Dell OptiPlex 790 (Early 2011) - Manual (Page 23)

8
Speaker
Removing the Internal Speaker
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the cover .
3. Remove the front bezel .
4. Remove the drive cage .
5. Disconnect the speaker cable from the system board.
6. Pull out the speaker cable from beneath the system fan cable and wireless
local Area network (WLAN) antennae (if installed).
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