2 Troubleshooting Procedures 2.6 2.5” HDD Troubleshooting
Procedure 5 Connector Check and Replacement Check
HDD(s) is/are connected to the connector(s) on the system board. The connection of HDD(s)
and board may be defective. Otherwise, they may be faulty. Disassemble the computer
following instructions in Chapter 4, Replacement Procedures and perform the following
checks.
Check 1 Make sure HDD(s) is/are firmly connected to the connector(s) on the system
board.
<System board>
1st HDD
CN1850
CN1860
2nd HDD
22-pin
22-pin
If any of the connections are loose, reconnect firmly and repeat Procedure 1. If the
problem still occurs, go to Check 2.
Check 2 (One of) HDD(s) may be faulty. Replace it with a new one following the
instructions in Chapter 4, Replacement Procedures and check the operation. 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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