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Nokia 8390 Motherboard Replacement

What you need

  1. Nokia 8390 Motherboard Replacement, Back Cover: step 1, image 1 of 1
    • Locate the button on the bottom of the back cover.

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  2. Nokia 8390 Motherboard Replacement: step 2, image 1 of 3 Nokia 8390 Motherboard Replacement: step 2, image 2 of 3 Nokia 8390 Motherboard Replacement: step 2, image 3 of 3
    • Depress the button with your finger.

    • While the button is depressed, slide the back cover off of the phone.

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  3. Nokia 8390 Motherboard Replacement, Outer Case: step 3, image 1 of 3 Nokia 8390 Motherboard Replacement, Outer Case: step 3, image 2 of 3 Nokia 8390 Motherboard Replacement, Outer Case: step 3, image 3 of 3
    • Grasp the top and bottom of the front cover.

    • Grasp the phone body with your other hand.

    • Lightly pull the casing off of the phone.

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  4. Nokia 8390 Motherboard Replacement, Keypad: step 4, image 1 of 3 Nokia 8390 Motherboard Replacement, Keypad: step 4, image 2 of 3 Nokia 8390 Motherboard Replacement, Keypad: step 4, image 3 of 3
    • Lightly peel the keypad off of the phone.

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  5. Nokia 8390 Motherboard Replacement, Motherboard: step 5, image 1 of 3 Nokia 8390 Motherboard Replacement, Motherboard: step 5, image 2 of 3 Nokia 8390 Motherboard Replacement, Motherboard: step 5, image 3 of 3
    • Locate the six star-shaped screws on the phone.

    • Note: There are two on the bottom end, two in the middle, and two on the top end.

    • Remove these screws using the screwdriver.

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  6. Nokia 8390 Motherboard Replacement: step 6, image 1 of 3 Nokia 8390 Motherboard Replacement: step 6, image 2 of 3 Nokia 8390 Motherboard Replacement: step 6, image 3 of 3
    • Grab the top and bottom of the phone casing.

    • Carefully pull the motherboard apart from the bottom casing.

    • The circuit board should be divided into two parts.

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  7. Nokia 8390 Motherboard Replacement: step 7, image 1 of 3 Nokia 8390 Motherboard Replacement: step 7, image 2 of 3 Nokia 8390 Motherboard Replacement: step 7, image 3 of 3
    • Grab the top and bottom of the remaining casing.

    • Carefully pull apart the casing from the circuit board.

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  8. Nokia 8390 Motherboard Replacement: step 8, image 1 of 1
    • The circuit board should be divided into three parts, completely separate from the back casing, as shown.

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Conclusion

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

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Clinton

Member since: 10/22/12

57 Reputation

7 Guides authored

Team

Clemson, Team 14-5, Benson Fall 2012 Member of Clemson, Team 14-5, Benson Fall 2012

CLEM-BENSON-F12S14G5

3 Members

29 Guides authored

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