Toshiba Satellite C875-S7304 Motherboard Replacement

はじめに

Use this guide to replace a faulty or dead motherboard in your Toshiba Satellite C875-S7304.

The motherboard is a printed circuit and is the foundation of a functioning laptop. If you notice your device suddenly stops working, it is likely due to a dead or dying motherboard.

A functional motherboard allows the laptop’s components to communicate with one another. A damaged motherboard can cause damage to other components and prevent the laptop from functioning properly. Motherboards are often the most difficult pieces of hardware to diagnose because you have to rule out every other piece of hardware connected to it. If you notice multiple faults in laptop components, slow boot times, or inabilities in recognizing connected flash drives you may want to replace your motherboard.

Disconnect the laptop from any external power source and power off your laptop completely before beginning the motherboard replacement.

必要な工具と部品

手順1 Battery

Toshiba Satellite C875-S7304 Motherboard Replacement, Battery: 手順 1、 3の画像 1

Toshiba Satellite C875-S7304 Motherboard Replacement, Battery: 手順 1、 3の画像 2

Toshiba Satellite C875-S7304 Motherboard Replacement, Battery: 手順 1、 3の画像 3

Power off and unplug the charger from your device.
Carefully flip your device upside down laying it onto a flat surface with the battery facing you.
The two eject switches are located on the right and left side of the battery compartment.

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手順2

Slide the right switch further towards the right to lock it into place.

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手順3

Slide the switch to the left. Continue to push the switch because unlike the right switch, it will not lock into place.

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手順4

Using both hands, continue to push the left switch and grasp onto the center notch located in between the right and left switch.
Pull the center notch towards you and you will notice the battery will start to eject.

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手順5

Lift the battery out carefully using two hands.

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手順6 Motherboard

Toshiba Satellite C875-S7304 Motherboard Replacement, Motherboard: 手順 6、 2の画像 1

Toshiba Satellite C875-S7304 Motherboard Replacement, Motherboard: 手順 6、 2の画像 2

Carefully flip the device back over so that the 'TOSHIBA' logo faces away from you.
Open the laptop to display the keyboard.

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手順7

Using the iFixit opening tool, carefully remove the black plastic bar below the keyboard.

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手順8

Toshiba Satellite C875-S7304 Motherboard Replacement: 手順 8、 3の画像 3

Pry the keyboard up and apart from the device.
Disconnect the ribbon cable under the keyboard.

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手順9

Use a Phillips #1 screwdriver to remove all eight of the screws under the keyboard.

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手順10

Close the device and carefully flip it back over.

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手順11

Toshiba Satellite C875-S7304 Motherboard Replacement: 手順 11、 3の画像 3

Use a Phillips #1 to unscrew one 7.0 mm screw from the hard drive/RAM panel and remove panel.
Slide the hard drive laterally first and then lift the hard drive up using the clear tab.
You cannot remove the screw from the panel. Simply unscrew it until loosened.