Toshiba Tecra A2-S316 Maintenance Manual page 82

2 Troubleshooting Procedures
D port status Inspection items
F11Eh PRE_BOOT_SETUP
2-28
Table 2-3 D port status (8/9)
Storing the value in 40:00h (for SIO saving/restoring)
Setting up the address of font data for resume password
Setting up the parameters for character repeat on a USB
keyboard
Final check of key input during IRT
Storing of T_SHADOW_RAM_SIZE
Update of system resource before boot
Rewriting memory map data for INT15h E820h function
Waiting for AC-Link initialization completion
Updating of table for DMI
Copying of ACPI table to the top of an expansion memory
Waiting for the end of writing PSC version on BIOS
Waiting for clock generator setting completion
(Stops in "F11DH" when an error is detected)
Waiting for the end of serial port initialization
(for models supporting SIO)
Canceling NMI mask
Clearance of the checksum of TIT
Clearing IRT running flag for runtime
Update checksum for runtime
Hibernation branch (for models supporting BIOS
Hibernation)
Initialization of Bluetooth (for models supporting Bluetooth)
Check of existence of supported maintenance cards
Prohibition unused PC cards
Setting of WAKEUP status data for ACPI
HW initialization before Boot,
Waiting for initialization completion
Notify the DVI connection status to VGA BIOS
(for models supporting DVI)
Setting up battery safe mode
Setting up date
Waiting for the end of Bluetooth initialization (for models
supporting Bluetooth)
Updating DMI Wakeup factor and SM-BIOS structure
table
Closing configuration space of PCI devices
Cache control
Satellite A50/TECRA A2 Maintenance Manual (960-478)
2.4 System Board Troubleshooting
Details