Acer PD525 Service Manual
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PD525
Service Guide
Service guide files and updates are available
on the AIPG/CSD web; for more information,
please refer to
http://csd.acer.com.tw
PRINTED IN TAIWAN

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Table of Contents
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Summary of Contents for Acer PD525

  • Page 1 PD525 Service Guide Service guide files and updates are available on the AIPG/CSD web; for more information, please refer to http://csd.acer.com.tw PRINTED IN TAIWAN...
  • Page 2: Revision History

    Revision History Please refer to the table below for the updates made on PD525 service guide. Date Chapter Updates...
  • Page 3 Copyright Copyright © 2005 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated.
  • Page 4 Conventions The following conventions are used in this manual: Screen messages NOTE WARNING CAUTION IMPORTANT Denotes actual messages that appear on screen. Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions.
  • Page 5 DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
  • Page 7: System Introduction

    System Introduction Technical Specification t l i f i n y t i y t i c i t i t l c i t p i l < ; l a ; l a i n i l l u i n i l l u ;...
  • Page 8: Product Overview

    Product Overview Main Unit Chapter 1...
  • Page 9: Panel Control

    Panel Control Chapter 1...
  • Page 10: Connection Ports

    Connection Ports Chapter 1 t i n i g i...
  • Page 11: Remote Control

    Remote Control t n i Chapter 1...
  • Page 12: Connecting The Projector

    Connecting the Projector Chapter 1...
  • Page 13 System Block Diagram Chapter 1...
  • Page 14: Firmware Upgrade

    Firmware Upgrade This chapter provides the equipment needed, setup and upgrading procedure for Firmware upgrade. Equipment Needed Setup Procedure Connect USB of PC and USB port of PD525 projector. USB Cable Chapter 2 USB Port Chapter 2...
  • Page 15: Installation Procedure

    Installation Procedure DLP Composer Installation Procedure Execute the “DLP Composer Lite V3.x Setup” program. Click “Next” icon. Chapter 2...
  • Page 16 Select “I accept and agree to be bound by all the terms and conditions of this License Agreement”, then Click “Next” icon. Select “All” and then click “Next” icon. Chapter 2...
  • Page 17 Click “Finish” to complete the installation. Click “Yes” to restart the computer. Chapter 2...
  • Page 18 Installation Procedure B. USB Driver Upgrade Procedure After linking the PC and PD525 projector with a USB cable, press and hold the menu button, then push the power button to turn on the projector. Note : The “Temp” LED and “Lamp” LED should be full on.
  • Page 19 Click “OK”. The USB driver updated successfully. Right click “My Computer” on the desktop. Select “Properties” on the popup menu to launch the “System Properties” window. Choose “Hardware” and then click “Device Manager.” My Computer System Properties Hardware Device Manager Chapter 2...
  • Page 20 Click “Jungo” to assure “DDP2000” and “WinDriver” are properly installed. If not, repeat Step 1 ~ 6. Device Manager Chapter 2...
  • Page 21: Firmware Upgrade Procedure

    Firmware Upgrade Procedure Execute the “DLP Composer Click “Edit” and “Preferences”. ” file. Chapter 2...
  • Page 22 Click “Library”. The library path located to the default installation directory is : C:\Program Files\DLP Composer. If not then press “Browse” to select the right path. Select “Edit\Preferences\Communications”, choose “USB”, and then click “OK”. Chapter 2...
  • Page 23 Choose “Flash Loader” and click “Browse” to search the “PD525.ing” file. Then click this button to maximize the window size. PD525.ing Click “Reset Bus” to erase the flash memory. PD525.ing PD525.ing PD525 Chapter 2...
  • Page 24 Click “Yes” to erase the flash memory. 10. After file was download. Please to restart the unit and enter the service mode to check the F/W version of PD525. Note : Press the “Power” and “Left” and “Left” and “Menu” button to enter Service Mode.
  • Page 25: Edid Upgrade

    EDID Upgrade This chapter provides the equipment needed, setup and upgrading procedure for EDID upgrade. Equipment Needed Chapter 2...
  • Page 26: Setup Procedure

    Connect P1 of the fixture with COM1 of PC/Laptop by RS232 cable. Step3. Connect P2 or P4 of the fixture with VGA in port of PD525 cable. Step4. Plug Power Adapter to the fixture and connect the PD525 Power Cord.
  • Page 27 DDC Key-in Procedure Step 1. Execute “EDID” program. Step 2. Check the Com port is “COM1”, then click the “Model” item and choose the source file “ACER_PD525_EDID_A.ini” and then open Chapter 2...
  • Page 28 Step 4. Key in the Serial Number into the blank space, then click “Program” button. Step 5. “Please connect to VGA” message is shown on the screen, then click “OK” button. Notice : “RUN” message will appear on the screen. Chapter 2...
  • Page 29 Step 6. When the PD525 EDID program is finish, the “OK” message will ap- pear on the screen. Step 7. Check EDID Informations will show the result and EDID Values will show Analogue Values, then Message function will show “OK” mes- sage and click “Exit”...
  • Page 30: Machine Disassembly And Replacement

