Ceiva LF2003 Main Circuit Board Replacement

Giriş

Use this guide to replace the main circuit board of the device. This requires detaching all other components, including those that are soldered to the board.

Neye ihtiyacın var

Adım 1 Exterior Frame and Matting

Ceiva LF2003 Main Circuit Board Replacement, Exterior Frame and Matting: adım 1, 1 resimden 1.

Lay the device on its back, and rotate so the base is facing away from you.

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Adım 2

Grip the frame with your fingers under the edge of the frame, and thumbs pushing down on the front of the device.

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Adım 3

Lift up the frame with your fingers and push down the rest of the device with your thumbs.

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Adım 4

Remove the frame and matte from the device.

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Adım 5 Internal Plastic Screen Frame

Ceiva LF2003 Main Circuit Board Replacement, Internal Plastic Screen Frame: adım 5, 1 resimden 1.

Remove the four 7mm Torx T6 screws.

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Adım 6

Using the plastic opening tool or your fingers, lift up the frame from any edge.
Remove the frame from the device.

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Adım 7 Display

Ceiva LF2003 Main Circuit Board Replacement, Display: adım 7, 3 resimden 1.

Ceiva LF2003 Main Circuit Board Replacement, Display: adım 7, 3 resimden 2.

Ceiva LF2003 Main Circuit Board Replacement, Display: adım 7, 3 resimden 3.

Unplug the cable connecting the display to the power supply using the flat end of the spudger to pry the connector away from the circuit board.
Alternate applying pressure to the left and right side of the connector to ensure that it does not break.

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Adım 8

Remove the four 7mm Torx T6 screws.

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Adım 9

Lift up the display from the left edge and flip display over.
Do not lift the display too quickly, as the display is still connected to the main circuit board on the right.

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Adım 10

Ceiva LF2003 Main Circuit Board Replacement: adım 10, 3 resimden 3.

Use the spudger to disconnect the ribbon cable from the display by the black pins away from the connector. There is a pin on either side of the connector.
Once both pins are released, the ribbon cable should slide easily out.
It may be easier if someone else holds the display so the cable does not get ripped out.

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Adım 11

Remove the display assembly from the device.

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Adım 12 Main Circuit Board

Ceiva LF2003 Main Circuit Board Replacement, Main Circuit Board: adım 12, 1 resimden 1.

Remove the five 7mm Torx T6 screws.

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Adım 13

Desolder the three wires attaching the board to the power supply.
In the pictures, the wires are not actually desoldered.

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Adım 14

Desolder all the ribbon cable attachments from the board.
In the pictures, the wires are not actually desoldered.

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Adım 15

Remove the circuit board from the device.
The picture shows the board still attached to the wires, but after desoldering, the board will be completely free from the device.

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