Tablet · Apple · iPad 4
Apple iPad 4 Battery Replacement
Battery Replacement guide for the Apple iPad 4
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup
- Guitar picks for prying
- Phillips #00 precision screwdriver
- Plastic spudger
- Plastic opening cards
- Tweezers
Parts / materials
- Replacement iPad 4 battery
- Pre-cut battery adhesive strips
- Pre-cut digitizer adhesive strips
- Isopropyl alcohol (90%+ concentration)
Safety
- Wear safety glasses to protect your eyes from potentially shattered glass edge pieces.
- Do not puncture or bend the lithium-ion battery cells with sharp metal tools.
- Ensure adequate ventilation when applying isopropyl alcohol.
Overview
Step-by-step
- 1
Heat the front display edges
3 minApply heat around the perimeter of the front panel for two minutes using a heat gun to soften the adhesive.
- 2
Attach a suction cup
2 minPlace a suction cup on the lower center of the glass screen just above the Home button.
- 3
Insert an opening pick
2 minPull up on the suction cup to create a small gap and slide a plastic opening pick under the glass.
- 4
Slice the right edge adhesive
3 minSlide the opening pick along the right edge of the frame to cut through the front panel tape.
- 5
Slice the top edge adhesive
3 minMove the pick around the top corner and across the top edge, taking care near the front camera.
- 6
Slice the left edge adhesive
3 minSlide the pick along the left edge, stopping before the lower-left corner to avoid damaging the digitizer ribbon cable.
- 7
Open the glass panel
2 minGently lift the top edge of the front glass like a book cover and hinge it toward the left side of the iPad.
- 8
Uncover the LCD corner screws
2 minUse tweezers to peel back the small pieces of black tape covering the four corner screws on the LCD frame.
- 9
Remove the LCD screws
3 minUnscrew the four Phillips #00 screws securing the LCD display to the aluminum enclosure.
- 10
Lift the LCD panel
2 minCarefully pry the top edge of the LCD up and fold the panel over towards the Home button side.
- 11
Disconnect the battery contact
2 minRemove the single Phillips #00 screw securing the logic board battery contact and insert a plastic blocker card beneath it.
- 12
Remove the display cable shield
3 minRemove the five Phillips #00 screws holding the metal display cable shield and lift the shield off the board.
- 13
Disconnect the digitizer cable
2 minUse a plastic spudger to pop the digitizer cable connector straight up off its socket.
- 14
Disconnect the display cable
2 minPry the LCD ribbon cable connector up from the logic board to free the panel.
- 15
Remove the glass and LCD assemblies
2 minLift both the front glass and LCD panels completely off the rear enclosure and place them on a clean surface.
- 16
Softener the battery adhesive
4 minApply heat to the outer back side of the iPad enclosure for three minutes to weaken the strong battery adhesive.
- 17
Apply isopropyl alcohol
2 minDrip high-concentration isopropyl alcohol along the top and outer edges of the battery cells.
- 18
Pry up the right battery cell
4 minInsert a wide plastic opening card under the right battery cell and pry upward slowly until it separates.
- 19
Pry up the left battery cell
4 minWork the plastic card under the left battery cell, using steady pressure to release the adhesive completely.
- 20
Remove the old battery
2 minLift the entire battery out of the rear casing and remove it from the device.
- 21
Clean the casing interior
3 minWipe away residual adhesive and battery gel from the interior aluminum housing using alcohol and a lint-free rag.
- 22
Apply new battery adhesive
3 minAttach pre-cut adhesive strips to the back surface of the replacement battery.
- 23
Install the new battery
3 minPosition the new battery in the casing, align the board connection terminal properly, and press down firmly.
After your Apple iPad 4 battery replacement
Power the iPad 4 back on and test the battery replacement 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.

