Introduction

Use this guide to replace the daughterboard in the Samsung Mythic SGH-a897.

Slide your fingernail into the slit at the bottom of the phone to remove the back cover.
  • Slide your fingernail into the slit at the bottom of the phone to remove the back cover.

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Place your finger in either of the bottom corner of the battery slot and lift to remove the battery.
  • Place your finger in either of the bottom corner of the battery slot and lift to remove the battery.

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Remove six 5 mm Phillips #0 screws from the back of the phone.
  • Remove six 5 mm Phillips #0 screws from the back of the phone.

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Insert a plastic opening tool into the seam between the back case and the rest of the phone.
  • Insert a plastic opening tool into the seam between the back case and the rest of the phone.

  • Working along the seam, pry the back from the phone.

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Use a plastic opening tool to disconnect the camera cable from the motherboard. Carefully remove the camera from the phone.
  • Use a plastic opening tool to disconnect the camera cable from the motherboard.

  • Carefully remove the camera from the phone.

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Remove the two remaining 3.75 mm Phillips screws.
  • Remove the two remaining 3.75 mm Phillips screws.

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Firmly grip the black lever with tweezers Use the tweezers to flip the black lever up so that it is perpendicular to the motherboard.
  • Firmly grip the black lever with tweezers

  • Use the tweezers to flip the black lever up so that it is perpendicular to the motherboard.

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Carefully use the tweezers to slide the black ZIF cable out of the socket.
  • Carefully use the tweezers to slide the black ZIF cable out of the socket.

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Use the tweezers to unclip the black connector as shown. Use the tweezers to unclip the black connector as shown.
  • Use the tweezers to unclip the black connector as shown.

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Use the tweezers to unclip the orange flexible circuit board from the side of the phone. Use the tweezers to unclip the orange flexible circuit board from the side of the phone.
  • Use the tweezers to unclip the orange flexible circuit board from the side of the phone.

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Use the tweezers to unclip the other orange, smaller flexible circuit board.
  • Use the tweezers to unclip the other orange, smaller flexible circuit board.

  • Work carefully. This is a very delicate part of the phone that can easily be broken.

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Slide one side of the tweezers underneath the red and blue wires of the capacitor. Carefully apply pressure away from the phone to lift.
  • Slide one side of the tweezers underneath the red and blue wires of the capacitor.

  • Carefully apply pressure away from the phone to lift.

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Carefully tilt the motherboard up from the back of the phone. Don't remove the motherboard completely. There is one more clip on the backside of the motherboard that needs to be removed.
  • Carefully tilt the motherboard up from the back of the phone.

  • Don't remove the motherboard completely. There is one more clip on the backside of the motherboard that needs to be removed.

  • Use tweezers to unclip the black connector.

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use the tweezers to unclip the connector as shown. This is the only attachment that is holding the daughterboard to the motherboard. You can no remove the daughterboard.
  • use the tweezers to unclip the connector as shown.

  • This is the only attachment that is holding the daughterboard to the motherboard. You can no remove the daughterboard.

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Conclusion

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

Collin Gordon

Member since: 04/08/2013

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3 Guides authored

Team

Cal Poly, Team 17-1, Regan Spring 2013 Member of Cal Poly, Team 17-1, Regan Spring 2013

CPSU-REGAN-S13S17G1

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