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Audiovox CDM-8900 Logic Board Replacement

Introduction

This is how to remove the 5 screws and pry the logic board free.

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  1. Audiovox CDM-8900 Logic Board Replacement, Battery: étape 1, image 1 de 2 Audiovox CDM-8900 Logic Board Replacement, Battery: étape 1, image 2 de 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 Logic Board Replacement, Antenna: étape 2, image 1 de 3 Audiovox CDM-8900 Logic Board Replacement, Antenna: étape 2, image 2 de 3 Audiovox CDM-8900 Logic Board Replacement, Antenna: étape 2, image 3 de 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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  4. Audiovox CDM-8900 Logic Board Replacement, Logic Board: étape 3, image 1 de 3 Audiovox CDM-8900 Logic Board Replacement, Logic Board: étape 3, image 2 de 3 Audiovox CDM-8900 Logic Board Replacement, Logic Board: étape 3, image 3 de 3

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

    • Warning: Screws are very small and may be difficult to see while unscrewing.

    • Unscrew all five (5) screws on the back of cell phone.

    • If screws do not remove after fully unthreading, gently invert and tap phone in hand until the screws come loose.

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  5. Audiovox CDM-8900 Logic Board Replacement: étape 4, image 1 de 3 Audiovox CDM-8900 Logic Board Replacement: étape 4, image 2 de 3 Audiovox CDM-8900 Logic Board Replacement: étape 4, image 3 de 3

    • Wedge back plate away from cell phone using the leverage from the plastic spudger.

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

    • Detach logic board from LCD screen connector by gently detaching the small copper plate on the top right of the logic board (shown circled in blue and detached).

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  6. Audiovox CDM-8900 Logic Board Replacement: étape 5, image 1 de 3 Audiovox CDM-8900 Logic Board Replacement: étape 5, image 2 de 3 Audiovox CDM-8900 Logic Board Replacement: étape 5, image 3 de 3

    • Pop the logic board out from the front of the cell phone.

    • Before reassembly, be sure keypad is lined up with logic board.

    • Before reassembly, be sure camera lens is properly aligned at the top of the logic board and volume controls are in place.

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Conclusion

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

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Auteur

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Aaron Shaw

Membre depuis le 04/15/10

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Équipe

Cal Poly, Team 28-31, Regan Spring 2010 Membre de l'équipe Cal Poly, Team 28-31, Regan Spring 2010

CPSU-REGAN-S10S28G31

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12 tutoriels rédigés

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