CAT S22 Flip Charging Port Replacement

Unscrew the large screw on the back of the phone using a flathead screwdriver or coin.

Use a spudger to pry up the back plate.

There is a slot to insert a spudger at the bottom of the battery.

Use a spudger to lift the battery out of the phone.

Remove the six 3.8 mm-long screws from the back frame using a J00 screwdriver.

Remove the two 3.8 mm-long screws with rubber washers using a J00 screwdriver.

Remove the four 2.4 mm-long screws from the back frame using the J00 screwdriver.

Use the spudger to remove the back phone frame from the main frame.

Use the flat end of a spudger to pry up and disconnect all four motherboard press connectors.

Repeat on the other 3 small ribbon cables.

Placing the Spudger at one end of the metallic connector of the daughterboard ribbon, apply a light upward pressure. The connector should slightly loosen from the motherboard, but not completely disconnect.

Move the spudger across the bottom of the connector, apply a rhythmic upward force as you go. The ribbon cable should disconnect.

If the daughterboard ribbon cable does not disconnect, repeat the previous instruction until it does. Do not apply too much upward force or use the motherboard as leverage even if the ribbon cable doesn’t disconnect.

Dislodge the red seal from the channel. It should be connected to the daughterboard ribbon cable.

Lift up the daughterboard ribbon cable and the red seal out of the way from the motherboard.

Lift up the remaining 4 ribbon cables.

Unscrew the four motherboard screws from the phone using a J00 screwdriver.

Locate the black lip of the phone frame. Use the spudger to move the motherboard away from the frame lip.

Then use the spudger to gently pry up the motherboard.

Use a J00 JIS screwdriver to unscrew the two 2.4 mm-long screws that secure the charging port.

Use the spudger to push the charging port out of the phone’s outer frame.