Introduction

This guide will explain how to replace the screen on the Toshiba Satellite P855-S5312. Reasons for replacement include black or spotty screen images. The screen is a very fragile component of the device. It requires a small plastic prying tool and a small screwdriver.

Unscrew the one 1.5mm screw using a Philips #0 screwdriver holding the L shape panel.
  • Unscrew the one 1.5mm screw using a Philips #0 screwdriver holding the L shape panel.

  • Pry up the panel to gain access to hidden screws.

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Remove the fourteen (14) screws using a Philips #0 screwdriver for the 1.5mm screws on the underside of casing.
  • Remove the fourteen (14) screws using a Philips #0 screwdriver for the 1.5mm screws on the underside of casing.

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  • Unscrew the nine 1.5mm screws using a Philips #0 screwdriver under the keyboard with the F6 printed next to them.

  • Unplug the three no-fuss ribbon cable connector cables by gently pulling on them away from you towards the keyboard.

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  • Pry apart the casing with the plastic opening tool.

  • Removing the cover under keyboard.

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  • Unplug the single no-fuss cable connector using the plastic opening tool pushing the edges towards the fan.

  • Unscrew the two 1.5mm screws using a Philips #0 screwdriver by the head mounting holding down the fan.

  • Pull the fan up and remove it from the device.

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  • Turn laptop upside down with the spine facing towards you and locate the microchip.

  • Remove the white and black sliding connector wires by prying upward with tweezers gently pulling the black and white wires upwards.

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  • Unplug the single ZIF connector ribbon by gently pulling up.

  • Pull the white and black wires through from the underside of device.

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  • Unscrew the four hinges mounting the 1.5mm screws on each side from casing using a Philips #0 screwdriver.

  • Remove entire screen assembly from casing.

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  • Locate the two black sticker covers on the bottom of both sides of the monitor

  • Using a pair of tweezers, carefully remove black stickers concealing two screws

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  • Using a prying tool, carefully pry along the edges of the screen cover

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  • Unscrew the two 1.5mm screws at the bottom of monitor using a Philips #0 screwdriver.

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  • With all the edges of the screen cover pried up, carefully remove the screen cover.

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  • Using the Philips #0 screwdriver, remove the four 1.5mm screws at the corners of the screen.

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  • At the top of the screen, using the tweezers, remove the ZIF ribbon connector by gently pushing it up.

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  • Remove the screen from the device.

  • Make sure to be carful because the screen is very fragile.

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Conclusion

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

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Bishop Clark

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USF Tampa, Team S10-G2, Thompson Fall 2017 Member of USF Tampa, Team S10-G2, Thompson Fall 2017

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