Jen SX1000 Installation & User Manual

Jen sx1000 midi upgrade installation & user manual

Advertisement

JEN SX1000
MIDI Upgrade
Installation & User Manual
Neil Johnson
www.njohnson.co.uk

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the SX1000 and is the answer not in the manual?

Questions and answers

Summary of Contents for Jen SX1000

  • Page 1 JEN SX1000 MIDI Upgrade Installation & User Manual Neil Johnson www.njohnson.co.uk...
  • Page 2 Copyright © 2008 Neil Johnson. All rights reserved. First edition, February 2008. Minor corrections, April 2008. For the latest version of this manual please refer to the website: http://www.njohnson.co.uk/Jen/SX1000 Support questions may be sent by email to: neil@njohnson.co.uk - ii -...
  • Page 3: Table Of Contents

    2.1.1 Tools and Equipment You Will Need 2.1.2 Skills Needed for the Installation 2.1.3 Preparing The Workplace 2.2 Step by Step Installation 2.2.1 Opening The Jen SX1000 2.2.2 Removing The Keyboard 2.2.3 Fitting The MIDI Upgrade Board 2.2.4 Fitting the MIDI Socket 2.2.5 Connecting the Filter Cutoff...
  • Page 4: Introduction

    1 Introduction Welcome to a fun new way of playing your Jen SX1000. As one satisfied customer put it so aptly: “It adds a whole new world of playing when you can bend the notes”. This manual guides you through the process of installing the Jen SX1000 MIDI Upgrade, and explains how to use it.
  • Page 5: Installation

    2 Installation Installing the MIDI Upgrade to your Jen is a difficult task. But if you allow yourself plenty of time (2 3 quiet hours) and follow these instructions then you should be able to do this task. Some important advice: DO NOT RUSH –...
  • Page 6: Skills Needed For The Installation

    2.2.1 Opening The Jen SX1000 Carefully turn the synth over and rest it on a cloth or pillow. □...
  • Page 7: Removing The Keyboard

    Carefully pull the front panel up and away from the front of the synth. Move it slowly, □ being careful of the bundle of cables connecting the panel to the main case. It is recommended to rest the metal panel on the rear face. Use a towel or pillow to protect it. 2.2.2 Removing The Keyboard Remove the two or four screws holding the keyboard in place.
  • Page 8: Fitting The Midi Upgrade Board

    2.2.3 Fitting The MIDI Upgrade Board Using a permanent pen place a mark on both parts of the connector. This will help you □ replace the connector the right way round later on. Unplug the cable from the keyboard PCB. □...
  • Page 9: Fitting The Midi Socket

    2.2.4 Fitting the MIDI Socket Decide where you want to fit the MIDI socket. The recommended location is the bottom □ right corner of the rear panel (looking at it from the back). Drill a single 15mm diameter hole in the rear panel, plus two 3mm diameter holes each □...
  • Page 10: Calibration

    2.2.6 Calibration BE CAREFUL – MAINS VOLTAGE present inside the synth when it is turned on Connect the synth to a loudspeaker via an amp or mixer, or to an oscilloscope. □ Connect the mains. □ Turn on. □ Switch to Pulse, 50%, no PWM modulation. □...
  • Page 11: And Finally

    Once you are satisfied with the operation of your modified synth you may wish to sell your M110 chip to another SX1000 owner whose M110 has died. A suggested price is £20/ 30/$30. If you contact me I can add your name to a list I keep for when people ask me €...
  • Page 12: Using The Midi Upgrade

    3 Using the MIDI Upgrade There are two ways to play with the MIDI Upgrade: from the keyboard and over MIDI. 3.1 Keyboard Playing Playing the synth from the keyboard is almost as before, but with a few small changes. The processor stores up to eight keys pressed, and plays the highest note.
  • Page 13: Midi Implementation Chart

    4 MIDI Implementation Chart Jen SX1000 MIDI Upgrade                          Date: Feb 2008 MIDI Implementation Chart                        Version: 1.0 +­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­+ :  Function           : Transmitted : Recognized : Remarks       : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :Basic        Default :             : 1          :               : :Channel      Changed :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :             Default :             : 4          : OMNI OFF,MONO : :Mode        Messages :             : x          :               : :             Altered :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :Note                 :             :            :               :  :Number:   True Voice :             : 1­127      :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :Velocity    Note On  :             : x          :               : :            Note Off :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :After        Key     :             : x          :               : :Touch        Channel :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :Pitch Bender         :             : o 2 semi   : 14­bit        : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :Control Change     1 :             : o          : Mod. Wheel    : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :Prog                 :             : x          :               : :Change :      True # :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :System Exclusive     :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :System :    Song Pos :             : x          :               : :       :    Song Sel :             : x          :               : :Common :    Tune     :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­: :System   :  Clock    :             : x          :               : :Realtime :  Commands :             : x          :               : :­­­­­­­­­­­­­­­­­­­­­+­­­­­­­­­­­­­+­­­­­­­­­­­­+­­­­­­­­­­­­­­­:...

Table of Contents