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2.4 System Board Troubleshooting 2 Troubleshooting Procedures
PORTEGE A600 Maintenance Manual (960-710) [CONFIDENTIAL] 2-25
Table 2-6 Debug port error status (3/8)
EC data reading
BIOS processing reading 2
setup of ICH (IDE)
setup of ICH (Azalia)
setup of MCH
Thermal control setup
Initialization of KBC
Display setup
BIOS processing reading 3
Setup of Built in LAN
PCI Express initialization
Initialization of a sound
SelectableBay Device
Check
setup of ICH
F108
setup of ICH (PIC)
EC/KBC(EC,KBC)
ICH (CMOS,PICController,
IDEController,SoundController,
ModeController,PCI Expess,
USBController,PCIRegister,
MEM IO)、
MCH
RAM
BIOSROM
VGA
CPU
IC3200(EC/KBC)
IC1600(ICH)
IC1200(MCH)
IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
IC3001(BIOS ROM)
IC1200(VGA)
IC1050(CPU)
PCI initialization
F109
LAN initialization
ICH(PCIRegister)
EC/KBC(EC)
LAN Controller
IC1600(ICH)
IC3200(EC/KBC)
IC4000(LAN Controller)
CMOS initialization
F10A
setup of a setup item
ICH(CMOS)
EC/KBC(EC)
IC1600(ICH)
IC3200(EC/KBC)
PnP device initialization
F10B
PCI device initialization
PCIDevice IC1600(ICH)
IC2000(Card Controller)
PCI ExpressCard setup
F10C
HDD setup
ICH(PCIRegisterMEM I/O,
IDEController)
EC/KBC(EC)
HDD
IC1600(ICH)
IC3200(EC/KBC)
CN1900(HDD Conn.)
F10D
Memory access check
RAM IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
F10E
Memory data setup
RAM IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
F10F
NDP initialization
ICH(CMOS,PICController) IC1600(ICH)
TIMER initialization
F110
Initialization of EC and
battery access
ICH(PITController,CMOS,PCIRegister)
EC/KBC(EC,KBC)
PSC
Battery(E2PROM)
IC1600(ICH)
IC3200(EC/KBC)
IC8972(PSC)
CN8810(Battery Conn.)
F111
Display setup
EC/KBC(EC)
VGA
RAM
IC3200(EC/KBC)
IC1200(VGA)
IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)