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2 Troubleshooting Procedures 2.5 FDD TroubleshootingSystem Board Troubleshooting
Table 2-3 Printer port LED boot mode status (7/8)
LED Status Test item Message
Getting keys pressed during the IRT
Storing shadow RAM size
Update of system resources information prior to boot-up
Rewriting memory map data for INT15h E820h
Waiting for the end of AC-Link initialization
Updating a table for DMI
Copying an ACPI table to the top of an expansion
memory
Waiting for the end of writing PSC version on BIOS
Waiting for the end of clock generator setting (Stop at
LED=1DH when an error occurred)
Waiting for the end of serial port initialization
Canceling NMI Mask
Examining the checksum of TIT
Clearance of IRT running flag for runtime
Updating checksum for runtime
Branching to hibernation
Bluetooth initialization
Check whether a target maintenance card is set
Disabling a PC card not used
HW initialization prior to boot, Waiting for the end of HW
initialization
Notifying the condition of DVI connection to VGA BIOS
Setting battery save mode
Setting of date
Waiting for the end of Bluetooth initialization
Updating DMI Wakeup factor and SM-BIOS structure
table
Closing configuration space for PCI device
Cache control
Updating of parameter block A
(1CH) (Final setting up prior to boot-up)
Process for CPU
2-26 TECRA M1 Maintenance Manual (960-436)