ViewSonic PJ755D Service Manual - Page 4

Table of Contents - lamp

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Table of Contents Chapter 1 Introduction 1-1 Product Highlight 1-1 Optical Specification 1-2 Electrical Specification 1-2 Mechanical Specification 1-3 Environment 1-3 Compatible Modes 1-4 Chapter 2 Disassembly of Procedure 2-1 Disassemble Lamp Module and Elevator Foot 2-1 Disassemble Top Cover and Keypad Board 2-2 Disassemble Main Board Module, Wind Tunnel Module and Fan Guider Module 2-4 Disassemble Lamp Driver Module, LVPS Module and Axial Fan 92*25 Module 2-5 Disassemble Color Wheel, Photo Sensor Board, Optical Engine Module and Blower Fan 60*25 Module 2-7 Disassemble Rear Cover, Speaker, Blower Fan 50*20, Thermal Sensor Board, Interrupt Switch Module and Bottom Cover 2-9 Chapter 3 Troubleshooting 3-1 Equipment Needed 3-1 Main Procedure 3-2 Chapter 4 Function Test and Alignment Procedure 4-1 Product 4-1 Test Equipment 4-1 Test Condition 4-1 Test Display Modes and Pattern 4-2 Inspection Procedure 4-8 Chapter 5 Firmware Upgrade Procedure 5-1 Equipment Needed 5-1 Hardware Setup Procedure 5-1 Firmware Program Installation Procedure 5-2 ii PJ755D

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PJ755D
ii
Table of Contents
Chapter 1
Introduction
1-1
Product Highlight
1-1
Optical Specification
1-2
Electrical Specification
1-2
Mechanical Specification
1-3
Environment
1-3
Compatible Modes
1-4
Chapter 2
Disassembly of Procedure
2-1
Disassemble Lamp Module and Elevator Foot
2-1
Disassemble Top Cover and Keypad Board
2-2
Disassemble Main Board Module, Wind Tunnel Module and
Fan Guider Module
2-4
Disassemble Lamp Driver Module, LVPS Module and Axial Fan
92*25 Module
2-5
Disassemble Color Wheel, Photo Sensor Board, Optical Engine
Module and Blower Fan 60*25 Module
2-7
Disassemble Rear Cover, Speaker, Blower Fan 50*20, Thermal
Sensor Board, Interrupt Switch Module and Bottom Cover
2-9
Chapter 3
Troubleshooting
3-1
Equipment Needed
3-1
Main Procedure
3-2
Chapter 4
Function Test and Alignment Procedure
4-1
Product
4-1
Test Equipment
4-1
Test Condition
4-1
Test Display Modes and Pattern
4-2
Inspection Procedure
4-8
Chapter 5
Firmware Upgrade Procedure
5-1
Equipment Needed
5-1
Hardware Setup Procedure
5-1
Firmware Program Installation Procedure
5-2