    Machine Disassembly and Replacement This section provides disassembly procedures for PD525 Micro Portable XGA DMD Projector. Before you begin any of these procedures, be sure to turn off the power, computer system, and other attached devices; then disconnect the power cable from the electrical outlet. Moreover, when you disassemble the projector, be sure to put the screws in a safe place and separate them according to their category.
  • Page 31 Removing Lamp Cover,Lamp Module and Left Cover Turn over the unit, and then loosen 2 screws to remove Lamp Cover. Loosen 2 screws to remove Lamp Module. Unscrew 6 hex screws and 4 screws to remove Back Cover. Chapter 3...
  • Page 32 Removing Top Cover, Keypad Board and Keypad Unscrew one screw on the Bottom Cover (near the Lamp cover position), then turn over the unit and press the Top Cover. Unplug one FPC cable to remove Top Cover. Unscrew 4 screws to remove Keypad Board and Keypad from Top Cover. Keypad Board Keypad (Control Button) Chapter 3...
  • Page 33: Removing Main Board

    Removing Main Board Unplug two FPC cables and 9 wires, and then unscrews 5 screws to remove Main Board. Chapter 3...
  • Page 34 Removing Front Cover Insert, Front Cover and Fan Module Pull out Front Cover Insert and Front Cover. Unscrew 2 screws to remove Fan Module. Chapter 3...
  • Page 35: Removing Lamp Driver

    Removing Lamp Driver Unplug one wire of Lamp Driver and unscrew 2 screws to remove Lamp Cable. Separate the wedge from the Fan Module, and then remove 2 screws and 2 hex screws to remove the Lamp Driver. Chapter 3...
  • Page 36 Removing LVPS Bracket, LVPS, Lamp Housing and Main Board Support Under the Lamp Driver, unscrews 7 screws to remove LVPS Plate. (One is grounding screw). Unscrew 2 hex screws from LVPS Holder and unplug 3 wires to remove LVPS. Unscrew one screw to remove Lamp Housing Unscrew one screw to remove Main Board Support.
  • Page 37: Removing Engine Module

    Removing Engine Module Unscrew 6 screws to remove Engine Module. Engine Module Chapter 3...
  • Page 38 * Disassemble Engine Module and DMD Module Step 1. Unscrew one screw to remove Light Cut. Step 2. Unscrew 4 screws to remove Heat Sink. Step 3. Unscrews 4 hex screws to remove DMD Board Step 4. After removing DMD Board, and then take off DMD Holder, DMD Chip and Light Mask.
  • Page 39 Step 5. Take off Ring Zoom. Step 6. Unscrew one screw to remove Color Wheel Module (Color Wheel+Photo Sensor Board). Step 6. Unscrew one screw to separate Color Wheel and Photo Sensor Board. Chapter 3 Ring Zoom...
  • Page 40 Removing Blower Fan, Interrupter Switch, Thermal Sensor Board and Speaker Unscrew 3 screws to remove Blower Fan from Bottom Cover. Unscrew 2 screws to remove Interrupter Switch from Bottom Cover. Unscrew one screw to remove Light Cut. Chapter 3...
  • Page 41: Elevator Module

    Unscrew one screw to remove Thermal Sensor Board. Take off Speaker and Speaker Holder. Unscrew 3 screws to remove Elevator Module. Chapter 3 Elevator Module Speaker Holder Speaker a. ELEVATOR LEVEL PC+ABS b. ELEVATOR GEAR BAR NORYL c. ELEVATOR BASE HOLDER NORYL d.
  • Page 42 Removing Bottom Cover Unscrew one screw to remove Lens Support. Unscrew all long and short screws from Bottom Cover Module, and then separate Bottom Cover and Bottom Cover Module. Take off AC Bracket from Bottom Cover Module, and then unscrew 2 screws to remove Elevator Foot.
  • Page 43: Assemble Top Cover Module

    Machine Assembly Procedure Assemble Top Cover Module Fasten 4 screws to assemble Keypad, Keypad Board and FPC cable from the Top Cover Module. Chapter 3...
  • Page 44: Assemble Bottom Cover Module

