Toshiba PORTEGE M780 Maintenance Manual page 70

Troubleshooting Procedures
System BIOS IRT processing
Debug Code
F100
F101
F102
F103
F104
F105
F106
F107
F108
F109
F10A
F10B
F10C
F10D
F10E
F10F
F110
F111
F112
F113
F114
F115
F116
2-28
Downloaded from LpManual.com Manuals
Table 2-4 Debug port error status (2/2)
BIOS processing outline
IRT section start
Creation of SETUP
information
PCI Express initialization
PCH Express initialization
SMRAM Express
initialization
End of SMRAM
initialization
EC Evart initialization
USB Legacy initialization
Device Lock main
processing start
Device Lock device
processing start
End of Device Lock main
processing
Thermal control
initialization
Digital thermal sensor
initialization
End for IRT of a module
load
Memory test start
End of a memory test
VGA initialization start
VGA initialization end
Interrupt vector initialization
VGA, LAN initialization
end of option ROM
execution
Determination of a boot devi
ce
SC initialization start
[CONFIDENTIAL]
Target Device
CPU
BIOSROM
RAM
PCH
PCH
PCH
RAM
PCH
RAM
EC
PCH
RAM
RAM
RAM
RAM
CPU
RAM
RAM
RAM
VGA
RAM
VGA
LAN
BIOSROM
RAM
RAM
RAM
EC
PORTEGE M780 Maintenance Manual (960-809)
IC No.
IS1050 (CPU Socket)
IC3000/IC3002 (BIOS ROM)
CN1400, CN1410 (RAM
Conn.)
IC1600 (PCH)
IC1600 (PCH)
IC1600 (PCH)
CN1400, CN1410 (RAM
Conn.)
IS1050 (CPU Socket),
CN1400, CN1410 (RAM
Conn.)
IC3200 (EC/KBC)
IC1600 (PCH)
CN1400, CN1410 (RAM
Conn.)
CN1400, CN1410 (RAM
Conn.)
CN1400, CN1410 (RAM
Conn.)
CN1400, CN1410 (RAM
Conn.)
IS1050 (CPU Socket)
CN1400, CN1410 (RAM
Conn.)
CN1400, CN1410 (RAM
Conn.)
CN1400, CN1410 (RAM
Conn.)
IC1050 (VGA)
CN1400, CN1410 (RAM
Conn.)
CN1400, CN1410 (RAM
Conn.)
IC1050 (VGA),
IC4000/IC4100 (LAN
Controller),
IC3000/IC3002 (BIOS
ROM), CN1400, CN1410
(RAM Conn.)
CN1400, CN1410 (RAM
Conn.)
CN1400, CN1410 (RAM
Conn.)
IC3200 (EC/KBC)