MDKC-1 (issue-1) MIDI Draw Knob Controller User Manual Version
Contents
1. none e 0 Default to engaged Default organ switch Message to send when engaging Event type MIDI control change with fixed specified controller value M MIDI output path MIDI port MIDI channel CMW USB MDKC Port 1 16 Classic Draw Knob Out Event number 81 System exclusive bytes H m a w oo o o treba 0 Message to send when disengaging Event type MIDI control change with fixed specified controller value e MIDI output path MIDI port MIDI channel CMW USB Port 1 16 Classic Draw Knob Out Event number 80 System exclusive bytes oo DD 55955 Ne 55553 355593 5 Default organ switch 0 Default to engaged Message to send when engaging Event type MIDI control change with fixed specified controller value 9 MIDI output path MIDI port MIDI channel CMW USB MDKC Port 1 16 Classic Draw Knob Out E Eventvalue 31 Event number 81 System exclusive bytes uw o e gt 35535 HID pO RIO LID ra Q uv gt oooo asje ooo Message to send when disengaging Event type MIDI control change with fixed specified controller value m MIDI output path MIDI port MIDI channel CMW USB MDKC Port 1 16 Classic D2. Defaultvelocity 127 7 8 9 System exclusive bytes Comb piston Pedal 01 Comb piston Pedal 02 Number 1 0 5 0 9 0 13 0 Comb piston Pedal 03 of bytes 0 2 0 6 0 10 0 14 0 Comb piston Pedal 04 2 16 3 0 11 0 15 0 Comb piston Pedal 05 Comb piston Pedal 06 10 20 Ug 0 Comb piston Pedal 07 TT iol Ge Insert Delete Cancel MDKC 1 Manual 1 2 doc 16 Message Sent When Disengaging Set all the values to be the same as in the message sent when engaging section except for the Event value Set the Event value to 80 Here is a similar example for pin 32 of the MDKC Notice the similarities and that only the Event value is different List Switch MIDI Inputs Select one or more items to adjust their settings Name 32 1 n fo Default organ switch none 11 Defaults to engaged _ Override organ default 12 13 Message sent when engaging 14 15 Event type MIDI control change with specific controller value 16 17 MIDI input path MIDI port MIDI channel 18 CMW USB MDKC Port 1 16 Classic Draw Knobs 5 19 2 Event number 81 Eventvalue 31 Defaultvelocity 127 20 21 System exclusive bytes 22 23 Number 1 0 Salo 9 13 0 24 of bytes 0 2 0 6 0 10 0 140 25 2 16 3 0 7 0 11 0 150 26 4 0 8 0 12 0 16 0 27 28 Message sent when disengaging Event type MIDI control change with specific controller value We MIDI inpu
3. Off On Hauptwerk 3 Bank 2 60H 7FH stops 97 128 n u On Hauptwerk 4 Bank 0 00H 2FH stops 1 48 Hauptwerk 4 Bank 1 30H 5FH stops 49 96 Switch 8 Switch 5 Hauptwerk 4 Bank 2 30H 5FH stops 97 128 Remarks n u Calibrate Drawknob n u MDKC 1 Manual 1 2 doc 2 Firmware Update Remarks Default APPENDIX C LED STATUS Function Remarks New MDKC or New PIC chip or New Firmware Update During operating mode before Calibrate Calibrate Mode On For approximately 4 second at start of Calibrate Calibrate Mode Off During Calibrate Calibrate Mode On When Calibrate is finished Firmware Update Rapid Flashing During firmware update LED flashes approximately twice as fast as in normal operating mode Normal Operating Mode Flashing MDKC 1 Manual 1 2 doc 22 After MDKC has been Calibrated the LED flashes On Off once approximately every 1 second
