Introduction

Software issues indicate a damaged or faulty motherboard. If the device is not functional or there are significant faults in performance, the motherboard is likely in need of replacement. The motherboard is the powerhouse of the device; this piece of hardware is responsible for nearly all aspects of the phone's functional performance. Replacement of a faulty motherboard is necessary for proper performance of the device.

Use the spudger to pry the back cover off.
  • Use the spudger to pry the back cover off.

Add Comment

Use  spudger tool to pry under the battery to lift it up and out.
  • Use spudger tool to pry under the battery to lift it up and out.

Add Comment

Remove eight 8.3mm T4  screws with the  Torx screwdriver.
  • Remove eight 8.3mm T4 screws with the Torx screwdriver.

Add Comment

Pry the back panel of the screen using the plastic opener.
  • Pry the back panel of the screen using the plastic opener.

  • Work your way gently around the device, using picks as necessary to keep the back panel separated.

  • Use caution not to damage the device, as it takes force to remove the rear panel.

Add Comment

Remove the 3mm PH00 screw located at the bottom center of the motherboard using a P#00 Phillip's head screwdriver.
  • Remove the 3mm PH00 screw located at the bottom center of the motherboard using a P#00 Phillip's head screwdriver.

Add Comment

Using the tweezers gently disconnect the wire from the vibrator located on the motherboard.
  • Using the tweezers gently disconnect the wire from the vibrator located on the motherboard.

Add Comment

Remove volume control button ribbon with tweezers.
  • Remove volume control button ribbon with tweezers.

Add Comment

Carefully remove the ribbon attached to the top of the motherboard.
  • Carefully remove the ribbon attached to the top of the motherboard.

Add Comment

Unsnap the wire from the printed circuit board (PCB) using the tweezers.
  • Unsnap the wire from the printed circuit board (PCB) using the tweezers.

Add Comment

Conclusion

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

2 other people completed this guide.

Steven Pate

Member since: 09/23/2014

158 Reputation

7 Guides authored

Team

USF Tampa, Team 9-3, Blackwell Fall 2014 Member of USF Tampa, Team 9-3, Blackwell Fall 2014

USFT-BLACKWELL-F14S9G3

4 Members

7 Guides authored

0 Comments

Add Comment

View Statistics:

Past 24 Hours: 3

Past 7 Days: 11

Past 30 Days: 54

All Time: 1,977