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2.4 System Board Troubleshooting 2 Troubleshooting Procedures
Table 2-3 Printer port LED boot mode status (5/8)
LED Status Test item Contents
06h
Saving memory configuration to buffer
Reading of EC version
Update of flash ROM type
Judging of destination (Japan or except Japan)
based on DMI data
CMOS default setting check (Default set if Bad
battery, Bad checksum (ROM, CMOS) is
detected)
ACPI table initialization (for execution of option
ROM)
Initialization of devices which need initialization
before PCI bus initialization
AC’97 control
Initialization of temperature control information
KBC initialization
VGA display off, Reset control
Sound initialization
PC multi-box status acquisition
HC initialization, USB Device recognition and
initialization
Control of built-in LAN permission/prohibition
PIC initialization
PIC test
Password Initialization
07h PCI bus initialization (connection of DS Bus)
Initialization of LAN information
WakeUp factor check
08h
Task generation for waiting INIT_PCI
completion
CMOS data initialization (2)
PnP initialization
Setting of setup items
Waiting for the completion of Multi-box status
check
H/W setting based on PnP resource
Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445) 2-25