JVC CA-DXT77 - User Manual

SERVICE MANUAL
COPYRIGHT © 2006 Victor Company of Japan, Limited
No.MB531
2006/6
COMPACT COMPONENT SYSTEM
MB53120066
DX-T99A,DX-T99EE,DX-T99US,DX-T99UW,
DX-T99UX,DX-T99UG,DX-T99UN,
DX-T77EE,DX-T77US,DX-T77UW,DX-T77UX,
DX-T77UY,DX-T77UG,DX-T77UN,
DX-T66EE,DX-T66US,DX-T66UW,DX-T66UX,
DX-T66UY,DX-T66UG,DX-T66UN
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
TABLE OF CONTENTS
1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-62
5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-65
SUPER VIDEO
CA-DXT66SP-DXT99W SP-DXT66FSP-DXT66F CA-DXT77SP-DXT77S SP-DXT77SSP-DXT99WSP-DXT99FSP-DXT99F
SP-DXT77C
SUPER VIDEO
CA-DXT99SP-DXT99S SP-DXT99SSP-DXT99WSP-DXT99W SP-DXT99FSP-DXT99F
SP-DXT99C
SUPER VIDEO

JVC CA-DXT77 Specifications

General

Bluetooth	No
USB Port	No
Remote Control	Yes
CD Player	Yes
Radio Tuner	FM/AM
Tape Deck	Yes

Summary

PRECAUTION

Safety Precautions

Essential safety guidelines for handling electrical equipment and preventing hazards.

Preventing Static Electricity

Measures to prevent damage from electrostatic discharge (ESD) to sensitive components.

Laser Product Safety Information

Cautions and warnings specific to laser components in the product.

SPECIFIC SERVICE INSTRUCTIONS

DISASSEMBLY

Main Body Disassembly

Procedures for disassembling the main unit chassis and its internal components.

DVD Changer Mechanism Disassembly

Steps to remove the DVD changer mechanism assembly from the main unit.

Cassette Mechanism Assembly Disassembly

Procedures for disassembling cassette mechanisms for Cassette A and Cassette B.

ADJUSTMENT

Attention in DVD Service

Important considerations before servicing the DVD section of the product.

Test Mode Operations

Instructions for entering and using various test modes for diagnostics and adjustments.

Other Test Modes Operation

Details on additional test modes and their operations.

TROUBLESHOOTING