JVC AV-27D201 User Manual

No.51686
Jan. 2000
A
V-27D201
A
V-32D201
1
COPYRIGHT © 2000 VICTOR COMPANY OF JAPAN, LTD.
AV-27D201
(US&CA)
AV-32D201
(US&CA)
AV-32D201
(A US&A CA)
CONTENTS
!
SPECIFICATIONS
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
 


2
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SAFETY PRECAUTIONS


 


3
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FEATURES


 

 
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4
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OPERATING INSTRUCTIONS


 

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4
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HOW TO INDENTIFY MODELS


 

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5
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SPECIFIC SERVICE INSTRUCTIONS


 

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SERVICE ADJUSTMENTS
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
 

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STANDARD CIRCUIT DIAGRAM (APPENDIX)


 
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2-1
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PARTS LIST
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
 

 
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33
SERVICE MANUAL
COLOR TELEVISION
BASIC CHASSIS
GR2

JVC AV-27D201 Specifications

General

Screen Size	27 inches
Display Technology	CRT
Aspect Ratio	4:3
Speakers	2
Connectors	Composite, S-Video, RF
Resolution	480i
Audio Output Power	10 Watts
Comb Filter	3D Y/C Comb Filter

Summary

CONTENTS

SPECIFICATIONS

SAFETY PRECAUTIONS

Isolation Check

Procedures for checking electrical safety and leakage current.

FEATURES

OPERATING INSTRUCTIONS

HOW TO IDENTIFY MODELS

SPECIFIC SERVICE INSTRUCTIONS

Disassembly Procedure

Step-by-step guide for dismounting the TV unit and its components.

Component Removal Steps

Instructions for removing key components like rear cover, chassis, speakers, and boards.

REMOVE THE CRT (PICTURE TUBE)

COATING OF SILICON GREASE FOR ELECTRICAL INSULATION ON THE CRT ANODE CAP SECTION

REPLACEMENT OF CHIP COMPONENT

MEMORY IC REPLACEMENT

SERVICE ADJUSTMENTS

Before Starting Service Adjustment

Prerequisites and general guidelines before performing service adjustments.

Adjustment Items

Comprehensive list of all adjustable parameters and their categories.

ADJUSTMENT LOCATIONS

BASIC OPERATION OF SERVICE MENU

Service Menu Operation

How to navigate and utilize the TV's service menu for system adjustments.

INITIAL SETTING VALUE OF SERVICE MENU

PURITY ADJUSTMENT

STATIC CONVERGENCE ADJUSTMENT

DYNAMIC CONVERGENCE ADJUSTMENT

HOW TO CHECK THE HIGH VOLTAGE HOLD DOWN CIRCUIT

PARTS LIST

Abbreviations of Resistors, Capacitors and Tolerances

Glossary of component abbreviations and their tolerance codes for parts identification.

USING CRT, P.W. BOARD & REMOTE CONTROL UNIT

EXPLODED VIEW PARTS LIST

EXPLODED VIEW

STANDARD CIRCUIT DIAGRAM

Note on Using Circuit Diagrams

Important notes on safety, voltage values, and diagram symbols for correct interpretation.

BLOCK DIAGRAM

MAIN & FRONT CONTROL PWB CIRCUIT DIAGRAM

MAIN & CRT SOCKET & LF PWB CIRCUIT DIAGRAM

AV SELECTOR & FRONT AV IN PWB CIRCUIT DIAGRAM

IF PWB CIRCUIT DIAGRAM

MAIN PWB PATTERN

AV SELECTOR PWB PATTERN

FRONT CONTROL PWB PATTERN

CRT SOCKET PWB PATTERN

IF PWB PATTERN

FRONT AV IN PWB PATTERN

LF PWB PATTERN

CHANNEL CHART (US)

CHANNEL CHART (CA)