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Introducción

This guide will demonstrate how to replace the fingerprint scanner of a Zenfone 3. This may be necessary if the scanner no longer activates or inaccurately reads fingerprints. For this guide, you will need the tweezers, Torx T2 screwdriver, a prying tool, and the Phillips #00 screwdriver.

  1. Using a pair of tweezers, pull put the SIM card tray and set it to the side. Using a pair of tweezers, pull put the SIM card tray and set it to the side.
    • Using a pair of tweezers, pull put the SIM card tray and set it to the side.

  2. Remove the two 2 mm screws using a Torx T2 screwdriver.
    • Remove the two 2 mm screws using a Torx T2 screwdriver.

  3. Insert a prying tool between the screen and the metal backing of the phone at the bottom to remove backing from phone. There will be a thin film connecting the two pieces. You do not need to remove this. Just fold the two pieces apart with the inside facing up.
    • Insert a prying tool between the screen and the metal backing of the phone at the bottom to remove backing from phone.

    • There will be a thin film connecting the two pieces. You do not need to remove this. Just fold the two pieces apart with the inside facing up.

  4. Remove the two 3 mm screws, using the Phillips #00 screwdriver, on the silver band at the top of the battery and remove the band.
    • Remove the two 3 mm screws, using the Phillips #00 screwdriver, on the silver band at the top of the battery and remove the band.

  5. Peel back the silver tape.
    • Peel back the silver tape.

  6. Disconnect the battery connections.
    • Disconnect the battery connections.

  7. Pry and remove the battery.
    • Pry and remove the battery.

    • The underside of the battery is adhesive so make sure to pry the battery off gently.

  8. Unplug the wire connecting the two large pieces of the device.  Next, seperate the two halves of the phone.
    • Unplug the wire connecting the two large pieces of the device. Next, seperate the two halves of the phone.

  9. Using the plastic opening tool, pry the fingerprint scanner out. Using the plastic opening tool, pry the fingerprint scanner out. Using the plastic opening tool, pry the fingerprint scanner out.
    • Using the plastic opening tool, pry the fingerprint scanner out.

Conclusión

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

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