Phone · Apple · iPhone 4
Apple iPhone 4 Speaker Repair
Speaker Repair guide for the Apple iPhone 4
Before you begin
Tools
- Phillips #00 precision screwdriver
- Pentalobe P2 screwdriver
- Plastic spudger
- Tweezers
- Anti-static wrist strap
- Clean workspace mat
Parts / materials
- Replacement iPhone 4 loudspeaker assembly
- Isopropyl alcohol (99%)
- Lint-free microfiber cloth
Safety
- Disconnect the battery before handling internal components to prevent electrical shorts.
- Wear an anti-static wrist strap to avoid ESD damage to sensitive logic board parts.
- Work in a clean, dry area away from liquids and extreme heat.
Overview
Step-by-step
- 1
Power off the iPhone
1 minPress and hold the top power button, then slide the screen toggle to power down the device completely.
- 2
Remove bottom dock screws
2 minUse a Phillips #00 or Pentalobe driver to remove the two 3.6 mm screws flanking the dock connector.
- 3
Slide the rear glass panel
1 minPush the rear panel upward with both thumbs until it slides up about 2 mm.
- 4
Lift off the rear panel
1 minGently lift the rear glass panel away from the iPhone frame and set it aside.
- 5
Remove the battery screw
2 minLocate the single 2.5 mm Phillips screw securing the battery connector pressure contact and remove it.
- 6
Disconnect the battery cable
1 minInsert the flat end of a spudger beneath the battery connector and gently pry it upward off the logic board.
- 7
Remove the grounding clip
1 minUse tweezers to lift and remove the small metal grounding clip located on the battery connector.
- 8
Unscrew lower left speaker mount
2 minRemove the single 2.4 mm Phillips screw holding the left edge of the loudspeaker module.
- 9
Unscrew lower right speaker mount
2 minRemove the single 2.4 mm Phillips screw holding the right edge of the loudspeaker assembly.
- 10
Disconnect cellular antenna clip
2 minUse a spudger to carefully unclip the mini coaxial cellular antenna cable from the speaker assembly.
- 11
Remove the old loudspeaker assembly
2 minPry the loudspeaker module upward and lift it out from the bottom of the chassis.
- 12
Set the replacement loudspeaker
2 minPosition the new loudspeaker assembly into the bottom cavity of the iPhone housing.
- 13
Reconnect the cellular antenna cable
2 minSnap the mini coaxial antenna connector onto its mating clip on the new speaker module using tweezers.
- 14
Fasten the loudspeaker mounting screws
2 minReinstall the two 2.4 mm Phillips screws to secure both sides of the speaker module.
- 15
Replace the metal grounding clip
1 minSet the small metal grounding clip back onto the battery connector pad using tweezers.
- 16
Reconnect the battery terminal
1 minAlign the battery connector with its socket and press firmly until it snaps into place.
- 17
Secure the battery connector screw
1 minReinstall the single 2.5 mm Phillips screw to secure the battery connector.
- 18
Attach the rear glass panel
2 minPlace the rear panel onto the back frame leaving a slight gap at the top, then slide it downward until flush.
- 19
Reinstall bottom frame screws
2 minInsert and tighten the two bottom screws next to the dock connector using your driver.
After your Apple iPhone 4 speaker repair
Power the iPhone 4 back on and test the speaker 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 iPhone 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 iPhone 4 repair context in the encyclopedia, or open related DIY guides.
