简介

Installing a new microphone may be necessary if those receiving calls from you are unable to hear you. Installation should only be done as a last resort, after trying all other possible solutions as listed in the Nokia 8290 Troubleshooting Guide. Installation requires no prior knowledge of mobile phone microphones.

  1. Locate the small button on the top of the phone. Depress the button. With your other hand, pull the front cover away from the phone.
    • Locate the small button on the top of the phone.

    • Depress the button.

    • With your other hand, pull the front cover away from the phone.

  2. Remove all six 5.3 mm long T6 screws. Remove the circuit board/faceplate sub-assembly from the back of the phone. Take care to place screws in a safe location.
    • Remove all six 5.3 mm long T6 screws.

    • Remove the circuit board/faceplate sub-assembly from the back of the phone.

    • Take care to place screws in a safe location.

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  4. Using your fingers, pull the small plastic tab away from the circuit board/faceplate sub-assembly. Rotate the faceplate away from the circuit board. Gently remove the faceplate from the circuit board, taking care to not break the small plastic tab on the other side of the sub-assembly.
    • Using your fingers, pull the small plastic tab away from the circuit board/faceplate sub-assembly.

    • Rotate the faceplate away from the circuit board.

    • Gently remove the faceplate from the circuit board, taking care to not break the small plastic tab on the other side of the sub-assembly.

  5. Use the spudger to peel back the top-left corner of the white adhesive film. This can be done by working the spudger back and forth underneath the film. Use the spudger to peel back the top-left corner of the white adhesive film. This can be done by working the spudger back and forth underneath the film. Use the spudger to peel back the top-left corner of the white adhesive film. This can be done by working the spudger back and forth underneath the film.
    • Use the spudger to peel back the top-left corner of the white adhesive film. This can be done by working the spudger back and forth underneath the film.

  6. Continue to peel the film back until you can see the microphone. Use tweezers to remove the microphone. Use tweezers to remove the microphone.
    • Continue to peel the film back until you can see the microphone.

    • Use tweezers to remove the microphone.

结论

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

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于2012年10月22日注册

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