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Toshiba 26LV61K User Manual

Toshiba 26LV61K
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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 26LV61K Specifications

General IconGeneral
Screen Size26 inches
Display TypeLCD
Resolution1366 x 768
Aspect Ratio16:9
Brightness500 cd/m²
Contrast Ratio800:1
Response Time8 ms
HDMI Ports2
Component Video Inputs1
Composite Video Inputs1
Power Consumption120W
InputsHDMI, Component, Composite, PC Input
Viewing Angle176° (H) / 176° (V)

Summary

Introduction

Safety Precautions and Child Safety

General safety advice and specific child safety guidelines for the TV/DVD product.

FCC Compliance and Disposal Information

Details on FCC compliance rules and proper product disposal procedures.

Safety Instructions

Safe Location, Handling, and Moisture Condensation

Guidelines for safe placement, handling, and avoiding moisture issues.

Disc Handling, Cleaning, and Storage

Proper methods for handling, cleaning, and storing discs for optimal performance.

Identification of Controls

Front, Side, and Rear Controls/Connections

Overview of controls and connection ports on the front, side, and rear panels.

Connections

Antenna and Cable TV Connections

Instructions for connecting antennas and cable TV services, including converters.

Connecting Optional Equipment

Video, S-Video, ColorStream, and Digital Audio Connections

Connecting various external audio/video devices like VCRs, amplifiers, and HDMI devices.

PC and Audio Connections & Power Source

Connecting to PC and Analog Audio System

Connecting a computer and an external audio system to the TV/DVD.

AC Power Source Connection

Instructions for connecting the unit to the AC power outlet.

Basic Setup

Auto Setup and Language Selection

Initial setup process including language and automatic channel scanning.

Basic Setup: Channel Management

Memorizing, Searching, and Managing Channels

Procedures for channel memory, auto search, and adding/deleting channels.

TV Operation

Selecting Analog and Digital Channels

Guide for tuning into analog and digital TV channels.

TV Operation: Remote Functions

Display, Sleep Timer, Mute, and Headphone Usage

Explanation of key remote functions and headphone jack usage.

TV Operation: Labeling and V-Chip

Channel and Video Input Labeling

Customizing names for channels and video input sources.

Setting the V-Chip for Parental Control

Configuring V-Chip settings to restrict content based on age ratings.

TV Operation: V-Chip and Closed Captions

Advanced V-Chip Settings and Closed Caption Configuration

Advanced V-Chip options and setting up closed caption display.

TV Operation: Picture and CC Settings

CC Advanced Settings and Picture Preference

Customizing closed captions and selecting preset picture modes.

Picture Settings

Manually adjusting picture parameters like brightness, contrast, and sharpness.

TV Operation: Aspect Ratio and Film/DNR

Wide-Screen Picture Formats

Selecting different aspect ratios for viewing content on the screen.

Film Mode and Digital Noise Reduction (DNR)

Adjusting Film Mode for motion clarity and DNR for picture quality.

TV Operation: PC, Sound, and SAP Settings

PC Mode Picture Control

Optimizing picture settings when using the PC input.

Sound Control and SAP Selection

Adjusting audio parameters and selecting second audio programs.

TV Operation: Language, HDMI, Aspect, Auto Shut Off

Audio Language and HDMI Input Source Selection

Selecting audio language and HDMI input source for digital signals.

Aspect Feature and Auto Shut Off Setting

Using aspect ratio feature and configuring auto shut off timer.

TV Operation: Speakers, Signal, and Reset

Built-in Speakers and Digital Signal Strength Check

Turning off speakers and checking digital signal strength.

Resetting TV Settings to Factory Defaults

Procedure to restore all TV settings to factory defaults.

Basic Playback

Playing a Disc - Initial Steps

Steps for powering on, selecting DVD mode, and loading a disc.

Basic Playback: Controls and Quality

Pause, Stop, and Disc Removal

How to pause, resume, stop playback, and remove discs.

Improving Picture Quality

Tips for reducing picture noise and improving overall visual quality.

Advanced Playback Features

Zooming and Locating Desired Scenes

Magnifying parts of the image and finding specific scenes on a disc.

Marking and Returning to Scenes

Storing up to three points for quick recall and returning to marked scenes.

Advanced Playback: Repeat Functions

Repeat Playback (Track, Chapter, All)

Setting the player to repeat tracks, chapters, or the entire disc.

A-B Repeat Playback

Repeating a specific section of the disc between two selected points.

Advanced Playback: Program and Random Playback

Program Playback

Arranging the playback order of tracks on a disc.

