2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-24 [CONFIDENTIAL] QOSMIO G50 Maintenance Manual (960-683)
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 and CECC
Display setup
BIOS processing reading 3
setup of built-in LAN
PCI Express initialization
Initialization of a sound
setup of ICH
F108
setup of ICH (PIC)
EC/KBC(EC,KBC)
CEC controller
ICH(CMOS,PIC
controller, IDE
controller, Sound
controller ,Mode
controller, PCI Expess,
USB controller PCI
register ,MEM IO)
MCH
RAM
BIOSROM
VGA
CPU
IC1000 (CLKGEN)
IS1050 (CPU Socket)
IC1200 (MCH, VGA)
CN1400 (RAM Conn.)
CN1410 (RAM Conn.)
IC1600 (ICH)
IC3001 (BIOS ROM)
IC3200 (EC/KBC)
IC3500 (CECC)
PCI initialization
F109
LAN initialization
ICH(PCI register)
EC/KBC(EC)
LAN controller
IC1600 (ICH, LAN)
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 PCI device IC2000 (CARD Cont.)
PCI ExpressCard setup
F10C
HDD setup
ICH(PCI registerMEM
I/O,IDE controller)
EC/KBC(EC)HDD
IC1600 (ICH, HDD Cont.)
CN1900 (HDD Conn.)
CN1920 (HDD Conn.)
IC3200 (EC/KBC)
F10D Memory access check RAM CN1400 (RAM Conn.)
CN1410 (RAM Conn.)
F10E Memory data setup RAM CN1400 (RAM Conn.)
CN1410 (RAM Conn.)
F10F NDP initialization ICH(CMOS,PIC
controller) IC1600 (ICH)
TIMER initialization
F110 Initialization of EC and
battery access
ICH(PIT controller,
CMOS,PCI register )
EC/KBC(EC,KBC)
PSC
battery(E2PROM)
IC1600 (ICH)
IC3200 (EC/KBC)
IC8972 (PSC)
CN8810 (1st Battery Conn.)
F111 Display setup EC/KBC(EC)
VGA
RAM
IC1200 (VGA)
IC5000 (VGA)
CN1400 (RAM Conn.)
CN1410 (RAM Conn.)
IC3200 (EC/KBC)
BIOS ROM check
Display setup
Display setup
F112
Display setup
EC/KBC(EC)
VGA
MCH(MEM I/O)
RAM
IC1200 (MCH, VGA)
IC5000 (VGA)
CN1400 (RAM Conn.)
CN1410 (RAM Conn.)
IC3200 (EC/KBC)