Removal and replacement procedures

Remove the modem module:

1.Remove the two Phillips PM2.0×4.0 screws 1 that secure the modem module to the system board.

2.Lift the modem module 2 away from the system board to disconnect it.

3.Disconnect the modem module cable 3 from the modem module.

4. Remove the modem module.

Reverse this procedure to install the modem module.

Maintenance and Service Guide

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HP 4311S manual Removal and replacement procedures