Toshiba Portege R500 Maintenance Manual page 73

2.4 System Board Troubleshooting
Table 2-5 Debug port (Boot mode) error status (9/10)
D port status
F11FH EX_IO_ROM_CHECK
F120H
PRE_BOOT_SETUP
PORTEGE R500 Maintenance Manual (960-634) [CONFIDENTIAL]
Inspection items
2 Troubleshooting Procedures
Details
(Check of option I/O ROM)
Saving of value in 40:00h (for SIO
saving/restoring)
Setting of font address for resume password
Setting of repeat parameter for USB KB
Final check of key input during IRT
Storing of T_SHADOW_RAM_SIZE
Update of system resource just before booting
Rewriting of memory map data of INT15h E820h
function
Waiting for AC-Link initialization completion
Renewal of table for DMI
Copying ACPI table to uppermost of extension
memory
waiting for writing completion of PSC Version
BIOS
Waiting for completion of setting clock generator
When error occurred, halt at F121
Waiting for completion of initialization of Serial
port (for models supporting SIO)
Cancel of NMI Mask
TIT check sum
Clear of the IRT flag of Runtime side
Update of check sum of Runtime side
Hibernation branch (for models supporting BIOS
Hibernation)
Initialization of Bluetooth (for models supporting
Bluetooth)
Check for existence of target maintenance card
Prohibition of unused PC card not used
Setting Wakeup status data for ACPI
HW initialization just before booting, Waiting for
initialization completion
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