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The lower bracket needs to be removed to get to some components of the laptop.

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  1. Disassembling IBM ThinkPad T42 Lower Bracket, Bottom Cover: step 1, image 1 of 1
    • Unscrew the 20 Phillips screws on the underside of the T42.

    • For ease of reassembly, keep your screws organized.

  2. Disassembling IBM ThinkPad T42 Lower Bracket, Rear Screws: step 2, image 1 of 1
    • Unscrew the 2 Phillips screws on both sides of the T42's rear.

  3. Disassembling IBM ThinkPad T42 Lower Bracket, Keyboard/Trackpad Removal: step 3, image 1 of 1
    • Flip the laptop over and open the screen.

    • The bezel and keyboard will be loose, be careful.

  4. Disassembling IBM ThinkPad T42 Lower Bracket, Disconnecting Ribbon Cables: step 4, image 1 of 2 Disassembling IBM ThinkPad T42 Lower Bracket, Disconnecting Ribbon Cables: step 4, image 2 of 2
    • Carefully maneuver the palm rest away from the keyboard, as both the keyboard and palm rest/trackpad will come off together.

    • Remember, both the keyboard and trackpad have connectors to the motherboard. Disconnect these before completely removing either component.

  5. Disassembling IBM ThinkPad T42 Lower Bracket, Lower Bracket Removal: step 5, image 1 of 2 Disassembling IBM ThinkPad T42 Lower Bracket, Lower Bracket Removal: step 5, image 2 of 2
    • The metal bracket will now be free to move, grasp it and remove it from the device.

  6. Disassembling IBM ThinkPad T42 Lower Bracket, Remove the Microphone Cover: step 6, image 1 of 1
    • Remove the small rubber piece that is covering the T42's microphone,

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

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Gerald Watanabe

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Cal Poly, Team 29-76, Johann Spring 2010 crwdns2886886:0Cal Poly, Team 29-76, Johann Spring 2010crwdne2886886:0

CPSU-JOHANN-S10S29G76

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