Toshiba M750 Laptop User Manual


 
2 Troubleshooting Procedures
2-26 [CONFIDENTIAL] PORTEGE M700/M750 Maintenance Manual (960-661)
Table 2-5 Debug port error status (6/6)
D port
status
Inspection items Target device IC number
F125 setup of HDD
HDD, ICH(IDE
Controller)
IC1600 (ICH, HDD Cont.)
CN1900 (HDD Conn.)
F126 setup of a display VGA IC1200 (VGA)
F127 setup of RAM data RAM
CN1400, CN1410 (RAM
Conn.)
FFFF
setup of RAM data,
setup of CPU and MCH,
setup of CPU,
setup of KBC
MCH(PCI Register)
CPU, RAM,
EC/KBC(KBC)
IS1050 (CPU Socket)
IC1200 (MCH)
CN1400, CN1410 (RAM
Conn.)
IC3200 (EC/KBC)
D port
status
Inspection items Target device IC number
AMT processing
In the case of an AMT
model
F148
power supply OFF setup
from ME
MCH(ME), ICH(MEM
I/O), BIOS ROM
IC1200(MCH),
IC1600(ICH),
IC3001, IC3002 (BIOS
ROM)
In the case of an AMT
model
F149
Restart processing from
ME
MCH(ME), BIOS ROM
IC1200(MCH),
IC3001, IC3002 (BIOS
ROM)
In the case of an AMT
model
F14A
power supply OFF setup
at the time of an initial
automatic start
MCH(ME), ICH(MEM
I/O), BIOS ROM
IC1200(MCH),
IC1600(ICH),
IC3001, IC3002 (BIOS
ROM)
In the case of an AMT
model
F14B
ME communication error
(when transmitting)
MCH(ME) BIOS ROM
IC1200(MCH),
IC3001, IC3002 (BIOS
ROM)
F14C
In the case of an AMT
model
ME communication error
(when receiving)
MCH(ME), BIOS ROM
IC1200(MCH),
IC3001, IC3002 (BIOS
ROM)