はじめに

If major problems occur with the device and problems still can not be fixed after following troubleshooting guides, there may be a circuit board issue. This guide gives instructions on how to replace a broken circuit board.

必要な工具と部品

手順1 Battery

Novatel MiFi 2200 Circuit Board Replacement, Battery: 手順 1、 1の画像 1

Remove the rear cover by pressing down on the cover and pulling it away from the device.

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手順2

Place your finger on the back of the battery located near the edge of the device.
Push your finger into the battery and lift up to pop the battery out of the device.

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手順3 Case

Novatel MiFi 2200 Circuit Board Replacement, Case: 手順 3、 1の画像 1

Using a metal spudger, pry open the device around the seam between the front and back cover.
It may be difficult to split apart, so use force with caution.
It may seem like you are breaking the device, but you will only be breaking the adhesive lining that keeps the device sealed.

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手順4

Once the seal has been broken all the way around, open the cases using your hands.

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手順5 Circuit Board

Novatel MiFi 2200 Circuit Board Replacement, Circuit Board: 手順 5、 1の画像 1

To disconnect the antenna, pull up on the antenna's connection to the circuit board until it pops off.

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手順6

Simply pick up the circuit board with your fingers and remove it from the case.

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手順7

Novatel MiFi 2200 Circuit Board Replacement: 手順 7、 3の画像 3

Apply double-sided stick tape to the inner top and bottom halves of the device along the seam that was previously unsealed.
Snap the two halves together along the adhesive line to reconnect it as it previously was.

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終わりに

After the circuit board is replaced the device should function properly again. When reassembling the device, keep in mind that you will need adhesive to keep the device together.

6 の人々がこのガイドを完成させました。