Chapter 8 System BIOS
8.2ROM FLASHING/UPGRADING
The system BIOS firmware is contained in a flash ROM device that can be
Upgrading the BIOS is not normally required but may be necessary if changes are made to the unit’s operating system, hard drive, or processor. All BIOS ROM upgrades are available directly from
This system includes 64 KB of
Since video may not be available during the initial boot sequence the boot block routine uses the Num Lock, Caps Lock, and Scroll Lock LEDs of the PS/2 keyboard to communicate the status of the ROM flash as follows:
Table
Table
Boot Block Codes
Num Lock | Cap Lock | Scroll Lock |
|
LED | LED | LED | Meaning |
Off | On | Off | Administrator password required. |
On | Off | Off | Boot failed. Reset required for retry. |
Off | Off | On | Flash failed. |
On | On | On | Flash complete. |
Featuring the AMD Athlon XP Processor
Second Edition - April 2003