JVC SP-THS66S User Manual

SERVICE MANUAL
COPYRIGHT © 2005 Victor Company of Japan, Limited
No.MB365
2005/4
DVD DIGITAL CINEMA SYSTEM
MB36520054
TH-S55,TH-S66
TABLE OF CONTENTS
1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26
Area suffix
B ------------------------------ U.K.
E ---------- Continental Europe
EN ----------- Northern Europe
EV ------------- Eastern Europe
EE -------- Russian Federation
(SP-THS55F)(SP-THS55C) (SP-THS55S)
(SP-PWS66)
(SP-PWS55)
(XV-THS55,XV-THS66)
(SP-THS66F)(SP-THS66F)
(SP-THS66C) (SP-THS66S)

JVC SP-THS66S Specifications

General

Type	Home Theater System
Speaker Configuration	5.1
Total Power Output	1000W
Subwoofer Type	Active
Audio Formats Supported	Dolby Digital, DTS
Speaker Type	Satellite
Impedance	8 Ohms
Frequency Response	40 Hz - 20 kHz
Connectivity	HDMI

Summary

Safety Precautions and Handling

General Safety Guidelines

Essential safety guidelines covering product design, service, hazards, warnings, and component replacement.

Laser Safety and ESD Prevention

Critical notes on laser product safety, handling precautions, and methods to prevent static electricity damage.

Specific Service Instructions

Disassembly Procedures

Main Body and Front Panel Disassembly

Detailed steps for removing the metal cover, front panel, rear panel, tuner, power board, and main board.

DVD Mechanism Disassembly

Instructions for removing traverse mechanism, DVD pickup, feed motor, spindle motor, and loading motor.

Adjustment and Special Modes

Special Mode Operations

Covers entering DVD TEST MODE, NORMAL/FULL INITIALIZE, REGION CHECK, NTSC mode, and tray lock.

DVD Test Mode Operations

Explains indications and operations within the DVD TEST MODE for various checks and diagnostics.

Troubleshooting

Schematic Diagrams

Block Diagram

Illustrates the main sections and their interconnections, including main body, subwoofer, and DVD sections.

Standard Schematic Diagrams

Provides detailed circuit schematics for power supply, system control, video, audio, DVD servo, and subwoofer sections.

Printed Circuit Board Layouts

Shows the physical arrangement of components on main, FL, audio, DVD servo, and subwoofer boards.

Parts List

Exploded View and General Assembly Parts

Visual breakdown and part numbers for the main unit's exterior, interior, and subwoofer speaker.

DVD Mechanism and Loading Parts Lists

Detailed parts lists for the DVD mechanism assembly and the DVD loading base assembly.

Electrical Components Lists

Comprehensive lists of resistors, capacitors, diodes, transistors, and ICs for various circuit boards.

Packing and Accessories Lists

Itemized lists of packing materials and accessories included with the product for various regions.