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Motorola G10 Logic Board Repair

Logic Board Repair guide for the Motorola G10

Difficult
~55 min
19 steps

Before you begin

Tools

  • SIM ejector tool
  • Precision screwdriver set (Phillips #00)
  • Plastic opening tools
  • Tweezers
  • Magnifying glass or headlamp
  • Soldering iron
  • Anti-static wrist strap

Parts / materials

  • Flux
  • Desoldering braid
  • Isopropanol (99%)
  • Cotton swabs

Safety

  • Wear ESD protection to avoid damaging sensitive microcomponents on the logic board.
  • Work in a well-ventilated area when using flux and a soldering iron to avoid fume inhalation.
  • Ensure the battery is disconnected before performing any soldering work on the board.

Overview

# Motorola G10 Logic Board Repair Repair Guide Action-specific logic board repair walkthrough for the Motorola G10. About 55 minutes across 19 steps. This DIY guide walks through logic board repair on the Motorola G10 (Moto G series phone). Before you open the device, confirm the exact model number on the Motorola settings screen or rear housing so your replacement part matches the G10 specifically—not a similar Moto G sibling. Most DIY techs finish this Motorola G10 logic board repair in about 55 minutes when parts and tools are ready. Difficulty is rated advanced for this model. Recommended tools for this Motorola G10 job: SIM ejector tool, Precision screwdriver set (Phillips #00), Plastic opening tools, Tweezers, Magnifying glass or headlamp, Soldering iron, Anti-static wrist strap. Parts and supplies: Flux, Desoldering braid, Isopropanol (99%), Cotton swabs. Power the G10 off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Motorola G10, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle logic board repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Eject the SIM tray

    1 min

    Insert a SIM eject tool into the hole next to the tray on the left edge of the Moto G10. Pull the SIM card tray completely out of the frame.

  2. 2

    Unclip the rear plastic cover

    4 min

    Insert a thin plastic opening pick into the seam near the SIM card slot. Pry along the perimeter of the back panel to release all plastic clips.

  3. 3

    Disconnect the fingerprint reader flex

    2 min

    Carefully lift the back cover slightly without straining the connected cable. Use a spudger to pop the fingerprint sensor press connector off the logic board.

  4. 4

    Unscrew the upper motherboard frame

    3 min

    Remove the Phillips #00 screws securing the plastic motherboard shield to the upper chassis.

  5. 5

    Remove the upper motherboard shield

    2 min

    Use tweezers or a spudger to lift the plastic protective cover off the logic board.

  6. 6

    Disconnect the battery cable

    1 min

    Pry the battery connector straight up from its motherboard socket to disconnect power.

  7. 7

    Disconnect the main display flex cable

    2 min

    Use a plastic spudger to detach the display press connector from the right side of the logic board.

  8. 8

    Disconnect the interconnect flex cable

    2 min

    Unplug the ribbon cable connecting the sub-board to the main logic board using a spudger.

  9. 9

    Disconnect the antenna coaxial cables

    2 min

    Gently pry up the antenna coaxial cable heads from their connectors on the bottom edge of the board.

  10. 10

    Remove logic board mounting screws

    2 min

    Unscrew the remaining Phillips #00 screws holding the motherboard onto the phone frame.

  11. 11

    Pry up and remove the logic board

    3 min

    Insert a plastic spudger under the edge of the board and carefully lift it out of the phone chassis.

  12. 12

    Inspect the logic board under magnification

    5 min

    Examine the board under a magnifying glass for corroded traces, loose components, or cold solder joints.

  13. 13

    Apply flux to target areas

    2 min

    Apply a small drop of soldering flux to the affected component pads on the logic board.

  14. 14

    Resolder damaged board components

    10 min

    Use a fine-tip soldering iron and desoldering braid to reflow cracked joints or replace damaged surface-mount components.

  15. 15

    Clean flux residue from the board

    3 min

    Moisten a cotton swab with high-percentage isopropyl alcohol and gently clean away flux residue.

  16. 16

    Reinstall the logic board into the frame

    3 min

    Position the repaired logic board back into the chassis and press lightly until it seats flat.

  17. 17

    Reconnect display and interconnect cables

    3 min

    Snap the display flex, interconnect flex, and coaxial antenna cables back onto their corresponding board sockets.

  18. 18

    Reconnect the battery cable

    1 min

    Press the battery flex connector back onto its terminal to restore power to the motherboard.

  19. 19

    Reattach cover shield and rear panel

    4 min

    Reinstall the plastic top bracket with its screws, connect the fingerprint sensor cable, and snap the rear cover back on.

After your Motorola G10 logic board repair

Power the G10 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 G10 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 G10 repair context in the encyclopedia, or open related DIY guides.

Repair encyclopediaAll G10 guides
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