JBL On Stage II Power Jack Replacement

Turn the device upside down so that the three rubber pads are facing up.

Use a heat gun (set to low) to apply heat to one of the rubber pads until you can easily remove the pad. This step takes around 5-7 minutes.

Remove the heated rubber pad with a plastic opening tool.

Repeat steps 2 and 3 for the two remaining rubber pads.

Remove the six 1cm T-10 torx screws on the bottom of the device (found under the rubber pads) using a T-10 Torx screwdriver.

Open the device along its seam.

Disconnect the ribbon cable connector from the top half of the device by pulling outward and parallel to the connecting pins.

Locate and disconnect the two molex connectors found on either side of the ribbon cable connector on the bottom half of the device.

Remove the three 1 cm T-10 Torx screws.

Carefully press out the white base tube and push up on the circuit board.

Pull the white wire out of the hot glue.

Unbolt the heatsink with a 5.5-mm socket and a Phillips PH1 screwdriver.

Remove the heat sink; it should detach from the bottom of the device.

Remove the T-10 torx screw on the bottom of the device that attaches the base tube to the circuit board.

Turn the device so that the base tube is on top.

Remove the base tube by pulling up.

May need to cut the rubber adhesive between the base tube to the circuit board.

Turn the device upside down.

Solder the back lead of the power jack until the solder melts.

Heat the lead until the solder melts.

Remove the solder with the desoldering pump.

Repeat step 13 for the other two leads

Remove the power jack.