2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-24 [CONFIDENTIAL] TECRA S3 Maintenance Manual (960-532)
Table 2-4 Printer port LED boot mode status (5/9)
LED Status Test item Contents
(06h) Battery discharging current control (1CmA).
Dividing procedures for time measuring by
IRT
Setting for clock generator
Check of CMOS default setting
Default is set, when there are Bad Battery
and Bad CheckSum (ROM, CMOS).
Control of excess of rated input power
AC adapter rated over current control
CPU Initialization
Micro code update
Judging of CPU type
Geyserville support check
Setting of CPU clock to “high"
07h Saving memory configuration to buffer
Reading of EC version
Update of flash ROM type
ACPI table initialization (for execution of
option ROM)
Initialization of devices which need
initialization before PCI bus initialization Setting of IDE device operation mode
Setting of AC’97/Azalia operation mode
Initialization of temperature control
information
KBC initialization
VGA display off, Reset control
Control of built-in LAN permission/
prohibition
PCI Express initialization
Sound initialization
PC multi-box status acquisition (For models
supporting Select Bay)
HC initialization and Device recognition
PIC initialization
PIC test
Password Initialization