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Tubbutec OrganDonor Installation Manual

For korg delta dl-50
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Tools you will need:
• Soldering iron
• Wire stripper
• Metal drill 3.5mm (or similar)
• Metal drill for a 15mm hole (stepping drill for example)
• Center punch
• Screw driver
Included in the kit:
• OrganDonor Main Board
• 4x organ Donor Switch Board, 3x 2x16pin connector, 1x Single
• Analog switch connection: 2x 16pin 125cm, 2x 16pin 115cm,
2x16pin 105cm, 1x Single 55cm
• Interconnect cables: 1, 43cm, 3x 5cm
• Midi connector assembly
• Power connector
• Learn button
• Midi socket drill guide
• 2x M3 bolt, 2xM3 nut for midi socket
• 8x 2,9x6,5mm screws
• 4x plastic standoff for Mainboard
Tubbutec OrganDonor
Installation manual for Korg Delta DL-50

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Summary of Contents for Tubbutec OrganDonor

  • Page 1 • Center punch • Screw driver Included in the kit: • OrganDonor Main Board • 4x organ Donor Switch Board, 3x 2x16pin connector, 1x Single • Analog switch connection: 2x 16pin 125cm, 2x 16pin 115cm, 2x16pin 105cm, 1x Single 55cm •...

  • Page 2: Principle Of Operation

    OrganDonor uses analog switches to simulate keyboard presses directly. Normally this would require to solder two wires for each key. Luckily this can often be avoided by grouping common signals. OrganDonor features solder jumpers to connect common signals on the back of each analog switch board.
  • Page 3 Switchboard 2 2x16pin Header Switchboard 3 2x16pin Header Switchboard 4 Single Switch Board: solder bridge is also placed.

  • Page 4: Installation

    Installation First you need to remove the keyboard. The keyboard has 7 plugs, 6 of them (5 6pole plugs and 1 7pole plug) are connected to the voiceboard, these are the keycontacts. 1 plug (8pole) is connected to the panel board.
  • Page 5 Figure 2: Connector placement Figure 3: Common bus connections Now solder the wires to the connectors as stated in the list below. The notes are marked on the connectors, so it is quite easy to see which wire goes where.
  • Page 6 Switch board 1.1 (1st 16pin connector): Wire 1 (red stripe) gets soldered to note C1 on Connector 4 Wire 2 gets soldered to common connection 1 Wire 3 gets soldered to note C#1 on Connector 1 Wire 4 is not used and can get cut off Wire 5 gets soldered to note D1 on Connector 1 Wire 6 is not used and can get cut off Wire 7 gets soldered to note D#1 on Connector 4...
  • Page 7 Switch board 2.1 (1st 16pin connector): Wire 1 (red stripe) gets soldered to note E2 on Connector 5 Wire 2 is not used and can get cut off Wire 3 gets soldered to note F2 on Connector 2 Wire 4 is not used and can get cut off Wire 5 gets soldered to note F#2 on Connector 2 Wire 6 gets soldered to common connection 4 Wire 7 gets soldered to note G2 on Connector 5...
  • Page 8 Switch board 3.1 (1st 16pin connector): Wire 1 (red stripe) gets soldered to note G#3 on Connector 6 Wire 2 is not used and can get cut off Wire 3 gets soldered to note A3 on Connector 3 Wire 4 c Wire 5 gets soldered to note A#3 on Connector 3 Wire 6 is not used and can get cut off Wire 7 gets soldered to note B3 on Connector 6...
  • Page 9 Switch board 4 (Single Switch Board): The black wire gets soldered to note C5 on Connector 6 Figure 4: completed installation...

  • Page 10: Power Connection

    Power connection Attach the mainboard to the heatsink of the powersupply using the 4 self-adhesive plastic standoffs. You might want to cut the standoffs a little bit so they won`t protrude the heatsink. Figure 5: Main Board placement Solder the wires to the power supply board as shown in Figure 6. The yellow wire gets soldered to the white wires (-15V), the black wire to the black wires (GND) and the red wire to the red wires (+15V).
  • Page 11 Installing the midi socket Decide where you want to install the MIDI socket. Use the provided drill guide to center punch the locations of the 3 holes. The two small holes need to be about 3.5mm in diameter, the large hole 15mm.
  • Page 12 Wires are not included in the kit. Press the learn button and while it is pressed send a midi note on any midi channel. OrganDonor will use this midi channel from now on. These settings are saved.