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Toshiba 19LV61K User Manual

Toshiba 19LV61K
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SERVICE MANUAL
19/26-inch class LCD TV/DVD
COMBINATION
DOCUMENT CREATED IN JAPAN, March, 2009 GREEN
19LV61K
FILE NO. 810-200925GR
The above models are classified as green products (*1), as indicated by the underlined serial numbers.
This Service Manual describes replacement parts for the green products. When repairing these green
product(s), use the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.
©2009 Toshiba Corporation
26LV61K

Table of Contents

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Toshiba 19LV61K Specifications

General IconGeneral
Screen Size19 inches
Resolution1366 x 768
Display TypeLCD
Aspect Ratio16:9
Brightness300 cd/m²
Contrast Ratio1000:1
Response Time8 ms
Audio Output2 x 5W
InputsHDMI, Composite, VGA
Viewing Angle160 degrees

Summary

Servicing Notices on Checking

Servicing Precautions and Safety Checks

Key notices, safety warnings, part handling, and post-service checks.

How to Order Parts

Part Ordering Information

Details on model number, version letter, part number, and description for ordering.

Important Safeguards

General Safety Instructions

Basic safety instructions for operation, cleaning, and installation.

Additional Safety Precautions

Important safety measures related to electrical hazards, antenna grounding, and connections.

Continued Safety Precautions and Handling

Further safety guidelines on operation, laser beams, and LCD panel handling.

When Replacing DVD Deck

DVD Deck Replacement Procedure

Steps for removing and installing the DVD deck, including soldering notes.

Disc Removal Method at No Power Supply

Disc Removal Procedure

Steps to remove a disc from the DVD deck when the unit has no power.

Parental Control-Rating Level

4 Digit Password Cancellation

Procedure to cancel the stored 4-digit password for rating levels.

Tray Lock

Tray Lock Functions

Procedures for setting and unlocking the tray lock function.

Remote Control Key Code

NEC Format Key Codes

Table listing remote control keys, custom codes, and key codes.

General Specifications

TV and DVD System Specifications

Details on LCD panel, DVD disc compatibility, tuning, and signal parameters.

Power, Regulation, and Environment

Specifications for power, regulation, safety, and environmental compliance.

Clock, Timer, and Remote Control Features

Details on clock, timer functions, and remote control specifications.

Unit Features and Settings

Comprehensive list of unit features and adjustable settings.

Connectivity and Input Specifications

Details on HDMI, DVI, Component, and PC input resolutions.

Physical and Packaging Details

Information on unit dimensions, weight, packaging, and materials.

Disassembly Instructions

Mechanical and PC Board Removal

Steps for removing mechanical parts and printed circuit boards.

DVD Deck and Flat IC Disassembly

Procedures for disassembling DVD deck parts.

Flat Package IC Removal and Installation

Detailed steps for removing and installing flat package ICs.

Service Mode List

Service Mode Access and Operations

Guide on entering service mode and performing specific operations.

Servicing Fixtures and Tools

Servicing Fixtures List

List of fixtures like the Up-Date Disc used for servicing.

When Replacing EEPROM (Memory) IC

EEPROM Replacement Procedures

Steps for confirming data and replacing the EEPROM IC.

Electrical Adjustments

1. Adjustment Procedure

General procedure for performing electrical adjustments on circuits.

2. Basic Adjustments

Basic adjustments for white balance.

2-2: Brightness Cent

Procedure for adjusting brightness centering for various input modes.

2-3: Contrast Max

Procedure for adjusting contrast levels for various input modes.

2-4: Contrast Center

Procedure for adjusting contrast centering for various input modes.

2-5: Contrast 40

Procedure for adjusting contrast to a specific level for various input modes.

2-6: Confirmation of Fixed Value (Step No.)

Checking fixed values for adjustment items across different modes.

3. Electrical Adjustment Parts Location Guide (Wiring Connection)

Guide showing wiring connections and locations of adjustment parts.

Troubleshooting Guide

TV Broadcast Reception Troubleshooting

Solutions for common TV reception issues like no picture or sound.

Power Issues

Troubleshooting steps for power not turning on.

Picture and Color Issues

Diagnosing problems with picture, backlight, and color.

Audio Issues

Troubleshooting steps for missing audio in TV and DVD modes.

DVD Playback and Ejection Issues

Solutions for DVD picture, playback, and disc ejection problems.

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