Toshiba 960-809 Manual Do Utilizador

Página de 484
   
  Troubleshooting Procedures  
2.9  Display Troubleshooting 
This section describes how to determine if the computer’s display is functioning properly. 
Start with Procedure 1 and continue with the other procedures as instructed. 
Procedure 1:  Diagnostic Test Program Execution Check 
Procedure 2:  Connector Check and Cable Check 
Procedure 3:  Replacement Check 
Procedure 1 
Diagnostic Test Program Execution Check 
The Display Test program is stored on the computer’s Diagnostics disk. This program checks 
the display controller on the system board. Insert the Diagnostics disk in the computer’s 
floppy disk drive, turn on the computer and run the test. Refer to Chapter 3, Tests and 
Diagnostics
 for details. If an error is detected, go to Procedure 2. 
Procedure 2 
Connector Check and Cable Check 
Check 1  Make sure the LCD cable is securely connected to CN5601 on the system board. 
 
If the connection is loose, reconnect firmly and restart the computer. If there is still an error, 
go to Procedure 3. 
PORTEGE M780 Maintenance Manual (960-809) 
 [CONFIDENTIAL] 
2-43