Toshiba 960-809 Manual Do Utilizador

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Tests and Diagnostics  
PORTEGE M780 Maintenance Manual (960-809) 
[CONFIDENTIAL] 
3-35 
3.14  Real Timer Test 
To execute the Real Timer Test, select 9 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 
Real time 
 
A new date and time can be input during this subtest. To execute the real time 
subtest, follow these steps: 
1.  Select subtest 01 and the following messages will appear: 
Current date : XX-XX-XXXX 
Current time : XX:XX:XX 
Enter new date: 
PRESS [ENTER] KEY TO EXIT TEST 
2.  If the current date is not correct, input the correct date at the “Enter new 
date” prompt and press Enter
3.  The following messages will appear: 
Current date : XX-XX-XXXX 
Current time : XX:XX:XX 
Enter new time: 
PRESS [ENTER] KEY TO EXIT TEST 
4.  If the current time is not correct, input the correct time in 24-hour format. 
To enter ":", press Shift + ;. The time is updated. 
To exit the test, press Enter.  
Subtest 02 
Backup memory 
This subtest checks the following backup memories:  
Writes 1-bit of “on” data (01h through 80h) to address 0Eh through 7Fh 
Writes 1-bit of “off” data (FEh through 7Fh) to address 0Eh through 7Fh 
Writes the data pattern AAh and 55h to the address 0Eh to 7Fh 
Then the subtest reads and compares this data with the original data.