Introduction
The mainboard controls all of the software on the Nikon D40. A faulty mainboard can cause problems that will require a new board. This guide will show you how to replace the camera's mainboard.
What you need
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Remove the two visible 6.0 mm Philips #0 screws on the left and right sides of the viewfinder. These screws are highlighted in red.
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Remove the four 6.0 mm Philips #0 screws on the left and right sides of the camera.
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Remove the four highlighted 3.0 mm Philips #0 screws on the bottom of the camera.
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Use the plastic opening tool to release the ribbon cables attached to the mainboard.
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To reassemble your device, follow these instructions in reverse order.
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Cal Poly, Team 6-19, Maness Winter 2014 Member of Cal Poly, Team 6-19, Maness Winter 2014
CPSU-MANESS-W14S6G19
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3 Guide Comments
What is the ordering of the small wires on the bottom? It is hard to put back together from the photos. Thanks!
wheres the power source? i mean the fuse
in the main board located kindly put markings on it
