Jvc RX 5 THRBK Service Manual

Page 1

JVC
SERV'CEMANUAL

RX-5THRBK

Area Suffix

BS the UK.

EF . Continental Europe
Except Germany and
Italy

EN Nordic Countries

G ..... Germany

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Contents

Safety Precautions ........................ 1-2 Adiustment Procedures ................... 2-22
Instruction Book .......................... 1-3 Block Diagram ......................... 2-25
Description of Major ICs .................. 2-1 Printed Circuit Boards ................... 2-26'
Internal Connection of Display ........... 2-19 Schematic Diagrams ..................... 2-31
Disassembly Procedures .................. 2-20 Parts List ............................ 3-1

No. 20628U
Apr. 1997

Page 2

RX-STH Fl BK

1<2U

- Safety Precautions
1.

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The design of this product contains special hardware and many circuits and components
specially for safety purposes. For continued protection, no changes should be made to the
original design unless authorised in writing by the manufacturer. Replacement parts must
be identical to those used in the original circuits.

.Any unauthorised design alterations or additions will void the manufacturers guarantee ;

furthermore the manufacturer cannot accept responsibility for personal injury or property
damage resulting therefrom.

. Essential safety critical components are identified by (A) on the Parts List and by shading

on the schematics ,and must never be replaced by parts other than those listed in the
manual. Please note however that many electrical and mechanical parts in the product have
special safety related characteristics. These characteristics are often not evident from visual
inspection . Parts other than specified by the manufacturer may not have the same safety
characteristics as the recommended replacement parts shown in the Parts List of the service
manual and may create shock,fire,or other hazards.

.The leads in the products are routed and dressed with ties, clamps, tubings, barriers and

the like to be separated from live parts, high temperature parts, moving parts and/or sharp
edges for the prevention of electric shock and fire hazard. When service is required, the
original lead routing and dress should be observed, and it should be confirmed that they
have been returned to normal. after re-assembling.

1.

Warning

Service should be performed by qualified personnel only.

2. This equipment has been designed and manufactured to meet international safety standards.

3.

4.
5.

It is the legal responsibility of the repairer to ensure that these safety standards are
maintained.

Repairs must be made in accordance with the relevant safety standards.
It is essential that safety critical components are replaced by approved parts.

6. If mains voltage selector is provided, check setting for local voltage.