.4 Layout of the main mechanism parts

2.3.5 Disassembling procedure table

2.3.6 REPLACEMENT OF THE MAIN MECHANISM PARTS

Step-by-step instructions for replacing main mechanism parts.

2.3.6.1 Cassette holder

2.3.6.2 A;C head

2.3.6.3 Guide arm, pinch roller arm

2.3.6.4 Idler arm, idler gear 1;2

2.3.6.5 Main brake (T), brake lever, tension arm, reel disk (S;T), Rec safety lever

2.3.6.6 Press lever, control cam, capstan brake assembly, loading motor assembly

2.3.6.7 Capstan motor, load gear, control plate

2.3.6.8 Clutch unit assembly, direct gear

2.3.7 MECHANISM TIMING CHART

PARTS LIST

SAFETY PRECAUTION

Important safety warnings regarding critical parts.

1.3 MECHANISM ASSEMBLY <M3>

1.4 VF (COLOR) ASSEMBLY <M4> [S TYPE]

1.4 VF (COLOR) ASSEMBLY <M4> [K TYPE]

MECHANISM ASSEMBLY <M3>

VF(COLOR) ASSEMBLY <M4> [S TYPE]

VF(COLOR) ASSEMBLY <M4> [K TYPE]

C-VF BOARD ASSEMBLY <07> [S TYPE]

C-VF BOARD ASSEMBLY <07> [K TYPE]

JVC GR-D33EK Specifications

General

Brand	JVC
Model	GR-D33EK
Category	Digital video camera
Language	English