Introduction
This guide will show you how to replace the speaker on the IBM ThinkPad T42.
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
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Using a Phillips #0 screwdriver, identify and unscrew the twenty screws located on the underside of the T42.
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Unscrew the four Phillips screws located on either side of the rear of the T42 (there are two located on each end.)
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Flip the laptop over and open the screen to access the keyboard and trackpad.
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Carefully maneuver the palm rest away from the keyboard, as both the keyboard and palm rest/trackpad will come off together.
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