Introdução

Use this guide to replace the battery in your Huawei Mate 9 smartphone. When reassembling your phone apply new adhesive where it is necessary.

Before disassembling your phone, discharge the battery below 25%. The battery can catch fire and/or explode if accidentally punctured, but the chances of that happening are much lower if discharged.

First switch off your phone and remove the SIM card tray. First switch off your phone and remove the SIM card tray.
  • First switch off your phone and remove the SIM card tray.

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Remove both screws on the bottom with a Torx T2 screwdriver. Use a plastic opening tool to get between the display and the case. Open the smartphone by carefully prying out the display with all the parts out of the case.
  • Remove both screws on the bottom with a Torx T2 screwdriver.

  • Use a plastic opening tool to get between the display and the case. Open the smartphone by carefully prying out the display with all the parts out of the case.

    • Don't open the phone all the way, yet. The fingerprint sensor cable is still connected to the back cover.

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Swing open the phone to the right side. Disconnect the fingerprint sensor cable with a spudger.
  • Swing open the phone to the right side.

  • Disconnect the fingerprint sensor cable with a spudger.

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Carefully peel off the plastic sticker that holds both cables to the battery. Remove the water indicator sticker and the Phillips #000 screw beneath it, that holds the small metal plate in its place. Remove the metal plate.
  • Carefully peel off the plastic sticker that holds both cables to the battery.

  • Remove the water indicator sticker and the Phillips #000 screw beneath it, that holds the small metal plate in its place.

  • Remove the metal plate.

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Use a spudger to disconnect the interconnect, the battery and the display flex cable. Use a spudger to disconnect the interconnect, the battery and the display flex cable. Use a spudger to disconnect the interconnect, the battery and the display flex cable.
  • Use a spudger to disconnect the interconnect, the battery and the display flex cable.

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Peel out the adhesive strip which is placed beneath the battery by steadily pulling at the tab in a flat angle. It is likely that the adhesive strip rips. In this case you can grab and twist it around a tweezers tip a couple of times and then continue.
  • Peel out the adhesive strip which is placed beneath the battery by steadily pulling at the tab in a flat angle.

    • It is likely that the adhesive strip rips. In this case you can grab and twist it around a tweezers tip a couple of times and then continue.

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If the battery is not freed, use an opening pick to pry under the battery, freeing it from the remaining adhesive. Remove the battery.
  • If the battery is not freed, use an opening pick to pry under the battery, freeing it from the remaining adhesive.

  • Remove the battery.

    • When reassembling your phone apply new adhesive where it is necessary.

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Conclusão

To reassemble your device, follow these instructions in reverse order. When reassembling your phone apply new adhesive where it is necessary.

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