Toshiba Satellite C55D B5206 Motherboard Replacement Repair Guide

Difficulty

Moderate

Steps

Time Required

                          30 minutes - 1 hour

Sections

Battery
2 steps
Back Casing
3 steps
Fan
6 steps
Hard Drive
4 steps
Motherboard
4 steps

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Introduction

What you need

Step 1

              Battery

Turn the laptop upside down so the battery faces upwards.
Remove the two 7 mm Phillips screws that secure the battery.

Turn the laptop upside down so the battery faces upwards.

Remove the two 7 mm Phillips screws that secure the battery.

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Step 2

Place both thumbs on the outside edges of the battery that meet the device.
Push the battery out and away from the laptop.
The battery should slide out with little resistance.

Place both thumbs on the outside edges of the battery that meet the device.

Push the battery out and away from the laptop.

The battery should slide out with little resistance.

Step 3

              Back Casing

Remove the thirteen 7 mm Phillips #1 screws from the bottom of the chassis.

Remove the thirteen 7 mm Phillips #1 screws from the bottom of the chassis.

Step 4

Starting at the center, insert a spudger into the crevice between the bottom casing and the keyboard and pry upwards.
Gently slide the spudger along the entire perimeter of the device and pry the casing loose to unhook six clips.
These images show a metal spudger, which has the potential to damage the device. Use a plastic opening tool or standard spudger instead.
Do not be alarmed if you feel a gentle tug or hear a click as you slide your spudger. These sounds are the clips detaching from the casing.

Starting at the center, insert a spudger into the crevice between the bottom casing and the keyboard and pry upwards.

Gently slide the spudger along the entire perimeter of the device and pry the casing loose to unhook six clips.

These images show a metal spudger, which has the potential to damage the device. Use a plastic opening tool or standard spudger instead.

Do not be alarmed if you feel a gentle tug or hear a click as you slide your spudger. These sounds are the clips detaching from the casing.

Step 5

Use your fingers to finish removing the casing from the device.

Use your fingers to finish removing the casing from the device.

Step 6

Fan

Remove the three 7 mm Philips head screws by turning the screws counter clockwise.

Remove the three 7 mm Philips head screws by turning the screws counter clockwise.

Step 7

Gently lift the copper heat sink to make the fan more accessible.
The copper heat sink should not detach. Do not pull on it too hard.

Gently lift the copper heat sink to make the fan more accessible.

The copper heat sink should not detach. Do not pull on it too hard.

Step 8

Maneuver the fan’s bottom left corner above the copper heat sink.

Maneuver the fan’s bottom left corner above the copper heat sink.

Step 9

Cautiously move the white cable cover to allow for the fan to be lifted away.
Do not detach the white cable cover.

Cautiously move the white cable cover to allow for the fan to be lifted away.

Do not detach the white cable cover.

Step 10

Lift the fan approximately one inch upward from back of the laptop.
Detach the white cable connector from the connective port.

Lift the fan approximately one inch upward from back of the laptop.

Detach the white cable connector from the connective port.

Step 11

Once the cable port is detached, lift the fan free from the device.

Once the cable port is detached, lift the fan free from the device.

Step 12

              Hard Drive

Once the device is open from the bottom, look for the bright blue plastic frame which encases the hard drive

Once the device is open from the bottom, look for the bright blue plastic frame which encases the hard drive

Step 13

Locate the four side plugs of the blue plastic casing which secure the hard drive in place.
Unplug the four clips by gently pulling them upward.

Locate the four side plugs of the blue plastic casing which secure the hard drive in place.

Unplug the four clips by gently pulling them upward.

Step 14

Gently slide the hard disk towards the right side of your laptop.
The hard disk drive should now be free from the black connector port.

Gently slide the hard disk towards the right side of your laptop.

The hard disk drive should now be free from the black connector port.

Step 15

Gently lift the hard drive upward, removing it from the Toshiba device.
The hard disk should now be completely removed from the Toshiba Satellite C55D device.

Gently lift the hard drive upward, removing it from the Toshiba device.

The hard disk should now be completely removed from the Toshiba Satellite C55D device.

Step 16

              Motherboard

Remove all pieces of yellow polyimide tape that covers the connectors and cables on the motherboard.

Remove all pieces of yellow polyimide tape that covers the connectors and cables on the motherboard.

Step 17

Unplug all wires from the motherboard. Large wires will be held in by gray plastic clips on the sides of the plugs that are to be pushed out. Smaller wires either pull straight out or will have a gray tab to lift out before pulling the wire out.

Unplug all wires from the motherboard. Large wires will be held in by gray plastic clips on the sides of the plugs that are to be pushed out. Smaller wires either pull straight out or will have a gray tab to lift out before pulling the wire out.

Step 18

Remove the three screws circled in the picture.

Remove the three screws circled in the picture.

Step 19

Carefully remove the motherboard from the laptop.

Carefully remove the motherboard from the laptop.

To reassemble your device, follow these instructions in reverse order.

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Author

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                    Drew Fryman

Member since: 04/11/2022

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Team

                       IUPUI, Team 1-2, Beck Spring 2022                        

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Confusing Text#

Introduction#

What you need#

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Confusing Text

Introduction

What you need

Team