Toshiba TLP-T61M Service Manual
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SERVICE MANUAL
3LCD PROJECTOR
TLP-T70M, TLP-T71M
TLP-T60M, TLP-T61M
TLP-S40, TLP-S41
TLP-S10
FILE NO. 330-200310
SAFETY PRECAUTION
Document Created in Japan Aug. 2003 U

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Summarization of Contents

General Safety Precautions
Service Safety Warnings
Essential safety measures for servicing personnel, including isolation transformer use and checking for hazards.
Product Safety Notice
Emphasizes using specified replacement parts due to special safety characteristics.
Ultraviolet Danger Warning
Warns of potential eye damage from UV radiation from the product's lamp.
Specific Safety Guidelines
Hazard Symbols and Laser Caution
Explains hazard symbols and provides cautions for electrical shock and laser beam exposure.
Regulatory and Handling Precautions
Covers FCC interference statements and important handling advice like avoiding liquids and condensation.
Operational Safety Instructions
Safe Operation and Environment
Key instructions for safe operation including manual review, power source, light exposure, and ventilation.
Electrical and Cord Safety
Guidelines on product placement, protection from water, cord management, and outlet overloading.
Handling and Service Safety
Product Handling and Placement
Covers safe handling, placement, accessory use, and when to refer servicing to qualified personnel.
Replacement Parts and Checks
Stresses using specified replacement parts and performing safety checks after service.
Electrical Adjustment Procedures
Adjustment Preparation
Outlines necessary test equipment, adjustment software, and computer connection for electrical adjustments.
Keystone Correction Setup
Initializes tilt sensor data for keystone correction, accounting for temperature variations.
High Temperature Keystone Adjustment
Performs keystone correction after a heat-run period to ensure accuracy at higher temperatures.
Input Signal Level Calibration
Calibrates input signal levels to stabilize performance across different main PC boards.
Document Camera Calibration
Details specific signal input and checks for document camera adjustments.
LCD Panel Voltage Adjustment
Adjusts LCD panel center voltage to ensure symmetrical output and prevent damage.
Gamma Correction Procedure
Corrects gamma to compensate for uneven optical transmissivity of LCD panels.
Gamma Data Transfer
Writes reference gamma data to the main PC board after replacement.
Color Shading Data Copying
Copies existing color shading correction data to a new main PC board.
Color Shading Data Loading
Loads previously saved color shading data onto the main PC board.
Direct Color Shading Adjustment
Directly adjusts color shading data using software when gamma data is not read.
LED Display and Service Mode
LED Indicator Error Troubleshooting
Details error codes indicated by LED patterns and their corresponding causes and solutions.
Service Mode Operations
Entering Service Mode
Steps to activate the service mode using specific button combinations on the projector.
Displaying Operation Status
Method to display the projector's operational status and system information.
Parts List Overview
Packing Assembly Exploded View
Illustrates the components included in the projector's packing assembly.
Accessories Catalog
Catalog of projector accessories, including remote controls, cables, and manuals.
Detailed Parts Catalog
Provides a detailed list of projector parts with corresponding part numbers for each model.
Service Kits and Camera Parts
Details specific service kits and parts related to the camera assembly.

Table of Contents