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Chapter 5
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 Hotkey:
The system provides a function hotkey:
Fn+Esc
, for enable BIOS Recovery process 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 by USB Flash Crisis Disk:
Before doing this, a Crisis Diskette should be prepared ready in hand. The Crisis Diskette could be made by
executing the Crisis Disk program in another system with Windows XP OS.
Follow the steps below:
1.
Plug in the USB disk.
2.
Launch the
wincris.exe
program to create a USB Crisis Disk. Click
Start
to initiate the process.
3.
Select the
Quick Format
option to format the disk and click
Start
. Follow the instructions on the screen to
create the disk.
4.
Copy the
KAV60.fd
BIOS file into USB flash disk root directory.
NOTE:
Do not place any other *.fd file in the USB flash disk root directory.
To use the Crisis USB key, do the following:
1.
Plug USB storage into USB port.
2.
Press
Fn + ESC
button then plug in AC power.
The Power button flashes orange once.
3.
Press
Power
button to initiate system CRISIS mode.
When CRISIS is complete, the system auto restarts with a workable BIOS.
4.
Update the latest version BIOS for this machine by regular BIOS flashing process.
Summary of Contents for eMachines eM250
Page 6: ...VI...
Page 10: ...X Table of Contents...
Page 28: ...18 Chapter 1...
Page 45: ...Chapter 2 35 3 Execute MAC BAT to write MAC information to eeprom...
Page 46: ...36 Chapter 2...
Page 52: ...42 Chapter 3 4 Lift the Memory cover up to remove 5 Lift the 3G cover up to remove...
Page 60: ...50 Chapter 3 6 Disconnect the FFC and remove the Keyboard...
Page 70: ...60 Chapter 3 4 Remove the WLAN Board from the Mainboard...
Page 78: ...68 Chapter 3 4 Lift the Thermal Module clear of the Mainboard...
Page 104: ...94 Chapter 3 3 Connect the Camera cable as shown...
Page 126: ...116 Chapter 3 4 Replace the single screw to secure the HDD in place...
Page 155: ...Chapter 5 145 Power board Item Description SW1 Power button LED1 Power LED...
Page 172: ...Appendix A 164 Model Definition and Configuration Appendix A...
Page 180: ...Appendix A 172...
Page 188: ...180 Appendix B...
Page 190: ...182 Appendix C...
Page 194: ...186...