Jvc XLV 230 BK Service Manual

Page 1

oaths.

XL-V1SOBK
XL-V23OBK

ICE
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XL-V13OBK
XL-VZSOBK

Contents
Safety Precautions ........................................ 1-2
Important for Laser Products ........................... 1-3
Instruction Book ............................................ 1-4

Description of Major le 2-1

PICK UP OPTIMA-1SOS
DIGITAL SERVO LSI MN662720RB
XL-V1 308K
Area Suffix
BS the U.K
EF Continental Europe
Except Germany
EN Nordic Countries
G Germany
U Universal Except All
of Adove
Flow of Functional Operation
Until T00 is Head ............. 2-11
Block Diagram ............................................... 2-12

Schematic Diagram .. 2-13

lntemal Connection of Display .. 2-8 Printed Circuit Board.. . 2-14
Disassemble Procedure . 2-9 Parts List ................. . 3-1
No.20640U

COPYRIGHT © 1997 VICTOR COMPANY OF JAPAN, LTD.

Jun. 1997

Page 2

XL-V13OBK
XL-V23OBK

- Safety Precautions

1.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.

2. Any unauthorised design alterations or additions will void the manufacturer's guarantee;
furthermore the manufacturer cannot accept responsibility for personal injury or property
damage resulting therefrom.

3. Essential safety critical components are identified by (AR) 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 .

4. 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.

I

_a

1-2

Warning

. Service should be performed by qualified personnel only.
.This equipment has been designed and manufactured to meet international safety standards.

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

4. Repairs must be made in accordance with the relevant safety standards.
5. It is essential that safety critical components are replaced by approved parts.
6. If mains voltage selector is provided, check setting for local voltage .

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