Capresso Perfectea 260 Control System Replacement

crwdns2931653:01crwdne2931653:0 Motherboard

• First, take the base of the device and flip it over.
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• Remove the four 12 mm Phillips #2 screws surrounding the base then lift the bottom half of the base to expose the circuit boards inside the device.
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• Remove the two 7.5 mm Phillips #2 screws holding in the motherboard
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• Unplug the wire going into the side of the motherboard
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• Use the metal spudger to cut open the rubber covering the latch where it clamps onto the copper tab.
• Unplug wire at heating element by first using the metal spudger to push the latch in and then pushing it out.
• Be careful when unplugging the wire as if it is done too forcefully it can damage the connection and make it difficult to connect a new motherboard
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• Lift the motherboard out of the device
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crwdns2931653:07crwdne2931653:0 Control System
• Remove the two 7.5mm Phillips #2 screws from the metal frame.
• Remove the frame from the assembly.
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• Remove the two 6mm fine thread Phillips #2 screws attaching the small computer chip to the metal frame.
• Flip over and remove the 7.5 mm fine thread Phillips #2 screw from the back while holding the 5mm nut on the front securely.
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• Find the cable that attaches the small computer chip to the heating element connections.
• Use the spudger to cut open the rubber coating on the latch where it clamps onto the copper tab.
• Insert the metal spudger into the rectangular hole on the latch and push toward the tab (away from the wire) to unbend the tab.
• Push the latch off the tab with the spudger.
• The tab will come loose suddenly. Make sure that you apply force in a controlled manner to avoid injuring yourself or damaging the other components.
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• Identify the two computer chips that connect the two yellow wires to the temperature controls.
• Remove the four 5 mm Phillips #1 screws.
• Remove the two computer chips from their places.
• The two computer chips are held in place by plastic interference pins. Wiggle the board free of these pins to remove.
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• Find the computer chip over the dial.
• Remove the three 6mm Phillips #2 screws.
• Remove the computer chip.
• Remember the orientation of the computer chip on the dial and which peg goes into which hole.
• Keep the plastic frame on the bottom of the chip attached.
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• Unplug the four cables on the left side of the chip.
• Remember which cable goes to which plug.
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Kenji Anzai

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Cal Poly, Team 6-17, Maness Spring 2015 crwdns2935289:0Cal Poly, Team 6-17, Maness Spring 2015crwdne2935289:0

CPSU-MANESS-S15S6G17

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