Introduction

This guide will show you how to replace motherboard on a Emerson EM744. The tools need for this replacement are a #00 screwdriver, opening tools, spudger, and soldering kit.

  1. Use a Phillips 00 bit to remove two 3mm screws from the bottom of the tablet.
    • Use a Phillips 00 bit to remove two 3mm screws from the bottom of the tablet.

  2. Insert the nylon spudger into the bottom of the tablet, and gently slide it up the side. Pull apart the two sides of the tablet, exposing the circuit board, battery, and other components of the tablet. Pull apart the two sides of the tablet, exposing the circuit board, battery, and other components of the tablet.
    • Insert the nylon spudger into the bottom of the tablet, and gently slide it up the side.

    • Pull apart the two sides of the tablet, exposing the circuit board, battery, and other components of the tablet.

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  4. Use a Phillips 00 bit to remove 3 screws from the top of the tablet.
    • Use a Phillips 00 bit to remove 3 screws from the top of the tablet.

  5. Disconnect three ribbon connectors from the circuit board with the nylon spudger. Disconnect three ribbon connectors from the circuit board with the nylon spudger.
    • Disconnect three ribbon connectors from the circuit board with the nylon spudger.

  6. Remove tape from the motherboard.
    • Remove tape from the motherboard.

  7. Desolder the positive (red) wire to the positive (+) lead, followed by desoldering the negative (black) wire to the negative lead. Refer to the solder technique guide. Refer to the solder technique guide.
    • Desolder the positive (red) wire to the positive (+) lead, followed by desoldering the negative (black) wire to the negative lead.

    • Refer to the solder technique guide.

Conclusion

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

One other person completed this guide.

Micalle Marin

Member since: 09/15/2016

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USF Tampa, Team 2-5, Blackwell Fall 2016 Member of USF Tampa, Team 2-5, Blackwell Fall 2016

USFT-BLACKWELL-F16S2G5

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