Toshiba Satellite L55t-B5271 Motherboard Replacement

はじめに

This guide will help you replace a broken motherboard in your laptop. It is a detailed process but this guide will allow you to easily remove and replace your motherboard.

必要な工具と部品

手順1 Battery

Toshiba Satellite L55t-B5271 Motherboard Replacement, Battery: 手順 1、 3の画像 1

Toshiba Satellite L55t-B5271 Motherboard Replacement, Battery: 手順 1、 3の画像 2

Toshiba Satellite L55t-B5271 Motherboard Replacement, Battery: 手順 1、 3の画像 3

Make sure you turn the laptop off first.
Close the laptop lid and flip it over so that Toshiba logo is facing down.

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手順2

Remove the two 6.5 mm Phillips head screws indicated using a Phillips #00 screw driver.

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手順3

Toshiba Satellite L55t-B5271 Motherboard Replacement: 手順 3、 3の画像 3

Once the screws are removed, slide the battery pack out of the computer.

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手順4 Back Panel

Toshiba Satellite L55t-B5271 Motherboard Replacement, Back Panel: 手順 4、 3の画像 1

Toshiba Satellite L55t-B5271 Motherboard Replacement, Back Panel: 手順 4、 3の画像 2

Toshiba Satellite L55t-B5271 Motherboard Replacement, Back Panel: 手順 4、 3の画像 3

この手順で使用する道具：

Anti-Static Wrist Strap

$7.95

購入する

Remove all 6.5 mm Philips head screws on the back cover of the laptop with a Philips #00 screwdriver.
Use the plastic opening tool to remove the back cover from the laptop.
Be aware that static discharge can cause damage to sensitive electrical components within the computer. To avoid this you can wear an anti-static wrist strap.

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手順5 RAM

Toshiba Satellite L55t-B5271 Motherboard Replacement, RAM: 手順 5、 3の画像 1

Toshiba Satellite L55t-B5271 Motherboard Replacement, RAM: 手順 5、 3の画像 2

Toshiba Satellite L55t-B5271 Motherboard Replacement, RAM: 手順 5、 3の画像 3

This laptop does not have a RAM present. Follow instructions to replace your own.
Evenly press down on the clips on either side of the RAM stick.
To pull out the RAM stick, be sure to align the notches on the RAM stick with the notches in the RAM holder.

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手順6 Wireless Card

Toshiba Satellite L55t-B5271 Motherboard Replacement, Wireless Card: 手順 6、 2の画像 1

Toshiba Satellite L55t-B5271 Motherboard Replacement, Wireless Card: 手順 6、 2の画像 2

Remove the ribbon by flipping up the tabs and using the black tweezers to gently pull the ribbon out from both ends.

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手順7

Toshiba Satellite L55t-B5271 Motherboard Replacement: 手順 7、 3の画像 3

Remove the tape from the card.
Disconnect the wires using the #4 black spudger tool.

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手順8

Remove the 3mm Phillips head screw with a Phillips #00 screwdriver.

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手順9

Pull up on the wireless card and remove it from the device.

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手順10 CD Drive

Toshiba Satellite L55t-B5271 Motherboard Replacement, CD Drive: 手順 10、 2の画像 1

Toshiba Satellite L55t-B5271 Motherboard Replacement, CD Drive: 手順 10、 2の画像 2

Remove the 3 mm Philips head screw that connects the CD drive to motherboard with a Phillips #00 screwdriver.

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手順11

Gently pull the CD drive out, disconnecting it from the motherboard connector marked in blue.

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手順12 Cooling Fan with Heat Sink

Toshiba Satellite L55t-B5271 Motherboard Replacement, Cooling Fan with Heat Sink: 手順 12、 3の画像 1

Toshiba Satellite L55t-B5271 Motherboard Replacement, Cooling Fan with Heat Sink: 手順 12、 3の画像 2

Toshiba Satellite L55t-B5271 Motherboard Replacement, Cooling Fan with Heat Sink: 手順 12、 3の画像 3

The ribbon and wire must be moved out of the way of the fan.
Using a black tweezer tool, lift the tab holding the ribbon in place and then gently pull it out.
Using the same tweezer tool, again lift the tab holding the wires in place and gently pull them out.

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手順13

Unscrew the two 3mm Phillips head screws on each fan using the Phillips #00 screwdriver.

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手順14

Toshiba Satellite L55t-B5271 Motherboard Replacement: 手順 14、 3の画像 3

Unscrew the four, 3mm Phillips head screws holding the last piece to the laptop using a Phillips #00 screwdriver.
Gently pull the cooling fan with heat sink off the laptop and set aside.

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