Toshiba TECRA A9 Series Maintenace Manual page 80

2.4 System Board Troubleshooting
Table 2-5 Serial port (Boot mode) error status (9/9)
D port Status
(F11Fh)
21h Clearness of IRT status
F1
Update of Checksum on
Runtime side
FFh
FF
TECRA A9(S5/P5/S200) Maintenance Manual (960-633)[CONFIDENTIAL]
Test item
HW initialization before Boot, Waiting for
initialization completion
2 Troubleshooting Procedures
Contents
Notifies the DVI connection status to VGA BIOS
(For models supporting DVI)
Setting of battery save mode
Setting of date
Waiting for Bluetooth initialization completion
(For models supporting Bluetooth)
Update of DMI Wakeup factor, Update of SM-
BIOS structure table
PCI device configuration space close
Cache control
Process for CPU (Make the CPU clock to be set
by SETUP)
Waiting of motor-off completion of disabled HDD
Final setting of USB FDD information
Post processing of PRE_BOOT_SETUP
Clears PWRBTN_STS
Enables POWER Button
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