Nokia 8290 Speaker Replacement

はじめに

Installing a new speaker may be necessary if you are having trouble hearing those you are communicating with. 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 speakers.

必要な工具と部品

手順1 Front Cover

Nokia 8290 Speaker Replacement, Front Cover: 手順 1、 3の画像 1

Nokia 8290 Speaker Replacement, Front Cover: 手順 1、 3の画像 2

Nokia 8290 Speaker Replacement, Front Cover: 手順 1、 3の画像 3

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.

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手順2 Circuit Board

Nokia 8290 Speaker Replacement, Circuit Board: 手順 2、 3の画像 1

Nokia 8290 Speaker Replacement, Circuit Board: 手順 2、 3の画像 2

Nokia 8290 Speaker Replacement, Circuit Board: 手順 2、 3の画像 3

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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手順3

Nokia 8290 Speaker Replacement: 手順 3、 3の画像 3

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.

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手順4 Adhesive White Film

Nokia 8290 Speaker Replacement, Adhesive White Film: 手順 4、 3の画像 1

Nokia 8290 Speaker Replacement, Adhesive White Film: 手順 4、 3の画像 2

Nokia 8290 Speaker Replacement, Adhesive White Film: 手順 4、 3の画像 3

Hold the faceplate with the adhesive film facing upwards.
Use the spudger to pry the adhesive film away. This can be done by working the tool back and forth underneath the film.
It is easiest to begin in the upper left corner.

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手順5

Nokia 8290 Speaker Replacement: 手順 5、 3の画像 3

Continue to loosen the film with the spudger.
Once the film has been mostly loosened, you can peel away the film.
Once the film has been removed, the microphone may fall out, if so, place it aside until all other repairs are finished.

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手順6 Speaker

Nokia 8290 Speaker Replacement, Speaker: 手順 6、 3の画像 1

Nokia 8290 Speaker Replacement, Speaker: 手順 6、 3の画像 2

Nokia 8290 Speaker Replacement, Speaker: 手順 6、 3の画像 3

Using your fingers or a probe, loosen the four small tabs located on the side of the faceplate sub-assembly by gently bending up the metal cover. (Two are shown in the picture while the other two are on the other side of the screen.)
Using the spudger, loosen the metal cover by prying it away from the six small plastic tabs. This can be done by gently working the spudger underneath the cover and pressing up on the cover around the tabs.
Remove the metal cover.