Phone · LG · G7 One
LG G7 One Speaker Repair
Speaker Repair guide for the LG G7 One
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Precision screwdriver set (Phillips #000, #00)
- Spudger tool
- Tweezers
Parts / materials
- Replacement LG G7 One loudspeaker
- Pre-cut rear cover adhesive tape
- Isopropyl alcohol (90%+)
- Cotton swabs
Safety
- Wear safety glasses to protect against potential glass fragments if the back panel is cracked.
- Ensure the phone remains fully powered off throughout the disassembly process to prevent electrical shorts.
Overview
Step-by-step
- 1
Power off the device
1 minPress and hold the power button, then tap Power Off to turn off the LG G7 One completely.
- 2
Heat the rear glass
2 minUse a heat gun or hair dryer on low setting to heat the edges of the back cover for two minutes to soften the adhesive.
- 3
Apply a suction cup
2 minPlace a suction cup near the bottom edge of the back cover and pull upward gently to create a gap.
- 4
Insert a plastic prying tool
2 minSlide a plastic prying pick into the gap between the glass back and the frame to slice the adhesive seal.
- 5
Slice side panel adhesive
3 minCarefully slide the opening pick around all perimeter edges of the rear panel to release the remaining glue.
- 6
Remove the rear glass panel
2 minGently lift the rear glass off the frame and place it safely on your clean workspace mat.
- 7
Unscrew the loudspeaker module
3 minUse a Phillips #000 screwdriver to remove the five screws securing the bottom loudspeaker assembly.
- 8
Pry up the loudspeaker assembly
2 minInsert the flat end of a spudger under the edge of the loudspeaker enclosure and pop it out of the chassis.
- 9
Clean the spring contacts
2 minGently wipe the gold spring contact pads on the lower daughterboard with a cotton swab dampened with isopropyl alcohol.
- 10
Position the new loudspeaker
2 minAlign the replacement loudspeaker module with the bottom recess of the phone and press it flush into position.
- 11
Secure the loudspeaker screws
3 minReinstall and tighten the five Phillips #000 screws to anchor the loudspeaker housing to the frame.
- 12
Clean residual adhesive
4 minUse tweezers and isopropyl alcohol to peel away old adhesive strips from the metal frame perimeter.
- 13
Apply new adhesive strips
3 minPlace custom pre-cut rear cover adhesive tape along the frame edge and peel off the protective backing.
- 14
Reattach the rear glass cover
2 minAlign the back glass over the frame and press firmly around all edges for 30 seconds to lock the seal.
After your LG G7 One speaker repair
Power the G7 One 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 LG G7 One job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more LG G7 One repair context in the encyclopedia, or open related DIY guides.
