2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-22 [CONFIDENTIAL] QOSMIO G50 Maintenance Manual (960-683)
Table 2-4 Debug port error status (1/8)
System BIOS Boot block processing
CPU setup
MCH initialization
ICH initialization
EC access check
setup of PIT
Initialization of ICH
Clock generator
CPU
MCH(register)
ICH (register, PIT controller,
MEM I/O)
EC/KBC(EC)
BIOSROM
IC1000 (CLK
generator)
IS1050 (CPU Socket)
IC1200 (MCH)
IC1600 (ICH)
IC3200 (EC/KBC)
IC3001 (BIOS ROM)
BIOS ROM check
F000 Problematic to BIOS ROM data. BIOSROM IC3001 (BIOS ROM)
F001 EC/KBC rewriting check EC/KBC(KBC)
BIOSROM IC3200 (EC/KBC)
IC3001 (BIOS ROM)
Initialization of EC
Initialization of EC
F002 Initialization of KBC
F003 Initialization failure of EC
F004 Initialization failure of EC (HW
failure)
EC/KBC(EC,KBC)
BIOSROM IC3200 (EC/KBC)
IC3001 (BIOS ROM)
F005 CPU setup CPU
BIOSROM IS1050 (CPU Socket)
IC3001 (BIOS ROM)
F006
F007 BIOS ROM check BIOS EC/KBC(EC)
BIOSROM IC3200 (EC/KBC)
IC3001 (BIOS ROM)
F008 BIOS ROM check 2 BIOSROM IC3001 (BIOS ROM)
F009 End of Boot Block processing