Connector Check And Replacement Check - Toshiba QOSMIO G50 Maintenance Manual

2.7 Keyboard Troubleshooting
Procedure 2
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
Check 2
Check 3
QOSMIO G50 Maintenance Manual (960-683)
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Connector Check and Replacement Check

Make sure keyboard cable is firmly connected to system board.
If the connection is loose, reconnect firmly and repeat Procedure 1. If the problem
still occurs, go to 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.
System board may be faulty. Replace it with a new one following the instructions
in Chapter 4, Replacement Procedures.
2 Troubleshooting Procedures
[CONFIDENTIAL] 2-41