Hypertherm SuperMicro 370SBA 533Mhz User Manual
Page 89
B-9
Appendix B: AMIBIOS POST Diagnostics Error Messages
Check
Point
Description
A9
R e t u r n e d f r o m a d a p t o r R O M a t E 0 0 0 h c o n t r o l .
N e x t , p e r f o r m i n g a n y i n i t i a l i z a t i o n r e q u i r e d a f t e r
the E000 option ROM had control.
AA
I n i t i a l i z a t i o n a f t e r E 0 0 0 o p t i o n R O M c o n t r o l h a s
completed. Displaying the system configuration next.
AB
Building the multiprocessor table, if necessary. POST
next.
B0
The system configuration is displayed.
AC
Uncompressing the DMI data and initializing DMI.
B1
Copying any code to specific areas.
D0h
T h e N M I i s d i s a b l e d . P o w e r o n d e l a y i s s t a r t i n g .
Next, the initialization cade checksum will be verified.
D1h
Initializing the DMA controller. Performing the keyboard
c o n t r o l l e r B A T t e s t . S t a r t i n g m e m o r y r e f r e s h , a n d
entering 4 GB flat mode next.
D3h
Starting memory sizing next.
D4h
Returning to real mode. Executing any OEM patches
and setting the stack next.
D5h
Passing control to the uncompressed code in shadow
RAM at E000:0000h. The initialization code is copied to
segment 0 and control will be transferred to segment
0.
D6h
C o n t r o l i s i n s e g m e n t 0 . N e x t , c h e c k i n g i f
< C t r l > < H o m e > w a s p r e s s e d a n d v e r i f y i n g t h e s y s t e m
BIOS checksum.
If either <Ctrl><Home>was pressed or the system BIOS
checksum is bad, next the system will go to checkpoint
code E0h.
Otherwise, going to checkpoint code D7h.