Huawei Watch GT 2 (46 mm) Motherboard & Daughterboard Replacement

Written By: Dominik Schnabelrauch
  • Comments: 1
Huawei Watch GT 2 (46 mm) Motherboard & Daughterboard Replacement

Difficulty

Moderate

Steps

19

Time Required

40 minutes - 1 hour

Introduction

Use this guide to replace the motherboard & daughterboard in the Huawei Watch GT 2 (46 mm).

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    • Before starting repairs, take your watch off the charger and power it down.

    • Remove the watch band.

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    • Remove the four 3.7 mm-long Torx T2 screws.

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    • Insert the edge of a spudger into the middle loudspeaker opening at the top edge of your watch.

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    • The plastic clamps holding the back cover in place sit very tight and may require some force during the prying procedure.

    • Use the spudger to pry up the back cover assembly of your Huawei watch GT 2.

    • Don't try to remove the back cover assembly all the way yet, it's still connected to the motherboard.

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    • Carefully swing the back cover assembly open to an upward position.

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    • Remove the two 2.3 mm-long Phillips #00 screws.

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    • Use a pair of tweezer to remove the metal shield covering the multi-purpose flex connector.

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    • Use the flat end of a spudger to pry up and disconnect the multi-purpose flex connector.

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    • Separate the back cover assembly from the watch case.

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    • Use the flat end of a spudger to pry up and disconnect the main flex cable from the daughterboard.

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    • Use the flat end of a spudger to pry up and disconnect the watch buttons flex cable from the daughterboard.

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    • Use the flat end of a spudger to lift the right edge of the daughterboard off its socket.

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    • Use a pair of tweezers to remove the daughterboard.

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    • Remove the three 2.3 mm-long Phillips #00 screws.

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    • Use a pair of tweezers to remove the metal shield covering the display connectors.

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    • Use the flat end of a spudger to pry up and disconnect the left display flex cable.

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    • Use the flat end of a spudger to pry up and disconnect the right display flex cable.

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    • Use a pair of tweezers to carefully peel the watch button flex cable off the motherboard and fold it to the side.

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    • Remove the motherboard.

Conclusion

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

Take your e-waste to an R2 or e-Stewards certified recycler.

Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.

Author

Dominik Schnabelrauch

Member since: 23/11/16

176120 Reputation

One comment

Fine, the step 15 is quite difficult, because there is a pin into the U near the edge ... I did have to remove by the middle of the shield and pry It

Good job

Bruno Dujardin -