Random Playback

Playing tracks in a random, non-sequential order.

Advanced Playback: Angles, Titles, and Menus

Changing Camera Angles on DVDs

Selecting different camera angles available on multi-angle DVD discs.

Title and DVD Menu Navigation

Selecting specific titles and navigating DVD disc menus.

Advanced Playback: Audio, Subtitles, Disc Status

Changing Soundtrack Language and Subtitles

Selecting preferred audio languages and subtitle tracks.

Disc Status and PBC Control

Displaying disc information and disabling Playback Control for VCDs.

Media Playback (MP3/WMA/JPEG/DivX®)

Media File Information and Limitations

Details on supported media file formats, limitations, and compatibility.

Media Playback: File Browser, Slideshow, DivX

File Browser and Media Playback

Navigating and playing MP3, WMA, JPEG, and DivX files using the file browser.

JPEG Slideshow and DivX Playback

Viewing JPEG files as a slideshow and playing DivX video content.

Media Playback: Repeat, Random, Program

Repeat, Random, and Program Playback Modes

Setting playback modes for audio and video files from the file browser.

Function Setup

Customizing Function Settings

Adjusting default DVD mode settings for personalized performance.

Function Setup: Setting Details

Menu, Subtitle, Audio, TV Screen, Picture Mode, JPEG Interval, Night Mode, Digital Out

Configuring language, screen size, picture modes, and audio output.

Function Setup: Setting Details (Continued)

Picture Mode, JPEG Interval, Night Mode, Digital Out Settings

Configuring picture modes, JPEG slideshow interval, night mode, and digital audio output.

Function Setup: Parental Controls and DivX® VOD

Parental Control Settings and Password Management

Setting age-based restrictions and managing parental control passwords.

DivX® VOD and Temporary Rating Cancellation

Registering for DivX VOD and temporarily overriding rating levels.

Electrical Adjustments

Adjustment Procedure and Precautions

General guidelines and safety precautions for performing electrical adjustments.

Electrical Adjustments: White Balance

Basic Adjustments: White Balance Procedure

Step-by-step guide for adjusting the white balance of the display.

Electrical Adjustments: Brightness and Contrast

Brightness Centering Adjustment

Adjusting the brightness center for various input signals.

Contrast Max Adjustment

Setting the maximum contrast level for different input signals.

Electrical Adjustments: Contrast Settings

Contrast Center Adjustment

Adjusting the contrast center for various input signals.

Contrast 40 Adjustment

Setting contrast to a specific value for various input signals.

Electrical Adjustments: Fixed Value Confirmation

Confirmation of Fixed Values (Step Numbers)

Table listing standard fixed values for adjustment items across inputs.

Electrical Adjustments: Wiring Guide

Adjustment Parts Location and Wiring Connection Guide

Diagram showing the location and wiring connections for adjustment points.

Disassembly Instructions

Removal of Mechanical Parts and P.C. Boards

Step-by-step instructions for disassembling mechanical components and PCBs.

Disassembly Instructions: DVD Deck Parts

Removal of DVD Deck Components

Instructions for disassembling specific parts of the DVD deck.

Removal of PCBs (Power, Remocon, Digital)

Steps for removing Power, Remocon, and Digital PCBs.

Disassembly Instructions: Operation PCB

Removal of Operation PCB

Steps for removing the Operation PCB from the unit.

Disassembly Instructions: Covers, Stand, LCD

Removal of Covers, Stand Assembly, and LCD Block

Steps for removing inverter covers, stand, and LCD panel.

Disassembly Instructions: DVD Deck and PCBs

Removal of DVD MT PCB, DVD Deck, Power PCB, Digital PCB

Steps for removing DVD main board, deck, power, and digital PCBs.

Disassembly Instructions: Remocon and Operation PCBs

Removal of Remocon and Operation PCBs

Steps for removing the remote control and operation PCBs.

Disassembly Instructions: DVD Deck Parts

Removal of DVD Deck Parts (Traverse, Switch PCB, etc.)

Instructions for disassembling specific components within the DVD deck.

Disassembly Instructions: FFC Wire Handling

Proper Handling and Installation of FFC Cables

Guidelines for correctly handling and installing flexible flat cable (FFC) connectors.

Disassembly Instructions: Flat Package IC

Removal of Flat Package ICs

Procedures for safely removing surface-mount integrated circuits from PCBs.

Disassembly Instructions: Flat Package IC Installation

Installation of Flat Package ICs

Procedures for soldering and installing new surface-mount ICs onto PCBs.

