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Audiovox CDM-8900 Motherboard Replacement

Introduction

This is how to replace your motherboard and reassemble your phone in your Audiovox CDM-8900.

What you need

  1. Audiovox CDM-8900 Motherboard Replacement, Battery: step 1, image 1 of 2 Audiovox CDM-8900 Motherboard Replacement, Battery: step 1, image 2 of 2

    • Hold the phone in one hand, slide the latch up, and pull the battery up to remove it.

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  2. Audiovox CDM-8900 Motherboard Replacement, Antenna: step 2, image 1 of 3 Audiovox CDM-8900 Motherboard Replacement, Antenna: step 2, image 2 of 3 Audiovox CDM-8900 Motherboard Replacement, Antenna: step 2, image 3 of 3

    • Grasp the antenna at its base and twist to unscrew.

    • Remove the antenna along with its plastic casing from inside the battery housing. Keep the antenna in the plastic casing for reassembly.

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  3. Audiovox CDM-8900 Motherboard Replacement, Motherboard: step 3, image 1 of 3 Audiovox CDM-8900 Motherboard Replacement, Motherboard: step 3, image 2 of 3 Audiovox CDM-8900 Motherboard Replacement, Motherboard: step 3, image 3 of 3

    • Remove the small rubber insert from the top of the phone to access the top screw.

    • Unscrew all five screws on the back of the cell phone with a Phillips #00 screwdriver.

    • If screws do not slide out after unscrewing, gently flip and tap the phone in your hand until the screws come loose.

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  4. Audiovox CDM-8900 Motherboard Replacement: step 4, image 1 of 3 Audiovox CDM-8900 Motherboard Replacement: step 4, image 2 of 3 Audiovox CDM-8900 Motherboard Replacement: step 4, image 3 of 3

    • Wedge the phone plate toward you, using the leverage from an opening tool.

    • The volume control button on the left side of the phone will loosen. Make sure to carefully reinsert it during reassembly.

    • Detach the motherboard from the LCD screen connector by gently detaching the small copper plate on the top right of the motherboard.

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  5. Audiovox CDM-8900 Motherboard Replacement: step 5, image 1 of 3 Audiovox CDM-8900 Motherboard Replacement: step 5, image 2 of 3 Audiovox CDM-8900 Motherboard Replacement: step 5, image 3 of 3

    • To release the motherboard, push the large "OK" button located on the other side of the phone.

    • Before reassembly, make sure the keypad is lined up with the motherboard. Be sure the camera lens is properly aligned at the top of the motherboard and the volume controls are in place.

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Conclusion

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

One other person completed this guide.

Author

with 13 other contributors

Aaron Shaw

Member since: 04/15/10

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Team

Cal Poly, Team 28-31, Regan Spring 2010 Member of Cal Poly, Team 28-31, Regan Spring 2010

CPSU-REGAN-S10S28G31

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12 Guides authored

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