Difficulty
Moderate
Steps
7
Time Required
15 - 20 minutes
Sections
4
- Disassembling IBM ThinkPad T42 Rear Cover
- 2 steps
- Keyboard and Trackpad
- 2 steps
- Disassembling IBM ThinkPad T42 Lower Bracket
- 2 steps
- Speakers
- 1 step
Flags
2
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Introduction
If your T42 audio output is distorted or not functioning due to a damaged speaker, you can restore the sound quality by replacing the speaker using this easy-to-follow guide.
Power down the T42 and disconnect from any power supply before you begin.
What you need
Step 1
Bottom cover
- Use a Phillips #0 screwdriver to remove the twenty screws on the underside of the T42.
Use a Phillips #0 screwdriver to remove the twenty screws on the underside of the T42.
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Step 2
Rear screws
- Remove the four Phillips screws located on either side of the rear of the T42 (there are two on each end.)
Remove the four Phillips screws located on either side of the rear of the T42 (there are two on each end.)
Step 3
Keyboard and Trackpad
- Flip the laptop over and open the screen to access the keyboard and trackpad.
- The keyboard and trackpad are connected to the motherboard. Before removing the keyboard and trackpad, disconnect both components from the motherboard, as shown in the following step.
- The bezel and keyboard will be loose, be careful.
Flip the laptop over and open the screen to access the keyboard and trackpad.
The keyboard and trackpad are connected to the motherboard. Before removing the keyboard and trackpad, disconnect both components from the motherboard, as shown in the following step.
The bezel and keyboard will be loose, be careful.
Step 4
- 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.
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.
Step 5
Disassembling IBM ThinkPad T42 Lower Bracket
- Grasp the metal bracket to remove it from the device.
Grasp the metal bracket to remove it from the device.
Step 6
Microphone cover
- Remove the rubber cover from the microphone.
Remove the rubber cover from the microphone.
Step 7
Speakers
- Check to ensure the speaker cartridge moves freely before removing the cartridge.
- Disconnect the speaker wire from the unit and carefully remove the speaker.
Check to ensure the speaker cartridge moves freely before removing the cartridge.
Disconnect the speaker wire from the unit and carefully remove the speaker.
To reassemble your device, follow these instructions in reverse order.
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Author
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Gerald Watanabe
Member since: 04/14/2010
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Cal Poly, Team 29-76, Johann Spring 2010
Member of Cal Poly, Team 29-76, Johann Spring 2010
CPSU-JOHANN-S10S29G76
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