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Chassis Speaker
Dell™OptiPlex™SX280User'sGuide
Your computer may ship with an optional chassis speaker. If you need to replace this speaker or install a new speaker, perform the following steps:
1. Follow the procedures in "Before You Begin."
2. If you are installing a new speaker, skip to step4.
3. If you are replacing the speaker:
a. Disconnect the speaker cable from the system board.
b. Press on the tab and slide the speaker out of the slot and remove the speaker and its attached cable from the computer.
4. Insert the chassis speaker into the slot and then slide the speaker until the speaker is secured.