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A guide to remove the Logic Board from the Sega Dreamcast.
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Flip the console over on its back.
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Take note of your model number, in case replacement parts are needed.
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Remove the expansion bay by applying pressure to the small clip on the expansion bay while prying it away from the console.
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Locate and remove all four black 12mm Phillips #02 screws from the underside of the console.
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Turn the console right side up.
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Remove the top cover by gently lifting the upper portion of the console.
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Remove the white female pin header by clamping the clip and pulling it up gently from the power board.
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Remove the two 10mm Philips #02 screws that are fastened to the power block.
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Do not bend the male pin header between the mounted head when you remove the power supply from the chassis.
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Remove the power board by using both hands to gently lift the power board away from the console.
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Remove the clear plastic film that is tucked between the power supply and the chassis.
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Disconnect the white controller cable by gently pulling the the cable while wiggling it back and forth until it detaches from the controller board.
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Remove the four 14mm Philips #02 screws located on the controller board.
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Disconnect the white fan header from the controller port.
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Remove the controller board by lifting it up from the controller port.
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Detach the orange cable by giving it a gentle pull while wiggling the cable back and forth until it loosens from the logic board.
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Detach the cables by gently pulling the three GD-ROM cables to remove them from the logic board.
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Remove the two black 12mm Philips #02 screws located on the left side of the GD-ROM bracket.
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Remove the GD-ROM by gently lifting it from its base.
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Remove the white fan header by gently pulling it away from from the controller port.
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Remove the two 8.5mm Philips #00 screws from the fan bracket.
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Remove the two 17.5mm Philips #00 screws from the fan bracket.
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Remove the fan from the bracket.
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Remove the five 10mm Philips #02 screws from left side of the logic board cover.
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Remove the three black 12mm Philips #02 screws from the right side of the logic board cover.
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Lift the metal cover from the console.
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Remove the logic board and set the logic board on an anti-static surface.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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Cal Poly, Team 5-1, Regan Fall 2009 crwdns2935289:0Cal Poly, Team 5-1, Regan Fall 2009crwdne2935289:0
CPSU-REGAN-F09S5G1
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crwdns2947410:01crwdne2947410:0
helpful but my dreamcast had a different logic board and as well as fan and gd-rom so keep that in mind if u see something different in your unit
