VA720-2 - Color TFT LCD Display Service Manual
Of Changes Initial Release DCN- 3608 Approval Angela Luh ViewSonic Corporation Confidential - Do Not Copy VA720-2 i TABLE OF CONTENTS 1.
Precautions and Safety Notices 2.
Specification 3.
Front Panel Function Control Description 4.
Circuit Description 5.
Adjusting Procedure 6.
Trouble Shooting
Service Manual ViewSonic VA720-2 Model No.
VLCDS23724-2W 17” Color TFT LCD Display (VA720-2_SM_593 Rev.
1a Jan..
2004) ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583 Copyright Copyright ¤ 2003 by ViewSonic Corporation.
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, magneti
VA720-2 Features
* include a two stage frequency reducing current limit for the output switch and an over temperature shutdown for complete protection under fault condition. U8 is a low dropout voltage and fast trasient response three terminal regulator, the output voltage is 2.5V fixed. U9 is a low dropout voltage an
