Tests and Diagnostics   
3-22 [CONFIDENTIAL]  TECRA A11/S11/P11/Satellite Pro S500 Series Maintenance Manual (960-784) 
3.6  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, 64KB) on the System Board. 
Subtest 02  Fan ON/OFF 
This subtest turns on/off the fan motor by force with Fan ON/OFF commands. 
The following message will appear. 
Fan number select (1:FAN#1, 2:FAN#2, 0:FAN#1) ? 
To check the CPU fan, press 1 and Enter. 
To check the VGA fan, press 2 and Enter. 
To check both CPU fan and VGA fan, press 0 and Enter. 
The following message will appear.  
Fan test execute now ... (CPU:xxxxRpm / GPU:xxxxRpm) 
*** Test Fan Revolution 0000RPM start 
Make sure the specified fan does not rotate and the message of fan revolution 
is “0000Rpm”. Then press Enter. 
The following message will appear.  
*** Test Fan Revolution Low speed Start 
Make sure the fan rotates at low speed, then press Enter. 
The following message will appear.  
*** Test Fan Revolution High speed Start 
Make sure the fan rotates at high speed, then press Enter. 
After a while, the fan rotating will stop. 
 
Subtest 03  Geyserville