Toshiba A1 Manual Do Utilizador

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3.4  System Test 
3 Tests and Diagnostics 
3.4 System 
Test 
To execute the System Test, select 
1
 from the DIAGNOSTIC TEST MENU, press 
Enter
 
and follow the directions on the screen.  Move the highlight bar to the subtest you want to 
execute and press 
Enter
Subtest 01 
ROM Checksum 
This subtest executes a checksum test of the BIOS ROM (range: F0000h to 
FFFFFh) on the System Board. 
Subtest 02 
Geyserville 
This subtest confirms the CPU clock can be changed. When the CPU of the 
computer is Celeron, the following message appears: 
*** This chip is not supported. *** 
Subtest 04 
Fan On/Off 
This subtest turns on/off the fan motor by force with Fan ON/OFF commands. 
The following message will appear. Make sure the fan does not rotate and 
press 
Enter.
 
*** Test Fan Revolution 0000RPM Start 
The following message will appear. Make sure the fan rotates at low speed 
and press 
Enter.
 
*** Test Fan Revolution Low speed Start 
The following message will appear. Make sure the fan rotates at high speed 
and press 
Enter.
 
*** Test Fan Revolution High speed Start 
Subtest 05 
Thermister Check 
This subtest reads the status (normal/open/short) of the [Thermister connect 
check] of the PS micon. When it is not normal, an error message is displayed. 
When it is normal, the display returns to the main menu. 
Subtest 06 
Quick charge 
This subtest checks the status for the quick charge. 
Satellite A10/TECRA A10/Satellite Pro A10  Maintenance Manual (960-445) 
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