Dragon Touch Mid 7138 Motherboard Replacement Repair Guide

Difficulty

Difficult

Steps

7

Time Required

                          10 - 15 minutes            

Sections

2

• Back Cover
• 2 steps
• Motherboard
• 5 steps

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Introduction

What you need

Step 1

              Back Cover               

• Wedge a plastic spudger between the back panel and the screen to begin lifting the back cover.
• Wedge around all edges until the back cover pops off entirely.

Wedge a plastic spudger between the back panel and the screen to begin lifting the back cover.

Wedge around all edges until the back cover pops off entirely.

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Step 2

• Gently pry the back cover from the screen using your hands.

Gently pry the back cover from the screen using your hands.

Step 3

              Motherboard               

• Remove tape covering wire joints
• Remove (3) 2.5mm screws using a PH001 screw driver.
• The screws locations are highlighted in the image to the left.

Remove tape covering wire joints

Remove (3) 2.5mm screws using a PH001 screw driver.

The screws locations are highlighted in the image to the left.

Step 4

• Remove black tape and using your fingers, pull the orange ribbon labeled BSR028-V3-KDX out of its port.

Remove black tape and using your fingers, pull the orange ribbon labeled BSR028-V3-KDX out of its port.

Step 5

• Similar to previous step, pull the large U2 ribbon gentle out of its port.

Similar to previous step, pull the large U2 ribbon gentle out of its port.

Step 6

• Remove the last orange ribbon labeled 24 by pulling the motherboard away from the ribbon

Remove the last orange ribbon labeled 24 by pulling the motherboard away from the ribbon

Step 7

• Desolder the wires attached to the mother board with a soldering iron.
• Then pull the wires from the joints.

Desolder the wires attached to the mother board with a soldering iron.

Then pull the wires from the joints.

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

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Author

                                      with 5 other contributors 

                    Trevor Farkas                     

Member since: 01/26/2017

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                       IUPUI, Team 2-4, Baechle Spring 2017                        

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