Acer RA19WAANU service manual Service

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ACER

DBG DPBU II

Service

ACER_LCD_X193HQ_SM080904V1

Model ID:RA19WAANU

Service Manual

Table of Contents

 

Important Safety Notice-------------------------------------------------------------------------------------

01

01.

Product Specification---------------------------------------------------------------------------------

02

02.

OSD Menu-----------------------------------------------------------------------------------------------

08

03.

Exploded Diagram-------------------------------------------------------------------------------------

10

04.

Assembly and Disassembly Procedures-----------------------------------------------------------

12

05.

Troubleshooting----------------------------------------------------------------------------------------

19

06.

Firmware Upgrade Procedure------------------------------------------------------------------------

31

07.

Writing EDID Procedure-------------------------------------------------------------------------------

33

08.

Block Diagram------------------------------------------------------------------------------------------

35

Appendix I : Users Manual

 

Appendix II : Spare Parts List

 

Appendix III: Software Pack

 

Safety Notice

Any person attempting to service this chassis must familarize with the chassis and be aware of the necessary safety precautions to be used when serving electronic equipment containing

high voltage.

Published by Wistron Corporation Printed in Taiwan © All rights reserved Subject to modification

04th-Sept.-2008

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Contents Service Go to cover SUB DVI-I/DVI-DIf using DVI-D cable,C1,C2,C3,C4,C5 is NC Connector Pin Description SUB DescriptionOSD adjustment User Controls and Indicators Power On / Off SwitchKHz MHz Power Supply RequirementsPanel Timings Display Communications ChannelBacklight Requirements General Requirements Defects Inspection Spec O l w h it e Main OSD Menu Outline Description for control functionOSD Manu Exploded Diagram Packing Exploded Diagram Exploded Diagram Product Exploded Diagram Plug in parallel direction Angel 5 degrees S10 S18 USER’S Manual Front bezel in turn Separating all of the locking mechanismTurn over the LCD monitor screen faced up Use properly force to pull up front bezel S14 S15 S16S20 Does OSM display when you push Proceed buttom Next Circuit section Troubleshooting Checking the back light unit Troubleshooting Abnormal screen for VGA Troubleshooting Abnormal screen For the DVI Troubleshooting Abnormal OSM display adjust problem Abnormal plug and play operation for VGA Troubleshooting Abnormal plug and play operation For the DVI Checking the control circuit of vertical sync pluse Troubleshooting Checking the resolution change IC movement Troubleshooting Checking the DC/DC converter circuit Firmware Upgrade Process Go to cover Cedid Go to cover Interface Board LCD Flat Panel