JVC InteriArt AV-2186ME User Manual

SERVICE MANUAL
COPYRIGHT © 2006 Victor Company of Japan, Limited
No.YA442
2006/8
COLOUR TELEVISION
YA44220068
AV-2186ME, AV-21MS16/H,
AV-21MS26, AV-21MX16
/G,
AV-21MX16
/S, AV-21MX56/S,
AV-21MX76
/G
TABLE OF CONTENTS
1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-33
BASIC CHASSIS
CW3

JVC InteriArt AV-2186ME Specifications

General

Display Technology	CRT
Remote Control	Yes
Aspect Ratio	4:3
Screen Size	21 inches
Display Type	Flat

Summary

PRECAUTION

SAFETY PRECAUTIONS

Details essential safety measures and precautions for servicing the product.

SPECIFIC SERVICE INSTRUCTIONS

FEATURES

Highlights key functionalities and operational modes of the TV.

MAIN DIFFERENCE LIST

Compares key specifications and features across different models.

REMOTE CONTROL UNIT

Details the layout and functions of the remote control.

TECHNINAL INFORMATION

Lists and describes the pin functions of the MI-COM (CPU) for technical reference.

DISASSEMBLY

DISASSEMBLY PROCEDURE

Outlines the step-by-step process for disassembling the TV unit, including component removal.

MEMORY IC REPLACEMENT

Details the procedure for replacing the memory IC in the TV.

SYSTEM CONSTANT SETTING

Lists factory default settings for various system parameters.

SERVICE MODE SETTING ITEMS

Lists and explains the various items adjustable within the service mode.

REPLACEMENT OF CHIP COMPONENT

Details the procedures for replacing chip components, including cautions.

ADJUSTMENT

ADJUSTMENT PREPARATION AND INSTRUMENTS

Covers necessary preparations, instruments, and fixtures for TV adjustments.

ADJUSTMENT ITEMS AND LOCATIONS

Lists all adjustable parameters, their locations, and required settings.

ADJUSTMENT LOCATION

Identifies the physical locations on the PCB for specific adjustment points.

SERVICE MODE OPERATION AND FLOW

Guides on operating the service mode, including flow charts and initial values.

INITIAL SETTING VALUE OF SERVICE MODE

Provides the default values for various service mode settings.

ADJUSTMENT PROCEDURES

Outlines the step-by-step procedures for performing TV adjustments and checks.

TROUBLESHOOTING

SELF CHECK FUNCTIONS

Explains the TV's self-diagnostic functions and how they report failures.