Toshiba PRO L645 Manual Do Utilizador

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Chapter 2 Troubleshooting Procedures  
 
Procedure 2 
Connector and Replacement Check 
The connection of cable and board may be defective. Otherwise, they may be faulty. 
Disassemble the computer following the steps described in Chapter 4, Replacement 
Procedures
, and perform the following checks: 
Check 1 
stem board. 
 
 
If the connection is loose, reconnect firmly and repeat Procedure 1. If the problem 
still occurs, go to Check 2. 
Check 2 
Keyboard may be faulty. Replace it with a new one following the instructions in 
Chapter 4, Replacement Procedures. If the problem still occurs, perform Check 3. 
Check 3 
System board may be faulty. Replace it with a new one following the instructions 
in Chapter 4, Replacement Procedures
 
Make sure keyboard cable is firmly connected to sy
Key Board 
CN1 
System Board 
Satellite L600/L640/L645, Satellite Pro L600/Pro L640/Pro L645 Maintenance Manual (960-Q08)