Service Mode List

Service Mode Operations and Keys

Table detailing service modes, required keys, and operations for repair.

Servicing Fixtures and Tools

Re-writing DVD Firmware

Procedure for updating the DVD player firmware using an update disc.

EEPROM (Memory) IC Replacement

Confirming Check Sum, Power On Hours, Micon Version

Checking system data and version information from the EEPROM.

Confirming and Inputting Initial Data

Verifying and setting initial data after EEPROM replacement.

Electrical Adjustments

Adjustment Procedure and Precautions

General guidelines and safety precautions for performing electrical adjustments.

Basic Adjustments: White Balance

Step-by-step guide for adjusting the white balance of the display.

Electrical Adjustments: Brightness and Contrast

Brightness Centering and Contrast Max Adjustments

Adjusting brightness center and maximum contrast for various input signals.

Electrical Adjustments: Contrast Settings

Contrast Center and Contrast 40 Adjustments

Adjusting contrast center and setting contrast to a specific value.

Electrical Adjustments: Fixed Value Confirmation

Confirmation of Fixed Values (Step Numbers)

Table listing standard fixed values for adjustment items across inputs.

Electrical Adjustments: Wiring Guide

Adjustment Parts Location and Wiring Connection Guide

Diagram showing the location and wiring connections for adjustment points.

Troubleshooting Guide

Power On Issues

Troubleshooting steps when the unit fails to power on.

Troubleshooting Guide: Audio and Picture Issues

Picture Appears, Audio Missing

Troubleshooting steps when picture is visible but audio is missing.

Troubleshooting Guide: No Picture

The Picture Does Not Appear

Troubleshooting steps when no picture is displayed on the screen.

Troubleshooting Guide: Color Issues

The Color Does Not Appear

Troubleshooting steps when color is missing or incorrect.

Troubleshooting Guide: DVD Picture Issues

DVD Picture Does Not Display

Troubleshooting steps for issues with DVD picture display.

Troubleshooting Guide: Disc Eject and Playback Issues

Disc Does Not Eject

Troubleshooting steps when the disc fails to eject.

Does Not Play DVD / CD

Troubleshooting steps when DVD or CD discs are not played.

Troubleshooting Guide: No Sound

No Sound (Analog Audio)

Troubleshooting steps for missing analog audio from DVD/CD.

No Sound (Digital Audio)

Troubleshooting steps for missing digital audio from DVD/CD.

Waveforms

Flash, Tuner, Scaler Video/Audio, Jack, Sound Amp Waveforms

Oscilloscope waveforms for various circuits like Flash, Tuner, Scaler, Jack, and Sound Amp.

Mechanical Exploded View

Exploded View of PCBs and Main Chassis

Diagram showing exploded view of PCBs and main chassis components.

DVD Deck Exploded View

DVD Deck Exploded View with Parts

Exploded diagram of the DVD deck assembly with parts and grease application points.

Mechanical Replacement Parts List

Mechanical Parts List (Location, TSB P/N, Reference, Description)

List of mechanical parts with their location, part numbers, and descriptions.

DVD Deck Replacement Parts List

DVD Deck Parts List (Location, TSB P/N, Reference, Description)

List of replacement parts for the DVD deck assembly.

Electrical Replacement Parts List

Resistors, Capacitors, and Diodes

List of replacement resistors, capacitors, and diodes with specifications.

Diodes

List of replacement diodes with their specifications.

Electrical Replacement Parts List: ICs and Transistors

Diodes, ICs, and Transistors

List of replacement diodes, integrated circuits, and transistors with specifications.

Transistors

List of replacement transistors with their specifications.

Electrical Replacement Parts List: Miscellaneous

Miscellaneous Components (Connectors, Fuses, etc.)

List of miscellaneous electronic components like connectors, fuses, and holders.

Electrical Replacement Parts List: Component Definitions

Capacitor Abbreviation Definitions

Definitions for various capacitor abbreviations used in the parts list.

Electrical Replacement Parts List: ICs and Transistors (Cont.)

ICs and Transistors (Continued)

List of replacement ICs and transistors with specifications.

Electrical Replacement Parts List: Transistors, Coils, Jacks

Transistors, Coils, Transformers, Jacks, Switches, PCB Assemblies

List of replacement transistors, coils, jacks, switches, and PCB assemblies.

Electrical Replacement Parts List: Miscellaneous (Cont.)

Miscellaneous Components (Cores, Batteries, Connectors)

List of miscellaneous components including cores, batteries, and connectors.

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