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2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-26 [CONFIDENTIAL] PORTEGE A600 Maintenance Manual (960-710)
Table 2-7 Debug port error status (4/8)
BIOS ROM check
Display setup
Display setup
F112
Display setup
EC/KBC(EC)
VGA
MCH(MEM I/O)
RAM
IC3200(EC/KBC)
IC1200(VGA,MCH)
IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
F113 Display check
ICH(CMOS) IC1600(ICH)
Display setup
F114
BIOS Boot logo display
ICH(CMOS)
VGA
IC1600(ICH)
IC1200(VGA)
CMOS reading
F115
Memory check
ICH(CMOS)
RAM
IC1600(ICH)
IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
F116 CPU error checking
CPU
RAM
IC1050(CPU)
IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
Memory check
F117
Memory initialization
ICH(CMOS)
RAM
IC1600(ICH)
IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
F118 Exception check error (it does not HALT)
CPU IC1050(CPU)
F119 setup of ICH (DMAC)
ICH(DMAC) IC1600(ICH)
F11A setup of ICH (DMAC)
ICH(DMAC) IC1600(ICH)
F11B setup of ICH (DMAC)
ICH(DMAC) IC1600(ICH)
F11E Display setup
VGA IC1200(VGA)
F11F Password processing
EC/KBC(EC)
VGA
ICH(USB Controller) RAM
IC3200(EC/KBC)
IC1200(VGA)
IC1600(ICH)
IC1420,1421,1430,1431(RAM)
IC1440,1441,1450,1451(RAM)
CN1410(RAM Conn.)
setup of RAM data
LAN initialization
F120
LAN setup
LAN Controller
MCH(PCI Register)
VGA
CPU
BIOSROM
IC4000(LAN Controller)
IC1200(MCH,VGA)
IC1050(CPU)
IC3001(BIOS ROM)