4. with an on screen switch MDKC 1 Manual 1 2 doc 15 Message Sent When Engaging Set Event type to MIDI control change with specific controller value Set MIDI input path to the channel you specified in the MIDI input path section Here we have used channel 16 Set Event value to a number of one less than what the number of the MDKC pin So if the pin is number 1 make the Event value O If the pin number is 32 make the Event value 31 If you have strung 2 MDKC together and have made output pin 48 send represent 96 make the Event number 95 List Switch MIDI Inputs Select one or more items to adjust their settings Name 1 a Deu organiswich 3 11 _ Defaults to engaged Override organ default 12 13 Message sent when engaging 14 15 Event type MIDI control change with specific controller value 9 i MIDI input path MIDI port MIDI channel 18 CMW USB MDKC Port 1 16 Classic Draw Knobs E 19 se 2 Event number 81 5 Eventvalue Defaultvelociy 127 5 20 2T System exclusive bytes 22 23 Number 1 0 5 0 9 0 13 0 24 of bytes 0 2 0 6 0 10 0 14 0 25 2 16 3 0 7 0 11 0 15 0 26 4 0 8 0 12 0 16 0 27 28 29 3 Message sent when disengaging 30 31 Event type MIDI control change with specific controller value E 32 4 MIDI input path MIDI port MIDI channel 5 CMW USB MDKC Port 1 16 Classic Draw Knobs E 6 7 Event number 80 5 Eventvalue
5. MDKC generates and sends MIDI Control Messages It also receives Switch Output controller messages from Hauptwerk You need to configure Hauptwerk and III to look for and send both kinds of messages Hauptwerk IV will have a MIDI Learn feature that will make this process much easier Switch messages are the messages that will trigger events i e turning stops On and Off in Hauptwerk MIDI Input Paths Connect the MDKC Switch Messages by going to General Settings gt List Switch MIDI Inputs in Hauptwerk We created a new input path Called Classic Draw Knobs and set it on MIDI channel 16 Select the device that corresponds with the MDKC under the MIDI Input Port Configure MIDI Input Paths Select one or more items to adjust their settings CMW USB MDKC Port 1 01 Keyboards div 1 Pedals CMW USB MDKC Port 1 02 Keyboards div 2 Great 2 CMW USB Port 1 03 Keyboards div 3 Swell Alias Classic Draw Knobs CMW USB MDKC Port 1 04 Keyboards div 4 Choir CMW USB MDKC Port 1 05 Keyboards div 5 Solo CMW USB MDKC Port 1 06 Redr keyboards 1 CMW USB MDKC Port 1 07 General and util pistons MIDI input port CMW USB MDKC Port 1 CMW USB Port 1 08 Stops couplers div 1 Pedal CMW USB MDKC Port 1 09 Stops couplers div 2 Great CMW USB Port 1 10 Stops couplers div 3 Swell CMW USB MDKC Port 1 11 Stops couplers div 4 Choir MIDI channel 16 CMW USB Port 1 12 St
6. On gt uc OnE HOT An Plug in Turn On the MDKC the Green LED will Flash approximately 2 times the speed of normal mode On your computer start the program MDKC Boot Loader Click on the Open Hex File box and select the file you have received Click on Program Verify This will load the new hex file onto the MDKC Shut down MDKC Boot Loader Turn power Off on the MDKC 10 Turn DIPSW 5 6 7 Off 11 Follow the instructions for Drawknob Calibration see Step 7 Switch 8 Switch 7 Switch 6 Switch 5 Remarks n u On On On Firmware Update Function Remarks Firmware Update Rapid During firmware update LED Flashing flashes approximately twice as fast as in normal operating mode MDKC 1 Manual 1 2 doc 20 Channel Binary APPENDIX B DIP SWITCH SETTINGS Channel Number Switch 4 Switch 3 Switch 2 Switch 1 0 1 Off Off Off Off Off Off Off Off On Off Off On Off On Off On Off On On CO NT 0 MY BY N 001 NT TJ BY Wy NI Ke f amd N A Switch 8 Switch 7 Switch 6 Switch 5 Hauptwerk Version n u Off Off Off Hauptwerk 3 Bank 0 00H 2FH stops 1 48 n u Off Off On Hauptwerk 3 Bank 1 30H 5FH stops 49 96 n u
7. not necessary to provide ventilation as the board consumes little power STEP 2 CONNECTING POWER TO THE MDKC 1 AND DRIVER BOARDS Power No power is necessary other than the console switched 1 2 However this should be capable of driving all stops simultaneously typically a peak current of 0 5 Amp per stop There are two terminal blocks on the MDKC because the total peak current could be as high as 24 Amps which exceeds the current capacity of normal terminal strips Each terminal block is independently fused at 6 Amps continuous 12 Amps Peak In order not to cause