Acer PD723 Technical Information PDF herunterladen (Seite 28)

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Chapter 3 22

Main Board Module

Disassemble Main Board Module and Thermal Switch

1. Unplug nine connectors and unscrew four screws.

2. Unscrew six hex screws from Rear Cover to remove Main Board.

1 2 ... 23 24 25 26 27 28 29 30 31 32 33 ... 62 63

PD723 & PD725 1
Revision History 2
Copyright 3
Disclaimer 3
Conventions 4
System Introduction 7
Product Overview 8
Panel Control 9
Connection Ports 10
5 Chapter 1 11
Connecting the Projector 12
System Block Diagram 13
Firmware Upgrade 14
Installation Procedure 15
Chapter 2 10 16
EDID Upgrade 17
Setup Procedure 18
DDC Key-in Procedure 19
Chapter 2 14 20
B. Digital 21
PD723/PD725 22
081Y (PD723) / 081N (PD725) 22
Before You Begin 23
Chapter 3 18 24
Lamp Cover 24
Lamp Module 24
19 Chapter 3 25
Lift it then unscrew 25
Elevator Foot 25
Sensor Module 26
Keypad Board 27
FPC Cable 27
Chapter 3 22 28
Main Board Module 28
23 Chapter 3 29
Thermal Switch 29
Chapter 3 24 30
Wind Tunnel Module 30
Fan Guider Module 30
Lamp Driver Module 31
Chapter 3 26 32
27 Chapter 3 33
EMI Ground Plate 33
Chapter 3 28 34
Interrupt Switch Module 34
29 Chapter 3 35
Color Wheel 35
Photo Sensor Module 35
Chapter 3 30 36
Steamtight rubber 36
Axial Fan 90x25 36
31 Chapter 3 37
60x60x25 Lamp fan 37
Chapter 3 32 38
Optical Engine Module 38
Bottom Cover 38
For PD723 Use only : 39
For PD725 Use only : 40
Chapter 3 36 42
Focus Ring & Replace Ring 42
37 Chapter 3 43
Thermal Senor Board 43
Blower Fan 50x20 Module 43
Chapter 3 38 44
Rear cover 44
39 Chapter 3 45
Elevator Module 45
Troubleshooting 46
Main Procedure 47
Chapter 4 42 48
43 Chapter 4 49
Chapter 4 44 50
Function Troubleshooting 51
Audio Troubleshooting 51
Chapter 4 46 52
Equipment Needed 53
Test Condition 53
Compatible Modes 54
Analog : 55
Digital : 56
Function Test Display Pattern 57
- PC Signal 57
Chapter 4 52 58
53 Chapter 4 59
Video & Audio Signal 60
Inspection Procedure 61
Chapter 5 63

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