Dell 1721 manual Back to Contents

NOTICE: The modem connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors for proper alignment.

1.Connect the modem cable to the new modem.

2.Align the screw holes on the modem with the screw holes on the system board and the base of the computer.

3.Press the modem into the connector on the system board.

4.Replace the two M2 x 3-mm screws and secure the modem to the system board and the base of the computer.

5.Replace the palm rest (see Replacing the Palm Rest).

6.Replace the internal card with Bluetooth wireless technology, if installed (see Replacing the Bluetooth Card).

7.Replace the display assembly (see Replacing the Display Assembly).

8.Replace the keyboard (see Replacing the Keyboard).

9.Replace the hinge cover (see Replacing the Hinge Cover).

10.Replace the hard drive (see Replacing a Hard Drive).

11.Replace the optical drive (see Replacing the Optical Drive).

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