    Assemble Bottom Cover Module Fix the Elevator Gear Bar with Elevator Spring (L : 65mm) Elevator Spring Assemble Elevator Base Holder and Elevator Spring (L : 8.3mm) Taking Elevator Level, fix with Elevator Spring (L : 12mm) and assemble on the Bottom Cover.
  • Page 45 Fasten 1 screws to assemble Lens Support. Fasten 2 screws to assemble Interrupter Switch. Fasten one screw to assemble Thermal Sensor Board. Fasten 3 screws to assemble Blower Fan. Blower Fan Chapter 3 Interrupter Switch Thermal Sensor Board Lens Support...
  • Page 46 Assemble Engine Module, LVPS and Lamp Driver Fasten 6 screws to assemble Engine Module. Fasten 7 screws to assemble LVPS. Plug one wire of Lamp Driver and screw 2 screws to assemble the Lamp Cable. Put the wedge from the Fan Module, then assemble the Lamp Driver. Engine Module Grounding Screw AC Bracket...
  • Page 47 Assemble Fan Module, Front Cover and Front Cover Insert Screw 2 screws to assemble Fan Module. Pull in Front Cover Insert and Front Cover. Chapter 3...
  • Page 48 Assemble Main Board Plug two FPC cables and 9 wires, and then screws 5 screws to assemble Main Board. FPC cable of Top Cover connect to Main Board. Chapter 3...
  • Page 49 Assemble Left Cover, Lamp Module and Lamp Cover Screw 6 hex screws and 4 screws to assemble Back Cover. Turn over the unit, and then screw 2 screws to assemble Lamp Module. Screw 2screws to assemble Lamp Cover. Chapter 3...
  • Page 50: Troubleshooting

    Troubleshooting This chapter provides technicians and people who have an electronic background a primary description about maintaining the product. Moreover, you can get the appropriate operation to solve some complicated problems of component repairing and professional problems. The Troubleshooting section focus on the following precedures: Power Troubleshooting Performance Troubleshooting (Computer Signal) Performance Troubleshooting (Video Signal)
  • Page 51: Power Troubleshooting

    Power Troubleshooting Is LED Indicator OK? Check the Power cord and AC power outlet. Check the Keypad cable has broken or not. Check if all the wires are well connected inside. Check the Ballast. Check the Main board. Check the Keypad board. Is Fan Working After Press Power/Standby Button? Check the Keypad cable has broken or not.
  • Page 52 Have Image? Ensure the Signal cable and Source work as well. Check that can OSD Menu show on the screen. Check the Main board. Check the DMD board. Have Garbage Pattern? Ensure the Signal cable and Source work as well. Check the Main board.
  • Page 53 Have Line Bar? Adjust the frequency selection in OSD Menu. Press the Menu button to check that have Line bar show on the OSD Menu. (Check the DMD chip and DMD board. If the Line bar also show on the OSD Menu) Ensure that there is no dust on the DMD Contact housing module.
  • Page 54 Is Color OK? Do the “Factory Reset” of the engineering mode. Ensure the signal cable work as well. Check the color temperature setting of OSD menu. (Check the main board if the setting of color temperature is under default) Check the color setting of OSD menu. (Check the main board if the setting of color is under default) Check the “Degamma”, ”Saturation”, ”Tint”...
  • Page 55 OSD Does Not Show up. Check the Keypad cable and ensure there is no broken issue on the cable. Use Keypad to test again. (Replace the Keypad board if the Unit works fine with the new Keypad board.) Use the Remote control for the OSD function test. (Check the Keypad board and Keypad cable if the Remote control works as well) Check the Main board.
  • Page 56 Remote Control No Function. Check the Laser function of Remote control. (Replace the battery if there is no Laser output from the Remote control.) Use a known Remote control for the function test. (Replace the Remote control if the new Remote control works fine with the Unit.) Check the Main board if the Unit works fine with a known good Remote control.
  • Page 57: Function Test And Alignment Procedure

    Function Test and Alignment Procedure Equipment Needed a t l Test Condition * Note : a. Please enter “Service Mode” to select burn-in function. (For cycled display color mode) b. The procedure for enter service mode. Press ”Power”, “Left”, “Left”, “Menu” button when the Unit under search status.
  • Page 58: Test Display Modes And Patterns

    Test Display Modes and Patterns Compatible Modes Analog : i l i " 3 " 3 " 6 " 9 Chapter 4...
  • Page 59 Digital : i l i Chapter 4...
  • Page 60: Function Test Display Pattern

    Function Test Display Pattern & / t s f i n y t i t s i l l u l l u l l u l l u . l a a i l i n i l l a .
  • Page 61 Chapter 4...
  • Page 62 Chapter 4...
  • Page 63 Video & Audio Signal Chapter 4 . y l l . l a . l a . l a...
  • Page 64: Inspection Procedure

    Inspection Procedure f i n y t i F " , " . l l t s i ) s l . l l t i n " t o l l . e l t i n l l u t i n i n i t i n...
  • Page 65 Chapter 4 l l u . l l F " S " " e . l l o l l t i n t i n t i n t i n t i n c i t t i s t i n t i n t i n...
  • Page 66 NOTE: To scrap or to return the defective parts, you should follow the local government ordinance or regulations on how best to dispose it, or follow the rules set by your regional Acer office on how to return it.You can access to the website for the latest Parts version http://aicsl.acer.com.tw/spl/...

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