Toshiba Tecra A8 Maintenance Manual - Page 75
System Board Troubleshooting, Troubleshooting Procedures, Table 2-4-1, Debug port Boot mode error - audio
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2.4 System Board Troubleshooting 2 Troubleshooting Procedures Table 2-4-1 Debug port (Boot mode) error status (3/9) D port status Inspection items (F100) Initialization of H/W (before DRAM recognition) F101 F102 F103 Initialization of PIT channel 1 Check of DRAM type and size (at cold boot) SM-RAM stack area test Cache configuration Cache permission (L1/L2 Cache) CMOS access test (at cold boot) Battery level check of CMOS CMOS checksum check Initialization of CMOS data (1) Setting of IRT status Storing DRAM size in CMOS Resume branch (at cold boot) Details Initialization of MCH Initialization of ICH.D30.Func0 Initialization of ICH.D31.Func0 Initialization of ICH.D31.Func1 Initialization of USB. Controller Initialization of ICH.D31.Func3 Initialization of ICH Audio Initialization of TI controller (Setting the refresh interval to "30μs") When unsupported memory is connected, becoming HLT after beep sound (HLT when DRAM size is 0) HLT When it can not be used as a stack (HLT when an error is detected) (Setting of boot status and IRT busy flag, The rest bits are 0) Not resume when a CMOS error occurred Not resume when resume status code is not set Resume error check S3 returning error (ICH) Resume error F17AH RSM_UNKNOWN_ERR SM-RAM checksum check Resume error F173H RSM_SMRAM_ERR RAM area checksum check in system BIOS Resume error F179H SM_RAMBIOS_ERR Expansion memory checksum check Resume error F176H RSM_EXTMEM_ERR PnP RAM checksum check Resume error F177H RSM_PNPRAM_ERR TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573) [CONFIDENTIAL] 2-27