Toshiba PORTEGE M300 Maintenance Manual page 76

2.4 System Board Troubleshooting
D port status
(F107h) ACPI table initialization
Initialization of devices which need
initialization before PCI bus initialization
Initialization of temperature control
information
Set to clock generator
PC multi-box status acquisition
HC initialization & Device recognition
VGA display off & Reset control
AC'97 control
KBC initialization
Sound initialization
PIC initialization
PIC test
Password Initialization
F108h HDD initialization sequence start
PCI bus initialization
WakeUp factor check
F109h Task generation for waiting INIT_PCI
completion
CMOS data initialization (2)
Serial interrupt control
Serial interrupt control
Initialization of PC card slot
PCI automatic configuration
F10Bh Task generation for waiting
PCI_CONFIGURATION completion
Initialization of H/W needed after PCI
configuration
Output code generation
2-26
Table 2-4 Debug port error status (5/7)
Inspection items
2 Troubleshooting Procedures
Details
(for execution of option ROM)
Setting power-off Enable
Clear of WakeUp factor
CPU speed control
Panel open/close control
(Before serial interrupt)
Making of work for automatic
configuration
Configuration
Saving of VGA configuration result
Set of permission/prohibition of
IEEE1394
PORTEGE M300 Maintenance Manual (960-504)