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http://www.harryaxten.altervista.org

Korg KPR-77 MIDI Interface

Installation Instructions

November 2016

This kit contains the following parts:

 

 

1x 

Assembled MIDI Interface board

 

1x 

14-way ribbon cable with IDC connector

You will need the following to install the kit:

 

 

 

Stranded-core, small gauge wire (multiple colours are helpful)

 

 

Phillips head screwdriver

 

 

Fine-tip soldering iron and solder

  Wire 

strippers

Note: 

 

Read these instructions thoroughly before installing the kit and ensure that you 

 

 

understand the processes.

Summary of Contents for KPR-77

Page 1: ...IDI Interface board 1x 14 way ribbon cable with IDC connector You will need the following to install the kit Stranded core small gauge wire multiple colours are helpful Phillips head screwdriver Fine tip soldering iron and solder Wire strippers Note Read these instructions thoroughly before installing the kit and ensure that you understand the processes ...

Page 2: ...out the wires from the supplied 14 way ribbon cable Strip the wires and tin the ends with solder Although not strictly necessary the installation will be a lot neater if you cut the wires increasingly shorter towards the stripe end This is best done by cutting each wire after soldering the previous starting with the non stripe end pin 14 of CN07 2 5 Note The images shown here have a multi coloured...

Page 3: ...rds running the two MIDI wires underneath the voice board and going to the battery compartment Replace the screws for these boards making sure that you don t pinch the wires Reinstall the KLM 448A board with newly attached ribbon cable Replace the 4 screws that hold it to the bottom case Reconnect the ribbon cable that joins it to the voice board Solder a 40cm length of wire to the live pad of the...

Page 4: ...o the ribbon cable as shown in the following image 12 Ensure that the MIDI interface is seated at the bottom of the battery compartment The rigidity of the ribbon cable should be adequate to hold it in place especially when the case is closed Reconnect the 2 ribbon cables and 3 cable connectors joining the two halves of the case Re place the top case making sure that no wires are getting pinched o...

Page 5: ...7 Using MIDI will not affect the internal sequencer they can be used simultaneously It should also be possible to use SYNC and MIDI at the same time using a Y splitter for the DIN socket however this functionality has not been tested The MIDI interface only responds to note data and does not implement MIDI clock MIDI Note Number 36 38 42 46 48 45 39 49 37 56 Drum Voice Bass drum Snare drum Closed ...

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