Bios Recovery By Crisis Disk - Acer Aspire V7-581 Service Manual

BIOS Recovery by Crisis Disk

BIOS Recovery Boot Block
BIOS Recovery Boot Block is a special block of BIOS. It is used to boot up the system with
minimum BIOS initialization. Users can enable this feature to restore the BIOS firmware
to a successful one once the previous BIOS flashing process failed.
BIOS Recovery Hot Key
The system provides a function hot key, <
when system is powered on during BIOS POST. To use this function, it is strongly
recommended to have the AC adapter and Battery present. If this function is enabled,
the system will force the BIOS to enter a special BIOS block, called Boot Block.
Steps for BIOS Recovery from USB Storage
NOTE:
NOTE:
Prior to performing the recovery, prepare a Crisis USB key. The Crisis USB key is
created by executing the Crisis Disk program on another system with Windows 8
OS.
To Create a Crisis USB key, perform the following:
1. Format the USB flash disk using the Fast Format option.
2. Save ROM file (file name: ZRPBIOS.FD) to the root directory of USB flash disk. Make
sure that there is no other BIOS file saved in the same directory.
3. Plug the USB flash disk into USB port.
Fn
4. Press < > + <
5. The Power LED starts blinking.
6. The system starts to initiate CRISIS mode. (The process takes about 3-5 minutes).
7. When CRISIS is completed, the system auto restarts with a workable BIOS.
8. Press during the POST (power-on self-test) screen to enter the BIOS.
F2
9. Ensure the BIOS version is the same as the crisis BIOS version.
5-8
ESC
> keys and then press power button .
0
Fn ESC
> + < >, for enable BIOS Recovery process
Jumper and Connector Locations
0
0
0