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Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement

Introdução

Replacement of the USB daughterboard on any Kaffelogic Nano or Nucleus Link coffee roaster with a D or P prefix serial number.

O que você precisa

  1. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Removing Front Panel Screws: passo 1, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Removing Front Panel Screws: passo 1, imagem 2 %32

    • Remove the 6x 2.5mm Hex screws on the left and right side of the roaster.

    • Take care not to damage the buttons while maneuvering the front panel, with all six screws removed it may fall away.

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  2. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Lift the closure: passo 2, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Lift the closure: passo 2, imagem 2 %32

    • Hold the front panel steady while removing the plastic top/closure.

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  3. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Removing the front panel: passo 3, imagem 1 %32

    • Pull away the front panel carefully.

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  4. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Removing the rear panel: passo 4, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Removing the rear panel: passo 4, imagem 2 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Removing the rear panel: passo 4, imagem 3 %32

    • Remove the last 2.5mm Hex screw securing the rear panel.

    • Pull up on the rear panel to remove it from the roaster.

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  5. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Access granted: passo 5, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Access granted: passo 5, imagem 2 %32

    • Set the panels aside somewhere safe and bask in the beauty of your naked roaster.

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  7. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Disconnect the thermocouple: passo 6, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Disconnect the thermocouple: passo 6, imagem 2 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Disconnect the thermocouple: passo 6, imagem 3 %32

    • Use a 2.0mm slotted screwdriver to remove the thermocouple wires from the PCB-A

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  8. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Disconnect the motor: passo 7, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Disconnect the motor: passo 7, imagem 2 %32

    • Disconnect the motor cable, this may take some wiggling.

    • Refrain from using pliers or metal tools on this connector, as the plastic insulation can be damaged.

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  9. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Disconnect the SSR signal: passo 8, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Disconnect the SSR signal: passo 8, imagem 2 %32

    • Pull upwards on the SSR signal connector to remove it.

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  10. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the cable carrier: passo 9, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the cable carrier: passo 9, imagem 2 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the cable carrier: passo 9, imagem 3 %32

    • Remove the 2x 2.5mm Hex screws securing the cable carrier to the base.

    • Be careful not to lay the roaster on its front as the buttons can be damaged or broken off.

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  11. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the ribbon connector: passo 10, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the ribbon connector: passo 10, imagem 2 %32

    • Gently remove the ribbon connector.

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  12. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove PCB screws: passo 11, imagem 1 %32

    • Unscrew the 4x PH2 PCB screws.

    • These screws are captive to the PCB.

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  13. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the PCB: passo 12, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the PCB: passo 12, imagem 2 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the PCB: passo 12, imagem 3 %32

    • Pull the PCB away from the base assembly.

    • Use pliers to disconnect the transformer secondary wires from the back of the PCB

    • The transformer wires may be reconnected in either orientation. If you are replacing the USB daughterboard, you can choose to leave these wires in place.

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  14. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove shroud screws: passo 13, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove shroud screws: passo 13, imagem 2 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove shroud screws: passo 13, imagem 3 %32

    • Remove the 2x 1.5mm hex screws securing the plastic USB shroud.

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  15. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove shroud: passo 14, imagem 1 %32

    • Slide the plastic shroud away from the PCB

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  16. Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the daughterboard: passo 15, imagem 1 %32 Kaffelogic Nano 7/LINK (D-P Serial) USB Daughterboard Replacement, Remove the daughterboard: passo 15, imagem 2 %32

    • Pull away on the daughterboard to remove it from the main PCB.

    Editar
Conclusão

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

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