Introduction
If you suspect one or more of the speakers in your Dell AC511 soundbar has stopped working, you may need to replace them.
Tools
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Use a Jimmy to peel off the screen stuck to the front of the speaker.
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Start from any corner and use the Jimmy to get under the screen. Once one side lifts up, you can use your fingers to peel the rest off.
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Lift the front panel off of the rest of the device.
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Remove the 4 mm screws from the speakers using a JIS #1 screwdriver.
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Remove the front panel from the device.
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Follow the three wires connected to the speaker to find where they connect to the circuit board.
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Use tweezers to gently rock the end of the wires back and forth until they disconnect from the board.
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To reassemble your device, follow these instructions in reverse order.