HP nx6310 - Notebook PC Maintenance And Service Manual page 168

Removal and Replacement Procedures
2. Remove the two HM5.0×9.0 screw locks 1 on each side
of the serial connector.
3. Lift the serial connector module and cable 2 out of the
base enclosure.
4. Disconnect the serial connector module cable 3 from
the system board.
Removing the Serial Connector Module
Reverse the above procedures to install the serial connector
module.
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