Introduction

If you are experiencing issues with the LCD screen on top of the brush, this guide will walk you through on how to take apart the brush in order to replace the screen. Soldering is involved, so if you don't know how to solder take a look at How To Solder and Desolder Connections.

Remove the seven 5mm Phillips #1 screws on the comb-side of the brush.
  • Remove the seven 5mm Phillips #1 screws on the comb-side of the brush.

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Now that the screws are taken out, remove the backside of the comb.
  • Now that the screws are taken out, remove the backside of the comb.

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Unplug the power cord from the insert inside of the brush.
  • Unplug the power cord from the insert inside of the brush.

  • Be careful not to tug on the wires. Hold the insert when removing the power cord.

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Remove the circuit board and heating element from the handle.
  • Remove the circuit board and heating element from the handle.

  • This will make it easier to work on for later steps.

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Locate the LED screen on the top side of the circuit board
  • Locate the LED screen on the top side of the circuit board

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Flip the circuit board to start soldering.
  • Flip the circuit board to start soldering.

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Using the soldering tool, melt the solder holding the LCD screen on the circuit board. The screen is soldered in 11 places on the circuit board. Melt each of these points and remove the screen.
  • Using the soldering tool, melt the solder holding the LCD screen on the circuit board.

  • The screen is soldered in 11 places on the circuit board. Melt each of these points and remove the screen.

  • Soldering Technique Guide

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Now that the LCD screen is removed, use a soldering tool and solder to install the new screen on the circuit board. Solder at the same 11 points where you previously melted  to remove the screen.
  • Now that the LCD screen is removed, use a soldering tool and solder to install the new screen on the circuit board.

  • Solder at the same 11 points where you previously melted to remove the screen.

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Conclusion

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

Malak

Member since: 11/06/2017

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IUPUI, Team S1-G3, Harley Fall 2017 Member of IUPUI, Team S1-G3, Harley Fall 2017

IUPUI-HARLEY-F17S1G3

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