Toshiba Tecra A8 Maintenance Manual - Page 80

2 Troubleshooting Procedures 2.4 System Board Troubleshooting Table 2-4-1 Debug port (Boot mode) error status (8/9) D port status Inspection items (F11E) F11F EX_IO_ROM_CHECK F120 PRE_BOOT_SETUP Details Initialization of TPM (model supporting TPM) (Option I/O ROM check) 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 completion of writing the PSC version to BIOS Waiting for completion of setting clock generator When error occurred, halt at F121 IRT_CLOCK_GENERATOR_ERR 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 2-32 [CONFIDENTIAL] TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573)