Lenovo IdeaPad Flex 4-1470 Speaker Replacement

はじめに

This guide will demonstrate how to replace the speakers in your device. You may need to replace the device if you have a damaged or blown speaker. Signs of a damaged speaker are distortion at low volumes, and crackling sound.

In this guide the repair is done with the laptop flipped so the left speaker is on the viewers right and vice versa. For the purpose of simplicity we will refer to the speakers based on their current position with respect to the viewer.

必要な工具と部品

手順1 Lower Case

Lenovo IdeaPad Flex 4-1470 Speaker Replacement, Lower Case: 手順 1、 1の画像 1

Ensure your computer is completely OFF before starting this guide.
Remove the eight 6 mm screws using a Phillips #0 screwdriver.
Remove the two 11 mm screws using a Phillips #0 screwdriver.

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手順2

Pry the back cover off by inserting the plastic opening tool at the hinges and wedging it between the Back cover and the body.
Follow along the back edge with the plastic opening tool, lifting the cover off as you go. It is normal to hear snapping/clicking sounds as the back cover is held on by clips.
Remove the cover.

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手順3 Battery

Lenovo IdeaPad Flex 4-1470 Speaker Replacement, Battery: 手順 3、 2の画像 1

Lenovo IdeaPad Flex 4-1470 Speaker Replacement, Battery: 手順 3、 2の画像 2

Disconnect the battery connector by using a plastic pry tool or your fingers to push the cable right towards the battery.
Do not pry or push on the socket itself or you risk damaging the motherboard.

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手順4

Remove the three 4 mm Phillips #0 screws holding the battery in place.

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手順5

Lift the battery up and out of the laptop.

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手順6 Speaker

Lenovo IdeaPad Flex 4-1470 Speaker Replacement, Speaker: 手順 6、 2の画像 1

Lenovo IdeaPad Flex 4-1470 Speaker Replacement, Speaker: 手順 6、 2の画像 2

The speakers are not screwed or bolted in like any other components. They have two rubber grommets at each end which hold it in with friction.
Starting with the speaker on the right, use your fingers to lift both ends of the speaker off.
The grommets may fall off when removing the speaker. When reassembling make sure you place the grommets back into the notches on the speaker before trying to mount the speaker. The specific orientation and position doesn't matter

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手順7

In addition to the grommets, the speaker wire running to the motherboard is clipped down.
Remove speaker wire from the clips.

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手順8

Repeat the previous steps for the other speaker.

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手順9

Remove the wire shown using the plastic opening tool.

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手順10

Use the Plastic Opening tool to flip open the ribbon cable clip shown.
Pull gently on the ribbon cable to disconnect it from the motherboard.

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手順11

Lenovo IdeaPad Flex 4-1470 Speaker Replacement: 手順 11、 3の画像 3

Now that both speaker wires are free, disconnect the speakers from motherboard using two plastic opening tools.
Keep in mind that the red and black wires lead to the left speaker and the blue and white wires lead to the right speakers.

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