简介
The speakers of a laptop are essential for listening to music, watching videos, etc. Faulty or broken speakers can be extremely frustrating. Symptoms of a set of faulty speakers can include the following:
- Erratic or distorted sound
- Volume is on but no sound is coming out
- Mute button is on but sound keeps playing
- Random sounds are playing.
If your Lenovo ThinkPad T450 is experiencing any of the symptoms above, it may be time to replace the speakers in your device. Follow these instructions to replace the speakers in your device.
你所需要的
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Using your hands, slide the two locking tabs away from each other to release the battery.
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Slide the battery up and out of the device.
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Using the JIS #00 screwdriver, unscrew seven screws from the back cover.
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Use the JIS #00 screwdriver to remove the single 2.8 mm screw from the back cover.
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Using the JIS #00 screwdriver, unscrew the four screws securing the fan and heatsink assembly to the motherboard.
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Use the plastic opening tool to remove the black piece of tape holding the cables together.
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Using the plastic opening tool, disconnect the CMOS battery from the motherboard.
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Use the JIS #00 screwdriver to remove two 2.8 mm screws securing the display cable bracket to the motherboard.
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Remove the display cable bracket from the device.
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Using the JIS #00 screwdriver, remove the two 4.2 mm screws securing the left-side speaker to the device.
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To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
另外一个人完成了本指南。