Tablet · Apple · iPad 4
Apple iPad 4 Apple Pencil Port Repair
Apple Pencil Port Repair guide for the Apple iPad 4
Before you begin
Tools
- Heat gun or hair dryer
- Suction cups
- Guitar picks for prying
- Plastic prying tools
- Precision screwdriver set
- Anti-static wrist strap
- Soldering iron
Parts / materials
- Replacement iPad 4 Lightning port flex cable
- Pre-cut screen adhesive strips
- Rosin core solder
- Isopropyl alcohol
Safety
- Wear safety glasses while using the heat gun and soldering iron.
- Work in a well-ventilated area to avoid breathing in solder fumes.
- Isolate the battery connection before touching board component connections.
Overview
Step-by-step
- 1
Heat Front Glass Edges
3 minApply a heat gun or hairdryer around the outer glass border for two minutes to soften the perimeter adhesive.
- 2
Attach Suction Cup
2 minPlace a suction cup on the lower left portion of the glass and pull upward to create a slight gap.
- 3
Insert Plastic Pick
2 minSlide an opening pick into the gap under the glass frame to separate the adhesive layer.
- 4
Slice Perimeter Adhesive
5 minMove plastic opening picks along all edges, being careful around the bottom-right side near the Wi-Fi antenna.
- 5
Open Digitizer Glass
2 minGently swing the front glass open to the left side like a book cover.
- 6
Remove LCD Corner Screws
3 minUnscrew the four Phillips screws located at each corner of the inner LCD frame.
- 7
Pry Up LCD Display
2 minInsert a plastic prying tool at the top edge of the LCD and carefully lift it out of the rear casing.
- 8
Disconnect Battery Connector
3 minRemove the screw securing the logic board battery contact and insert a plastic pick underneath to isolate power.
- 9
Remove Cable Shield Cover
3 minUnscrew the metal shield protecting the display connectors on the logic board.
- 10
Disconnect Display Cables
3 minUse a plastic spudger to pop the LCD and digitizer flex cable connectors straight up from the board.
- 11
Set Aside Display Assemblies
1 minLift the LCD and digitizer glass clear of the aluminum frame and store them on a clean workspace mat.
- 12
Remove Lightning Port Screws
2 minUnscrew the two Phillips screws securing the Lightning charging port to the bottom casing.
- 13
Warm Port Flex Cable
2 minApply light heat to the lower interior frame to soften adhesive holding the Lightning port flex cable down.
- 14
Desolder Dock Connection Pads
10 minUse a fine-tip soldering iron to heat and detach the Lightning port cable solder pads from the logic board.
- 15
Position Replacement Port Assembly
4 minAlign the new Lightning port bracket into the lower frame and line up its flex cable over the board pads.
- 16
Solder New Flex Cable
8 minSolder each pad on the replacement Lightning port flex cable securely onto the logic board.
- 17
Reinstall Port Screws
2 minDrive the two retaining screws back into the Lightning port bracket to secure it to the chassis.
- 18
Reconnect Display Assemblies and Test
5 minPlug in the digitizer and LCD cables, remove the battery isolator, and test charging before applying fresh adhesive.
After your Apple iPad 4 apple pencil port repair
Power the iPad 4 back on and test the apple pencil port repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Apple iPad 4 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Apple iPad 4 repair context in the encyclopedia, or open related DIY guides.
