Sanyo LCD-42K30-HD - User Manual

Model No. LCD-42K30-HD
Service Ref.No.
LCD-42K30-HD-00
SERVICE MANUAL LCD Television
Product Code: 1-130-184-09
Original Version
Chassis Series:UH4-B
N7DK REFERENCE No. SM3010411
Contents
FILE NO.
Give complete "SERVICE REF. NO." for
parts order or servicing.It is shown on the
rating lable at the cabinet back of the unit.
This T.V. receiver will not work properly
in foreign countries where the television
transmission system and power source
differ from the design specications. Refer
to the specication table.
Safety Notice...............................................2
Specications..............................................3
Chassis Block Diagrams.............................4
CPU Block Diagrams ................ ................. 5
On-screen Service Menu System..........6-13
Service Adjustments...................... ........... 14
Mechanical Disassembly.....................15-16
Chassis Electrical Parts List.................17-33
PCB Assemble...................... ............... 34-35
Printed Wiring Board............................36-39
Schematic Diagram..............................40-41

Sanyo LCD-42K30-HD Specifications

General

Screen Size	42 inches
Display Technology	LCD
Aspect Ratio	16:9
Brightness	500 cd/m²
Response Time	8 ms
Sound Output	10W x 2
Viewing Angle	178° (H) / 178° (V)
Inputs	HDMI, Component, Composite, VGA

Summary

Safety Notice

Safety Precautions

Essential safety guidelines to follow during operation and servicing of the television.

Product Safety Notice

Importance of using specified parts for component replacement to ensure safety.

Specifications

Chassis Block Diagrams

IC Block Diagrams

On-screen Service Menu System

General

Introduction to the on-screen menu system for TV adjustments.

How to enter the Service Menu

Instructions for accessing the factory service mode.

How to select the service item and adjust data

Guide to navigating and modifying service parameters.

To exit service mode

Procedure for safely exiting the service mode.

Service Adjustment Data Table

Table detailing adjustable parameters, initial data, and IC references.

Service Adjustments

Setting the Initial data

Procedure for setting initial data after main board or memory IC replacement.

White balance Adjustment

Step-by-step guide for performing white balance calibration.

Mechanical Disassembly

Lid Back Removal

Instructions and diagrams for removing the television's lid back cover.

Cabinet Back and Chassis Board Removal

Procedures for removing the cabinet back and chassis boards.

Chassis Electrical Parts List

PCB Assemble

Printed Wiring Board

MAIN BOARD (Solder Side)

Visual representation of the main board's solder side.

MAIN BOARD (Part Side)

Visual representation of the main board's component side.

POWER BOARD (Solder Side)

Visual representation of the power board's solder side.

POWER BOARD (Part Side)

Visual representation of the power board's component side.

Schematic Diagram