undue voltage drops each of these terminals should be wired independently and directly to the power supply DO NOT simply parallel them into one thick wire or loop from one to the other Each has two pins for each rail voltage to allow two thinner wires to be used The two inputs are dioded together to run the logic circuitry on the board that takes only a small current If only one driver board is installed then only one power terminal should be hooked up use the power terminal on the same side as the installed driver board If both driver boards are installed then hook up both power terminals MDKC 1 Manual 1 2 doc 5 STEP 3 SET THE MDKC 1 BOARD NUMBER Output Boards Two standard OUTN 1 driver boards can be plugged into the MDKC if up to 48 stops are to be controlled One driver board will control up to 24 stops When plugging in an OUTN 1 board be sure t
8. or any other commercial damage and in no event will Classic Organ Works liability for any damages to the purchaser or any other person exceed the price paid for the product regardless of any form of the claim Classic Organ Works specifically disclaims all other warranties expressed or implied Specifically Classic Organ Works makes no warranty that the product is fit for any particular purpose This warranty shall be interpreted and governed by applicable laws in the province of Ontario Canada If any provision of this warranty is found void invalid or unenforceable it will not affect the validity of the balance of the warranty which shall remain valid and enforceable according to its terms In the event any remedy hereunder is determined to have failed of its essential purpose all limitations of liability and exclusion of damages set forth herein shall remain in full force and effect MDKC 1 Manual 1 2 doc 2 MIDI Draw Knob Controller Channel and Configuration Dip Switches Draw Knob Input Output Pins 25 48 4 Power 25 48 m hd Maree D 60 Issue MIDI In 4 s TEL TH vi je RAT td de f d ay MIDI Out USB MIDI Interface In Out Link Driver board output 24 48 Pins for 1 25 Draw Knob Input Output Pins 1 24 Selector 2009 Artisan Classic Organ Inc General Description MDKC 1 Manual 1 2 doc The MDKC MIDI Drawk
9. 2V Off Coil On Coil Not Used Remarks MDKC Pin Brown 1 Common Orange 3 Yellow 4 Red 2 Klann DK56 Drawknob 1 2 5 4 3 Join 2 to 5 Harris Drawknob 5 pin Std 5 3 1 2 4 Harris Drawknob 5 pin Classic 4 3 5 1 2 Join 3 to 5 Harris Tilt tab 5 pin 5 3 1 2 4 Needs OV to pin 4 Harris Drawknob 9 pin Std 9 5 6 1 2 3 4 7 8 Harris Drawknob 9 pin Classic 7 5 6 9 1 2 3 4 8 Join 5 6 9 Harris Tilt tab 9 pin Std 9 5 6 1 2 3 4 7 8 Needs OV to pin 7 Kimber Allen Drawknob 7 pin 5 3 4 1 2 6 7 Join 3 4 051 Tilt tab 8 pin 8 1 7 5 3 4 6 Join 1 to 7 Peterson Drawknob 8 pin 8 1 6 5 3 2 4 7 1106 Peterson Tilt tab 8 pin 8 1 6 5 3 2 4 7 Join 1 to 6 Syndyne Drawknob 6 pin 3 1 4 5 2 6 Join 1 to 4 Syndyne Tilt Tab 8 pin 6 1 8 5 3 2 4 7 Join 1 to 8 Common Draw Knob Schematics Cable from MDKC 1 2 3 On MDKC 1 Manual 1 2 doc PETERSON POWER KNOB amp POWER TAB Diode Reed Switch HARRIS DRAWKNOB STANDARD VERSION 32 Ohms HARRIS DRAWKNOB CLASSIC VERSION HARRIS DRAWKNOB STANDARD VERSION m 32 Ohms HARRIS DRAWKNOB CLASSIC VERSION 32 Ohms Sao CIRCUITRY 12V ov OUT MDKC 1 Manual 1 2 doc 8 SYNDYNE DRAWKNOB KIMBER ALLEN DRAWKNOB Cable from 1 156 TB MDKC 1 Manual 1 2 doc 9 MDKC 1 Connector UNIVERSAL CABLE 26 AWG Cable from MDKC 1 BARE ENDS Typical cable connectors I
