Acer AL1702 free download

File name al1702_book_133.pdf

Service Manual 17-inch LCD Monitor AL1702 Service Manual Versions and Revision N o. Ve rs ion R e le as e D ate R e vis ion 1. 1.0 May 12, 2004 O riginal release Copyright Trademarks Copyright 2004 LiteOn Technology Corp. LiteOn is a registered trademark of LiteOn Technology Corp. All Rights Reserved All other trademarks are the property of their This manual may not, in whole or in part, be respective owners. copied, photocopied, reproduced, translated, or converted to any electronic or machine readable form without prior written permission of LiteOn Technology Corp. ACER AL1702 Service Manual. Printed in Taiwan. AL1702 1) Circuit Description 1. Power Board Operation Therory -------------------------------------------------------------------------------------------- 3 2. Inverter -------------------------------------------------------------------------------------------------------------------------- 4 3. Interface ------------------------------------------------------------------------------------------------------------------------- 5 3.1 Top --------------------------------------------------------------------------------------------------------------------------- 5 3.2 Power ------------------------------------------------------------------------------------------------------------------------ 5 3.3 VGA & DDC interface ----------------------------------------------------------------------------------------------------- 5 3.4 Scaler MST8111A --------------------------------------------------------------------------------------------------------- 5 3.5 Panel interface -------------------------------------------------------------------------------------------------------------- 5 3.6 Audio ------------------------------------------------------------------------------------------------------------------------ 7 4. Others --------------------------------------------------------------------------------------------------------------------------- 7 4.1 Detection of POWER switch status ------------------------------------------------------------------------------------ 7 4.2 Display mode identification ---------------------------------------------------------------------------------------------- 7 4.3 Power ON sequence ------------------------------------------------------------------------------------------------------ 8 4.4 Power OFF sequence ----------------------------------------------------------------------------------------------------- 8 4.5List of I/O P