Dell Inspiron 3148 Motherboard Replacement

はじめに

This guide takes a step by step process on removal and replacement of the mother board on the Dell Inspiron 3148. The tools and hardware used/removed are listed ahead of the guide and referenced throughout each step.

必要な工具と部品

手順1 Back Panel

Dell Inspiron 3148 Motherboard Replacement, Back Panel: 手順 1、 2の画像 1

Dell Inspiron 3148 Motherboard Replacement, Back Panel: 手順 1、 2の画像 2

Ensure the device is powered off and unplugged. Close the device and orient it face up, with the hinges further away from you.
Flip the device over so the backside is facing you.

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手順2

Using the Phillips #1 screwdriver, remove all nine 7mm screws.

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手順3

Using the plastic opening tool, pull the back panel upward. Move the opening tool along the edge of the device and lift the panel off of your device.
Be aware, the back panel is kept in place by magnetic clips. They will offer some resistance, but continue to gently leverage upwards.

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手順4 Battery

Dell Inspiron 3148 Motherboard Replacement, Battery: 手順 4、 1の画像 1

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

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手順5

Using the iFixit opening tools, lift the battery out of its housing.

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手順6

Once loosened, use your fingers to lift the battery up and out of its housing.
There is a small cable which sits in a rut in the top of the battery. Ensure that it is pushed out of the way before removing completely.

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手順7

Remove the battery completely.

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手順8 Hard Drive

Dell Inspiron 3148 Motherboard Replacement, Hard Drive: 手順 8、 3の画像 1

Dell Inspiron 3148 Motherboard Replacement, Hard Drive: 手順 8、 3の画像 2

Dell Inspiron 3148 Motherboard Replacement, Hard Drive: 手順 8、 3の画像 3

If there is a piece of tape connecting the hard drive and a small power cord, remove the tape.
Using the Phillips #0 screwdriver, remove the two 4mm screws.

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手順9

Dell Inspiron 3148 Motherboard Replacement: 手順 9、 3の画像 3

Notice: there is a small data cable connecting the hard drive to the motherboard. Do not attempt to lift the hard drive all the way out before removing this cable.
Lift the hard drive slightly out of the device.
Grasp the head of the cable, not the cable itself.
Pull away from the hard drive, removing the data cable. The hard drive may now be fully removed.

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手順10 Fan

Dell Inspiron 3148 Motherboard Replacement, Fan: 手順 10、 3の画像 1

Dell Inspiron 3148 Motherboard Replacement, Fan: 手順 10、 3の画像 2

Dell Inspiron 3148 Motherboard Replacement, Fan: 手順 10、 3の画像 3

If there is tape on your fan, remove the tape.
Remove the two 2mm screws on the fan enclosure using the Phillips #00 screwdriver.

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手順11

Unscrew the three 4mm screws holding down the heat sink of the fan using the Phillips #00 screwdriver.
The three 4mm screws found in the heat sink will remain attached to the heat sink. This is okay as long as they are detached from the motherboard.

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