10. MDKC 1 issue 1 MIDI Draw Knob Controller User Manual Version 1 2 Firmware V1 4 Classic works 2010 Artisan Classic Organ All rights reserved LIMITED WARRANTY Classic Organ Works warrants the MDKC 1 to be free from defects in materials and workmanship under normal use for a period of ONE YEAR from the delivery date This warranty applies only if the product is owned by the original purchaser who has the bill of sale This warranty explicitly excludes any cables provided with the MDKC 1 which may become defective as a result of normal wear and tear In the event of a defect in materials or workmanship please contact Classic Organ Works immediately In particular defects due to shipping should be reported within 15 days for insurance claim purposes For all other defects Classic Organ Works agrees to repair or replace all defective parts of said products which are returned transportation prepaid for inspection at its service centre within the period of the warranty In the event that Classic Organ Works determines the product requires repair because of user misuse or regular wear it will assess a fair repair or replacement fee The customer will have the option to pay this fee and have the unit repaired and returned or not pay this fee and have the unit returned un repaired Classic Organ Works will not be liable for consequential special indirect or similar damages or claims including loss of profit
11. ch is changed to select a different MIDI channel this will take effect immediately However for safety s sake please turn off the power when making changes to the DIP Switches A flashing green Heartbeat LED indicates that the board is in normal operating mode and has been Calibrated MDKC 1 Manual 1 2 doc 11 STEP 6 CONNECT THE USB CABLE Connect the USB cable to your computer The USB cable may or may not be connected to the MDKC when in Calibrate mode Calibrate will work either way The USB cable must be connected to the MDKC to configure or use Hauptwerk STEP 7 CALIBRATE THE DRIVER BOARD AND DRAWKNOBS Explaining the Process The Test Calibrate mode first pulses all the stops On After a 5 second pause to allow manual operation of a non moving stop it pulses them all Off If some associated stop magnets do not operate there may be a problem with their magnets or with the source driving the magnets If a switch is not operating e g is Off all the time the stop will move On but not Off Conversely if the switch is On all the time the stop can go Off but will not go On This could mean that the switch needs adjustment or is perhaps not connected or shorted It could also mean that the stop connector is reversed Under these conditions the MDKC will vary the pulses to the coils either by altering their duration or by repeating them It then stores the new values After several tries if the stop does not respond
12. ect one or more items to adjust their settings 020 Stop Sw Rohr Flute 8 021 Stop Sw Viola Di Gamba 8 022 Stop Sw Voix Celestes 8 023 Stop Sw Salicet 4 024 Stop Sw Flauto Magico 4 025 Stop Sw Piccolo 2 026 Stop Sw Mixture Ill Organ switch 032 Coupler Gt to Ped 027 Stop Sw Contra Fagotto 16 028 Stop Sw Trumpet 8 029 Stop Sw Oboe 8 030 Stop Sw Clarinet 8 Input switch 32 031 Coupler Bass Coupler 033 Coupler Sw to Ped 034 Coupler Sw Suboctave to Gt 035 Coupler Sw to Gt 036 Coupler Sw Octave to Great 037 Coupler Sw to Gt Melody 038 Coupler Sw Suboctave 039 Coupler Sw Unison Off 040 Coupler Sw Octave 041 Coupler Gt Ped Pistons R Cancel DAD Tenne on Daed Again you will see pin 1 and 32 represented Once you have picked a couple of stops click OK and try them out MDKC 1 Manual 1 2 doc 19 APPENDIX A HOW TO LOAD AND CONFIGURE THE MDKC FOR FIRMWARE UPDATES From time to time software updates for the MDKC may be available this section provides the instruction on how to load the new software onto the MDKC and configure the DIP Switches Available for PC computers only l You will receive an e mail from Classic MIDIWorks with a file attachment in the format xxx hex Save this file somewhere on your computer where you will be able to find it easily With the power for the MDKC turned Off connect the USB cable see Step 6 3 Turn DIPSW 5 6 7
