Installing The Speakers; Removing The Power Supply - Dell Precision T1650 Owner's Manual

3. Disconnect the speaker cable from the system board and release the cable from the chassis clip.
4. Press down the speaker-securing tab and slide the speaker upwards to remove it.

Installing the Speakers

1. Secure the speaker, by sliding it into the slot.
2. Thread the cable into the chassis clip and connect the speaker cable to the system board.
3. Replace the cover.
4. Follow the procedures in

Removing the Power Supply

1. Follow the procedures in
2. Remove the cover.
3. Disconnect and release and the cables from the optical drive(s).
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After Working Inside Your Computer .
Before Working Inside Your Computer .