Toshiba PSA10C-035WM Maintenance Manual page 85

2 Troubleshooting Procedures
Table 2-5 Printer port LED resume mode error status (1/4)
LED Status
00h Refer to IRT printer LED error status.
01h Refer to IRT printer LED error status.
02h Refer to IRT printer LED error status.
03h Refer to IRT printer LED error status.
Clears flag for SMI control.
Renewal of Resume counter
1F Checks the WakeUp factors.
Rewriting of SMRAM BASE
20h
Initializing devices necessary for
initialization before initializing
PCI bus (1)
Recovery of PIC register
Initialization of devices necessary for
initialization before initializing
PCI bus (2)
Initializing of HC , recognizing of USB devices connection and initializing the USB devices
2-34
Test item
Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445)
2.4 System Board Troubleshooting
Contents
Initializing of PIT
Initializing of PIT channel 0 (Sets the interval of
timer interruption to 55ms)
Initializing of PIT channel 2 (Sets the sound
generator frequency to 664Hz)
Measuring CPU clock
Permission of SMI other than auto-off function
Control of battery discharging current (1CmA)
Dividing for measuring of IRT time
Setting to clock generator
Check of parameter block A
Initializing of CP
Updating P6 micro-code
Check of supporting Geyserville
Sets the CPU clock to High.
Setting of Graphics Aperture Size
AC'97 control
Initializing of temperature control information
Initializing of KBC
VGA display-off and Reset control, Starts VGA
recovery.
Initializing of sound
Acquires the multi-box status.