Introduction
Please follow these steps to replace the button memory board.
What you need
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Open the battery flap on the bottom of the camera by applying pressure and pushing in the direction of the arrow.
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Remove your finger and allow the flap to pop open.
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Remove the ring around the lens by simultaneously pressing the black button located at the bottom right of the ring and rotating the ring counterclockwise.
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Remove the 3.3 mm screw on the right side of the viewfinder using a Phillips #00 screwdriver.
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Open the port cover by lifting up the tab with your finger and remove the 3.3 mm screw underneath the cover using a Phillips #00 screwdriver.
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Remove the other 3.3 mm screw below the ports using a Phillips #00 screwdriver.
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Using your fingers, carefully pull the the back cover off by grabbing the bottom left of the back cover and pulling outwards.
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Remove the 3.8 mm screw at the bottom right of the port cover housing using a Phillips #00 screwdriver.
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Lift away the port cover housing.
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Reorient the camera so that you are looking at the back.
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Unplug the button circuit board from the motherboard by unlocking the ZIF connector (lifting gently the brown lock that keeps the cable in place) pull the connector downwards with the tweezers.
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Remove the 3.0 mm screw on the top of the button memory board using a Phillips #00 screwdriver.
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Remove the 2.8 mm screw on the bottom of the button memory board using a Phillips #00 screwdriver.
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