Toshiba Libretto 100CT User Manual page 51

File No. 960-140
Table 2-3 Printer port LED boot mode status (1/5)
LED Status
FFh
Start
B0h
Flash ROM check
B2h
KBC initialization (1)
B3h
BIOS rewrite
00h
Special register initialization
01h
Memory check
05h
CMOS check and initialization
ROM to RAM copy
1-18
Test item
Register initialization for boot block
PIT ch.0 initialization
BIOS rewrite flag initialization
Transition to protected mode
Boot block checksum
KBC initialization
BIOS (runtime and IRT) checksum
KBC initialization
BIOS rewrite request check
Canceling power down of L2-cache
Enabling CMOS access
Port 25h unlock
Toshiba register initialization (1)
Toshiba register initialization (2)
DRAM size check
Memory structure configuration
SM-RAM stack area test
Enabling cache
CMOS access test
CMOS checksum
CMOS data initialization
Set DRAM size
Resume branch check
CMOS error check
Resume status check
SM-RAM checksum
System BIOS checksum
Toshiba register initialization (3)
Set SM-RAM base address
Grant SMI
KBC initialization
Message