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Toshiba Satellite L50-B Keyboard / Palm Rest Replacement

简介

This tutorial will allow you to disassemble your Toshiba Satellite L50-B-2E2 in order to replace the keyboard and the palm rest it is attached to (see photo)

你所需要的

  1. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Verify the replacement part: 步骤 1 中的图像 1，1

    • Visually check that the replacement keyboard is similar to the existing one.

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  2. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Battery removal: 步骤 2 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Battery removal: 步骤 2 中的图像 2，2

    • Unscrew the 2 upper screws using a PH1 Phillips screwdriver

    • Remove the battery by pulling it lengthwise

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  3. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the lower case: 步骤 3 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the lower case: 步骤 3 中的图像 2，2

    • Take out the 9 screws with a PH1 Phillips screwdriver.

    • Using a Spudger or an iFixit Opening Tool available on the iFixit store, remove the cover, taking care at the various attachment points.

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  4. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Optical Drive: 步骤 4 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Optical Drive: 步骤 4 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Optical Drive: 步骤 4 中的图像 3，3

    • Take a look at the connector to the motherboard, then pull the disk drive straight out away from it to remove it.

    • Take the optical drive out.

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  5. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the SD Card Reader: 步骤 5 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the SD Card Reader: 步骤 5 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the SD Card Reader: 步骤 5 中的图像 3，3
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  6. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the hard drive: 步骤 6 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the hard drive: 步骤 6 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the hard drive: 步骤 6 中的图像 3，3

    • Remove the plastic wedge that secures the hard drive in place.

    • Pull the hard drive away from the black connector to disconnect it from the motherboard.

    • Remove the hard drive.

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  7. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the LED Status Board: 步骤 7 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the LED Status Board: 步骤 7 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the LED Status Board: 步骤 7 中的图像 3，3

    • Disconnect up the cable connecting the LED status board to the motherboard. It is a ZIF connector.

    • Remove the screw using a PH1 Phillips screwdriver.

    • Remove the LED Status Board.

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  9. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Ethernet / USB Board: 步骤 8 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Ethernet / USB Board: 步骤 8 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Ethernet / USB Board: 步骤 8 中的图像 3，3

    • Disconnect the cable connecting the Ethernet / USB card to the motherboard. It is a ZIF type connector.

    • Remove the screw using a PH1 Phillips screwdriver.

    • Remove the Ethernet / USB board.

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  10. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the DC Power Cable: 步骤 9 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the DC Power Cable: 步骤 9 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the DC Power Cable: 步骤 9 中的图像 3，3
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  11. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect the WiFi Card: 步骤 10 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect the WiFi Card: 步骤 10 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect the WiFi Card: 步骤 10 中的图像 3，3

    • Remove the screw using a PH1 Phillips screwdriver.

    • Disconnect the 2 antenna cables.

    • Pay attention to the colors when reconnecting the two cables during reassembly.

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  12. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the WiFi Card: 步骤 11 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the WiFi Card: 步骤 11 中的图像 2，2

    • Pull the card straight out away from the motherboard to remove it.

    • Take note of the cable routing for reassembly.

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  13. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect the Webcam Connector: 步骤 12 中的图像 1，1

    • Unplug the webcam connector.

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  14. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect the Trackpad: 步骤 13 中的图像 1，1

    • Unplug the ZIF connector on the trackpad securing the ribbon cable to the motherboard.

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  15. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect 4 connectors: 步骤 14 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect 4 connectors: 步骤 14 中的图像 2，2

    • Disconnect the ZIF connector on the power button board.

    • Unplug the LCD screen video cable.

    • Disconnect the two plugs indicated:

    • The speaker cable (left)

    • The fan cable (right)

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  16. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the CPU Fan and Heat Sink: 步骤 15 中的图像 1，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the CPU Fan and Heat Sink: 步骤 15 中的图像 2，3 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the CPU Fan and Heat Sink: 步骤 15 中的图像 3，3

    • Using a PH1 Phillips screwdriver, remove the two screws securing the CPU fan.

    • Remove the four screws holding the heat sink to the processor with a PH1 Phillips screwdriver.

    • Remove the fan and heatsink.

    • Use care when separating the heatsink from the CPU; it is bonded with thermal grease which may act as an adhesive when it is old.

    • Always replace the thermal grease when reinstalling the heat sink to ensure a good thermal bond between the CPU and the heat sink.

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  17. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect the Speakers: 步骤 16 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnect the Speakers: 步骤 16 中的图像 2，2

    • Remove the 4 screws securing the speakers with a PH1 Phillips screwdriver.

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  18. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnecting the Motherboard: 步骤 17 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Disconnecting the Motherboard: 步骤 17 中的图像 2，2

    • Using a PH1 Phillips screwdriver, remove the four screws securing the motherboard to the chassis.

    • Remove the cable connecting the keyboard to the motherboard. Lift the tape holding the cable to the connector, then use a spudger to press out the two small tabs on either side of the cable side connector in a walking motion, alternating one side then the other.

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  19. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Motherboard: 步骤 18 中的图像 1，1

    • Remove the motherboard, taking care with the speaker cables, the various cables, and any fasteners bordering the sides of the motherboard.

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  20. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Speakers: 步骤 19 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Speakers: 步骤 19 中的图像 2，2

    • Remove the speakers, taking care with the cable retainers, and any Scotch tape securing the cables to the chassis.

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  21. Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Display Hinges: 步骤 20 中的图像 1，2 Toshiba Satellite L50-B Keyboard / Palm Rest Replacement, Remove the Display Hinges: 步骤 20 中的图像 2，2

    • Unscrew the two screws on each hinge using a PH1 Phillips screwdriver.

    • To easily remove the hinges, raise the them by hand as if you were opening the screen in order to remove the them from the upper case.

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    • Use a hair dryer, heat gun or iOpener to soften the adhesive that attaches the Trackpad to the upper case.

    • Press on the trackpad to unstick it and separate it from the case.

    • Too much head risks melting the micro-welds on the Trackpad, so be cautious with the use of a heat gun.

    • Be careful not to damage the Trackpad when taking it off. Although it is a relatively solid part, the glue is present on a large part of its surface and is strongly adhered. You can see the adhesive strip on a new part.

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结论

Congratulations! You have completed the disassembly!

To reassemble your device, follow the instructions in reverse, using the new keyboard assembly instead of the old one.

由衷感谢以下译者：

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Jerry Wheeler

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Arnaud Milesi

于11/21/16注册

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