Chapter 4
75
BIOS Recovery
AMIBIOS supports a "recovery flash" mode, which can be used to flash update a BIOS from the boot block.
This is used to update a BIOS image without the need to boot to an operating system. The following is the
process that user should follow to flash BIOS ROM.
1.
Put the AMIBoot.ROM to a bootable USB flash drive(Disk on Key, DOK).
2.
Install the DOK to the system.
3.
Press power button to boot the system and then press Ctrl + Home.
4.
The BIOS recovery function will be executed.
5.
After BIOS is updated completely, the system will auto reboot.
6.
Please enter the setup menu to load default after system reboot.
Summary of Contents for Aspire X3990
Page 1: ...Acer Aspire X3990 Service Guide PRINTED IN TAIWAN ...
Page 12: ...4 Chapter 1 Block Diagram ...
Page 65: ...57 Chapter 3 Install the I O Shielding 1 Install I O shielding into chassis ...
Page 68: ...Chapter 3 60 4 Connect the ATX 24Pin Power cable and ATX 4Pin Power cable to main board ...
Page 75: ...67 Chapter 3 Install the TV Tuner Card 1 Press down the TV Tuner card 2 Fix the two screws ...
Page 76: ...Chapter 3 68 Install the Side Panel 1 Install the side Panel then fix two Screws ...
Page 84: ...Chapter 5 76 M B Placement Jumper and Connector Information Chapter 5 ...