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Pantech Matrix Motherboard Replacement

Introduction

The motherboard of the Pantech Matrix C740 functions as the control center for phone functioning; however, faulty functioning of the motherboard may cause the device to either not function properly or not function at all. Therefore, this guide serves as an aid in the replacement of the motherboard for the Pantech Matrix C740.

What you need

  1. Pantech Matrix Motherboard Replacement, Phone Orientation: step 1, image 1 of 1

    • Place phone with screen side facing toward you.

    Edit

  2. Pantech Matrix Motherboard Replacement, Phone Orientation: step 2, image 1 of 1

    • Flip phone over so screen side is now facing down.

    Edit

  3. Pantech Matrix Motherboard Replacement, Remove Back Cover: step 3, image 1 of 2 Pantech Matrix Motherboard Replacement, Remove Back Cover: step 3, image 2 of 2

    • Gently slide the backside phone cover off exposing the battery underneath.

    Edit

  4. Pantech Matrix Motherboard Replacement, Lift Battery: step 4, image 1 of 1

    • Carefully lift the battery up from where the spudger is pointed.

    Edit

  6. Pantech Matrix Motherboard Replacement, Remove Battery: step 5, image 1 of 1

    • Remove the battery from its dock.

    Edit

  7. Pantech Matrix Motherboard Replacement, Slide SIM Card Out: step 6, image 1 of 3 Pantech Matrix Motherboard Replacement, Slide SIM Card Out: step 6, image 2 of 3 Pantech Matrix Motherboard Replacement, Slide SIM Card Out: step 6, image 3 of 3

    • Slide the SIM Card out of its dock.

    Edit

  8. Pantech Matrix Motherboard Replacement, Remove Phone Screws: step 7, image 1 of 2 Pantech Matrix Motherboard Replacement, Remove Phone Screws: step 7, image 2 of 2

    • Use a Phillips screwdriver to remove the four 2mm Phillips #000 screws from each corner of the device.

    Edit

  9. Pantech Matrix Motherboard Replacement, Remove Phone Casing: step 8, image 1 of 2 Pantech Matrix Motherboard Replacement, Remove Phone Casing: step 8, image 2 of 2

    • Rotate the phone so the base is facing you.

    • Use spudger to separate phone casing and inside as shown.

    • Remove the casing carefully and set aside.

    Edit

  10. Pantech Matrix Motherboard Replacement, Remove Camera Screws: step 9, image 1 of 2 Pantech Matrix Motherboard Replacement, Remove Camera Screws: step 9, image 2 of 2

    • Place phone with exposed motherboard facing you.

    • Use a Phillips screwdriver to remove the five 2mm Phillips #000 screws holding the camera in place.

    Edit

  11. Pantech Matrix Motherboard Replacement, Expose Keypad: step 10, image 1 of 1

    • Carefully lift up the motherboard to expose the back of the keypad.

    Edit

  12. Pantech Matrix Motherboard Replacement, Remove Keypad: step 11, image 1 of 2 Pantech Matrix Motherboard Replacement, Remove Keypad: step 11, image 2 of 2

    • Use spudger to gently pry the keypad away from the rest of the phone.

    Edit

  13. Pantech Matrix Motherboard Replacement, Remove Motherboard: step 12, image 1 of 3 Pantech Matrix Motherboard Replacement, Remove Motherboard: step 12, image 2 of 3 Pantech Matrix Motherboard Replacement, Remove Motherboard: step 12, image 3 of 3

    • Grip the motherboard and gently pull to separate it from the rest of the phone.

    Edit
Conclusion

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

One other person completed this guide.

Author

with 3 other contributors

Zeel Patel

Member since: 10/13/14

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