Acer T230H LCD Monitor Service Guide
Page 2
...any language or computer language, in any form or by Acer Incorporated. No part of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software. Acer is a registered trademark of Intel Corporation. Other brand and ...product names are trademarks of Acer Corporation. Copyright Copyright © 2003 by any particular purpose, Any Acer Incorporated software described in this manual is sold or licensed...
...any language or computer language, in any form or by Acer Incorporated. No part of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software. Acer is a registered trademark of Intel Corporation. Other brand and ...product names are trademarks of Acer Corporation. Copyright Copyright © 2003 by any particular purpose, Any Acer Incorporated software described in this manual is sold or licensed...
Acer T230H LCD Monitor Service Guide
Page 3
Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen Gives bits and pieces of procedures. Conventions The following conventions are used in this manual: Screen messages Note Warning Caution Important Denotes actual messages that might result from doing or not doing specific actions.
Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen Gives bits and pieces of procedures. Conventions The following conventions are used in this manual: Screen messages Note Warning Caution Important Denotes actual messages that might result from doing or not doing specific actions.
Acer T230H LCD Monitor Service Guide
Page 39
TROUBLE SHOOTING 1. No Power Chapter 4 No Power Change Power NO Board No Check Short Of Main Board NO Change U1,Q7,Q8,Q9, Q13 NO Change Y1 NO Change U3 Change U3 RU Software ISP Check Bottom Board Check CN1 +5V Yes Check U1=3.3V Q7,Q8,Q9,Q13= 1.8V==1.8V Yes Check Y1=24MHz Yes Check U3 Pin 15,16 Clock Yes Check U3 Pin 24 level NO Change U3
TROUBLE SHOOTING 1. No Power Chapter 4 No Power Change Power NO Board No Check Short Of Main Board NO Change U1,Q7,Q8,Q9, Q13 NO Change Y1 NO Change U3 Change U3 RU Software ISP Check Bottom Board Check CN1 +5V Yes Check U1=3.3V Q7,Q8,Q9,Q13= 1.8V==1.8V Yes Check Y1=24MHz Yes Check U3 Pin 15,16 Clock Yes Check U3 Pin 24 level NO Change U3