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Introduction

If the device does not recognize fingers correctly, replacing the fingerprint scanner may solve this issue.

  1. Turn off your cell phone before disassembling.
    • Turn off your cell phone before disassembling.

  2. Remove the two 1.17mm Torx T3 screws from the bottom of the phone.
    • Remove the two 1.17mm Torx T3 screws from the bottom of the phone.

  3. Use the Sim card ejection tool to remove both the sim card trays. Use the Sim card ejection tool to remove both the sim card trays.
    • Use the Sim card ejection tool to remove both the sim card trays.

  4. To prepare the iOpener insert it in the microwave for 30 seconds and apply it on the side edges of the phone so that the glue underneath will soften.
    • To prepare the iOpener insert it in the microwave for 30 seconds and apply it on the side edges of the phone so that the glue underneath will soften.

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  6. Pry off the back with a plastic opening tool. Pry off the back with a plastic opening tool.
    • Pry off the back with a plastic opening tool.

  7. Remove the five 1.5mm Phillips #000 screws from the motherboard. Remove the five 1.5mm Phillips #000 screws from the motherboard.
    • Remove the five 1.5mm Phillips #000 screws from the motherboard.

  8. Use a plastic opening tool to pry up and disconnect the display cable from the motherboard. Use tweezers to disconnect the white coax  cable.
    • Use a plastic opening tool to pry up and disconnect the display cable from the motherboard.

    • Use tweezers to disconnect the white coax cable.

    • Use tweezers to disconnect the power and volume cable.

  9. Remove the motherboard. Remove the motherboard. Remove the motherboard.
    • Remove the motherboard.

  10. Pull the fingerprint scanner out of its housing.
    • Pull the fingerprint scanner out of its housing.

  11. This is what the mother board should look like when the fingerprint scanner is pulled out. To fix the fingerprint scanner simply add in a new one and attach the metal component to its coordinating place.
    • This is what the mother board should look like when the fingerprint scanner is pulled out.

    • To fix the fingerprint scanner simply add in a new one and attach the metal component to its coordinating place.

Conclusion

To reassemble your device, follow these instructions in reverse order.

Klara Asllani

Member since: 01/25/2018

749 Reputation

5 Guides authored

Team

USF Tampa, Team S7-G6, Passmore Spring 2018 Member of USF Tampa, Team S7-G6, Passmore Spring 2018

USFT-PASSMORE-S18S7G6

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6 Guides authored

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