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Samsung SGH-T639 Keypad Replacement

What you need

  1. Samsung SGH-T639 Keypad Replacement, Battery: step 1, image 1 of 1
    • Flip the phone over and take off the back cover

    • Note: These images do not contain the back cover or battery of the phone.

  2. Samsung SGH-T639 Keypad Replacement: step 2, image 1 of 1
    • Use button to remove battery from the phone.

    • Note: These images do not contain the back cover or battery of the phone.

  3. Samsung SGH-T639 Keypad Replacement, SIM Card: step 3, image 1 of 3 Samsung SGH-T639 Keypad Replacement, SIM Card: step 3, image 2 of 3 Samsung SGH-T639 Keypad Replacement, SIM Card: step 3, image 3 of 3
    • Locate SIM card

    • Slide SIM card down and gently pull out of the card slot

  4. Samsung SGH-T639 Keypad Replacement, Motherboard: step 4, image 1 of 3 Samsung SGH-T639 Keypad Replacement, Motherboard: step 4, image 2 of 3 Samsung SGH-T639 Keypad Replacement, Motherboard: step 4, image 3 of 3
    Tool used on this step:
    Magnetic Project Mat
    $19.95
    Buy
    • Locate the six (4mm) screws on the back casing of the phone.

    • Unscrew each one using a phillips head #000 screwdriver.

    • Place screws on magnetic mat.

  5. Samsung SGH-T639 Keypad Replacement: step 5, image 1 of 3 Samsung SGH-T639 Keypad Replacement: step 5, image 2 of 3 Samsung SGH-T639 Keypad Replacement: step 5, image 3 of 3
    • Starting at the top of the phone, carefully insert plastic opening device into the seam.

    • Carefully slide device along the seam and around the corners of the phone until the back is separated from the front.

    • Note: Some force must be exerted. Be careful when taking off panel. Go slow.

    • Note: The volume button may separate from the case, this is normal. It is not broken.

  6. Samsung SGH-T639 Keypad Replacement: step 6, image 1 of 3 Samsung SGH-T639 Keypad Replacement: step 6, image 2 of 3 Samsung SGH-T639 Keypad Replacement: step 6, image 3 of 3
    Tool used on this step:
    Tweezers
    $4.99
    Buy
    • Locate the connection point of black wire running from the microphone to the motherboard.

    • Carefully disconnect the gold connector from the motherboard using tweezers.

  7. Samsung SGH-T639 Keypad Replacement: step 7, image 1 of 3 Samsung SGH-T639 Keypad Replacement: step 7, image 2 of 3 Samsung SGH-T639 Keypad Replacement: step 7, image 3 of 3
    • Locate the red connector at the top of the motherboard.

    • Carefully lift and remove the connector from the motherboard using tweezers.

  8. Samsung SGH-T639 Keypad Replacement: step 8, image 1 of 3 Samsung SGH-T639 Keypad Replacement: step 8, image 2 of 3 Samsung SGH-T639 Keypad Replacement: step 8, image 3 of 3
    • Locate the gold connector that connects the screen to the motherboard.

    • Carefully disconnect the connector from the motherboard using tweezers.

  9. Samsung SGH-T639 Keypad Replacement: step 9, image 1 of 3 Samsung SGH-T639 Keypad Replacement: step 9, image 2 of 3 Samsung SGH-T639 Keypad Replacement: step 9, image 3 of 3
    • Start at the bottom of the motherboard and gently pry it from the back of the cell phone using the plastic opening tool.

    • Lift the motherboard from the cell phone.

  10. Samsung SGH-T639 Keypad Replacement: step 10, image 1 of 1
    • Remove the motherboard from the cell phone.

  11. Samsung SGH-T639 Keypad Replacement, Keypad: step 11, image 1 of 2 Samsung SGH-T639 Keypad Replacement, Keypad: step 11, image 2 of 2
    • Locate the two black, rubber tabs near the top of the back of the phone.

    • Locate the one black, rubber tab near the base of the phone.

  12. Samsung SGH-T639 Keypad Replacement: step 12, image 1 of 3 Samsung SGH-T639 Keypad Replacement: step 12, image 2 of 3 Samsung SGH-T639 Keypad Replacement: step 12, image 3 of 3
    Tool used on this step:
    Tweezers
    $4.99
    Buy
    • Using tweezers, pry each of the tabs open.

    • Tuck each tab behind the white notch.

    • By tucking the tabs behind each notch. This allows improves the ease of removing the keypad.

  13. Samsung SGH-T639 Keypad Replacement: step 13, image 1 of 3 Samsung SGH-T639 Keypad Replacement: step 13, image 2 of 3 Samsung SGH-T639 Keypad Replacement: step 13, image 3 of 3
    • Flip phone over to make the keypad visable.

    • Carefully lift keypad around the edges.

    • Remove keypad from the cell phone.

Conclusion

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

Yi Ren

Member since: 03/26/14

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Team

Clemson, Team 1-4, Benson Spring 2014 Member of Clemson, Team 1-4, Benson Spring 2014

CLEM-BENSON-S14S1G4

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