Introduction
The passive radiators help the speaker improve its bass and are part of the cover that allows the speaker to be waterproof. Removing the passive radiator is one of the first steps in opening up the JBL Charge 3. You can uncover the insides of the speakers through the sides.
What you need
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Remove the two 8mm Phillips #1 screws from the tabs.
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NOTE: There may be only one screw.
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Twist and pull open the passive radiator. The left radiator twists off counterclockwise; the right clockwise.
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Repeat all previous steps for the other passive radiator.
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NOTE: only the right radiator needs to be removed for changing the battery.
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