![background image](http://html.mh-extra.com/html/acer/veriton-m490/veriton-m490_service-manual_2838220012.webp)
4
Chapter 1
•
2 reserved 2pin GPIO connector
•
1 Serial port header (COM2) (near rear IO is preferable)
•
1 TPM DB header (2x10) (*check Acer's TPM DB spec) (Refer to Appendix)
•
1 2pin Intrusion Alarm connector
•
1 LPT 2*13pin header (near rear IO is preferable)
•
1 2*4 pin internal speaker header
•
Color management for on board connecter (please refer to Acer spec)
•
Header Naming should follow MB Header Naming (Refer to Appendix)
•
Braidwood connector (reserved)
•
1 3pin ME enable/disable connector (with 1 jumper)
System BIOS
•
Size: 64Mb
•
AMI Kernel with Acer skin/copyright
Power supply
•
300W/ in stable mode (Acer/GTW Assign System Power Unit)
•
Design for Intel Piketon chipset compatible system
•
Voltage design should be c5V, +3.3V, +12V, +5VSB, -12V (attention to 12V output capability)
•
Demand for both PFC/Non-PFC solutions (two different quotations are needed)
•
Active PFC with Energy Star 5.0
•
EuP lot6 requirements
Summary of Contents for Veriton M490
Page 1: ...Acer Veriton M498G M490G M490 Service Guide PRINTED IN TAIWAN ...
Page 13: ...Chapter 1 5 Block Diagram ...
Page 50: ...42 Chapter 3 4 Removing the two screws then take out the intrusion alarm assembly ...
Page 66: ...Chapter 5 58 M B Placement Jumper and Connector Information Chapter 5 ...