Phone · Motorola · Moto G Power 2021
Motorola Moto G Power 2021 Logic Board Repair
Logic Board Repair guide for the Motorola Moto G Power 2021
Before you begin
Tools
- Precision screwdriver set (Phillips #00)
- Heat gun or hair dryer
- Plastic prying tools
- Spudger tool
- Suction cup tool
- Tweezers
- Anti-static wrist strap
Parts / materials
- Replacement Moto G Power 2021 logic board
- Pre-cut rear cover adhesive strips
- Isopropyl alcohol (99%)
Safety
- Wear an anti-static wrist strap to protect sensitive microelectronics from electrostatic discharge.
- Discharge the phone battery below 25% prior to disassembly to minimize thermal runaway risks if punctured.
- Wear protective eyewear while heating and prying plastic panels.
Overview
Step-by-step
- 1
Power off and remove SIM tray
2 minTurn off the phone completely, then insert a SIM eject tool into the tray hole on the left edge to pop out the SIM tray.
- 2
Heat the rear cover perimeter
3 minApply a heat gun or hair dryer around the edges of the back cover for two minutes to soften the internal adhesive.
- 3
Slice through the back cover adhesive
5 minAttach a suction cup near the bottom edge, pull gently to create a gap, and insert an opening pick to slice through the adhesive.
- 4
Remove the rear cover
3 minSlide the pick around all four edges to release the clips, then lift the back cover off the chassis.
- 5
Unscrew the top motherboard bracket
4 minUse a Phillips #00 screwdriver to remove the screws securing the upper plastic motherboard frame.
- 6
Pry off the motherboard bracket
2 minInsert a flat plastic spudger under the plastic bracket edge and lift it clear of the frame.
- 7
Disconnect the battery flex cable
2 minPry the battery press connector directly straight up from its socket on the motherboard to cut power.
- 8
Disconnect the display cable
2 minUse the pointed end of a spudger to detach the main display press connector from the motherboard.
- 9
Unplug the daughterboard interconnect cable
2 minPop the lower ribbon cable connector off the motherboard with your plastic spudger.
- 10
Disconnect the antenna coaxial cable
2 minGently lever the white antenna coaxial cable head up from its board connector using fine tweezers.
- 11
Remove the motherboard retaining screw
2 minUnscrew the single Phillips #00 screw holding the top right corner of the motherboard to the frame.
- 12
Pry out the logic board
3 minLever the bottom edge of the motherboard up carefully using a spudger and lift it out of the phone.
- 13
Transfer camera modules
5 minDisconnect the rear and front camera flex cables from the old board and transfer them to the new logic board.
- 14
Set the new motherboard in place
3 minAlign the replacement motherboard with the upper housing guides and lower it flat into the chassis.
- 15
Secure the board screw and antenna
3 minReinstall the single Phillips screw and snap the coaxial antenna cable head back onto its socket.
- 16
Reconnect display and interconnect cables
3 minPress the display flex and interconnect ribbon connectors down firmly until they click into place.
- 17
Reconnect the battery
2 minPress the battery cable connector straight down into its motherboard terminal.
- 18
Reinstall motherboard bracket and rear cover
6 minScrew the top bracket back on, apply fresh adhesive strips to the housing edges, and press the rear cover firmly down.
After your Motorola Moto G Power 2021 logic board repair
Power the Moto G Power 2021 back on and test the logic board 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 Motorola Moto G Power 2021 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Motorola Moto G Power 2021 repair context in the encyclopedia, or open related DIY guides.
