Acer Altos R710 User Manual
Page 208
Appendix D: BIOS POST Checkpoint Codes
196
B0h
Check for errors
If (errors were found)
beep twice
display "F1 or F2" message
if (F2 keystroke) go to SETUP
if (F1 keystroke) go to BOOT
B1h
Inform RomPilot about the end of POST.
B2h
Change status bits in CMOS and/or the BIOS
data area to reflect the fact that POST is
complete.
B4h
One quick beep.
B5h
Turn off <Esc> and <F2> key checking.
IF (VGA adapter is present)
IF (OEM screen is still up)
Note OEM screen is gone.
Fade out OEM screen.
Reset video: clear screen, reset cursor,
reload
DAC.
ENDIF
ENDIF
B6h
If password on boot is enabled, a call is
made to Setup to check password. If the
user does not enter a valid password, Setup
does not return.
B7h
Initialize ACPI BIOS.
B9h
Clear all screen graphics before booting.
BAh
Initialize the SMBios header and sub-struc-
tures.
BCh
Clear parity-error latch.
BDh
Display Boot First menu if MultiBoot is
intstalled.
Checkpoint
Code
Beep Code
Description