2 Troubleshooting Procedures 2.7 Keyboard Troubleshooting
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 Make sure keyboard cable is firmly connected to system board.
Keyboard
CN3200
<System board>
34-pin
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.
QOSMIO G20 Maintenance Manual (960-511) [CONFIDENTIAL]
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