Mitsubishi Electric LT-55154 User Manual

Version 13.0 05/05/2011
MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.
9351 Jeronimo Road, Irvine, CA 92618-1904
Copyright © 2010 Mitsubishi Digital Electronics America, Inc.
All Rights Reserved
CAUTION:
Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and
"PRODUCT SAFETY NOTICE" contained in this manual.
LCD FLAT PANEL HDTV
VLP43 Chassis
LT-55154
VLP43+ Chassis
LT-40164
LT-46164
LT-55164
SPECIFICATIONS
• Power Input : AC 120V, 60Hz
• LCD Panel : Resolution - 1920 x 1080
: Refresh Rate -
120 Hz (VLP43, VLP43+)
240 Hz (VLP43++)
• Tuning : NTSC/ATSC/QAM
: Analog Cable - 1~125
Digital Cable - 1~135
• Antenna Input : RF 75 Ohms unbalanced
• Speakers : 2W x 12 (VLP43)
: 2W x 16 (VLP43+)
: 2W x 16 & 20W x 2 (VLP43++)
• See Page 5 for additional specifications.
• Design specifications are subject to change without notice.
Manual
Service
VLP43++ Chassis
LT-46265
LT-55265
• Analog Input : VIDEO IN JACK (RCA Type)
Level Y/Video - 1.0Vp-p, Cr, Cb - 700mVp-p
75 unbalanced
: AUDIO / CENTER CHANNEL IN JACK
(RCA Type)
-4.7dBm 43k unbalanced
• Analog Output : AUDIO / SUBWOOFER OUT JACK
Level (RCA Type)
-4.7dBm 4.7kunbalanced
• Digital : HDMI™ 1.3 Inputs
Inputs/Outputs : Digital Audio Output (RCA)(AC-3, PCM)
: USB Input
: Wired IR Input/Output (VLP43++)
: WiFi (VLP43+, VLP43++)
: Ethernet
: Bluetooth (VLP43+, VLP43++)
2010

Mitsubishi Electric LT-55154 Specifications

General

Brand	Mitsubishi Electric
Model	LT-55154
Category	Flat Panel TV
Language	English

Summary

Specifications Overview

Power and LCD Panel Specs

Details power input and LCD panel resolution/refresh rate.

Tuning and Connectivity

Covers tuning, antenna, analog/digital inputs, and speaker specs.

Introduction and Model Information

Dimensions, Weight, and Power

Lists model-specific dimensions, weight, and power consumption.

Safety Precautions and Procedures

General Safety Warnings

Critical warnings for service personnel regarding shock and panel handling.

Leakage Current Checks

Methods for performing cold and hot leakage current checks.

Disassembly and Parts Replacement

Back Cover and Stand Removal

Instructions for removing the back cover and stand.

Major Component Locations

Identifies the location of key internal components on the chassis.

PWB Replacement Steps

Details removal and replacement procedures for various PWBs.

Service Procedures

Initialization and Reset Options

Covers service level initialization and various reset procedures.

ISF Settings Backup/Restore

Guides on backing up and restoring ISF video calibration settings.

LED Indicators and Error Codes

Explains status LED behavior and diagnostic error codes.

Part Replacement Guidelines

Chip Parts Replacement Techniques

Provides precautions and methods for replacing surface mount components.

Parts Ordering and Tolerance Codes

Instructions for ordering parts and understanding tolerance codes.

Diagrams and Schematics

Circuit Block Diagrams

Block diagrams illustrating power supply and signal paths.

Schematic Diagrams Index

Index listing all schematic diagram pages and their content.