13. hat its LED if fitted between connectors is aligned with the hole in the MDKC board Make sure that Link 1 on the OUTN 1 board is set to E The link on the MDKC board LK1 must be set to 48 whether there is one or two OUTN driver boards installed Three MDKC boards can be used at the same time for a maximum of 128 stops For each MDKC board set DIP Switch 5 6 7 to select the Hauptwerk version and board number as follows Switch 8 Switch 7 Switch 6 Switch 5 Hauptwerk Version Off Off Off Hauptwerk 3 Bank 0 00H 2FH stops 1 48 Off Off On Hauptwerk 3 Bank 1 30H 5FH stops 49 96 Off On Hauptwerk 3 Bank 2 60H 7FH stops 97 128 On Hauptwerk 4 Bank 0 00H 2FH stops 1 48 On Hauptwerk 4 Bank 1 30H 5FH stops 49 96 On Hauptwerk 4 Bank 2 30H 5FH stops 97 128 MDKC 1 Manual 1 2 doc 6 STEP 4 WIRE THE DRAWKNOBS TO THE MDKC 1 Stops Each stop should be wired to a four pin socket that plugs into the board in one of 48 places The connection contains the Stop Switch to pin 1 Common 12V to pin 2 Off Coil to pin 3 On Coil to pin 4 There is no harm in moving these while the power is on The recommended cable connectors are polarized to prevent reversed plugging Pin 1 for the switch is nearest the edge of the board Insulation displacement connectors are preferred as the wires do not need to be stripped Make Switch 1
14. nob Controller board is a unit that can control up to 48 dual magnetic stops Stops may be drawknobs tongue tabs or tilt tabs rockers The controller board generates a MIDI signal from the stop switches for the purposes of controlling an organ using Hauptwerk as the control for the system or a Classic Organ Works Linux based organ control system The MDKC accepts two standard Classic OUTN 1 negative driver boards that can handle 24 stops each The board contains an input shift register for the combined switches and all the necessary controls for supported user interfaces USB MIDI etc The switch addressing creates up to 48 Note On messages that are sent on one MIDI channel Each stop is plugged into the MDKC via a four pin connector This makes it easy to re arrange the stop order or to cross plug them to locate stop faults The On and Off stop coils are each driven with a pulse length of typically 250 milli sec When not being activated the entire unit takes only a few milli Amps of current Furthermore if stops are commanded to move but are already in the proper position as determined by the stop switch they are not activated thus saving power By using the available Test Calibrate mode the optimum pulse duration will be set for each stop Omitted stops are ignored An OUTT 1 LED board may be plugged into the MDKC for additional output checks while the OUTN 1 boards are in place Plug the OUTT 1 LED boards into the underside of
15. nsulation Displacement pins Typical cable connectors Crimp pins for MDKC end 4 pin Molex 2695 Panduit Mas Con CT100F 26 4 amp End Cover EC100F 4 Molex 70086H Amp 3 640622 4 26 AWG Through Molex 70056A Molex 70400C Typical cable connectors Insulation Displacement pins Mas Con Tools for Stop end n pins MRT 100F Repair Taol Panduit Mas Con CT100F26 n amp End Cover EC100F n MMIT 100F insertion Tool Amp 3 640622 n 26 AWG Through Molex 70400C 2800 JOHN STREET UNIT 4 MARKHAM ONTARIO CANADA Lak 022 OS 475 1275 905 475 2735 Title STOPS WIRING MDKC 1 Size Document Number m eee Lr MDKC 1 Manual 1 2 doc 10 STEP 5 SET THE MIDI CHANNEL Note For safety make sure the power is Off any time you make changes to the dip switches Channel Selection On the eight position DIP Switch switches 1 4 select the MIDI Channel as follows Channel Channel Switch 4 Switch 3 Switch 2 Switch 1 Remarks Binary Number 1 Off Off Off Default Off Off Off Off Off On Off On Off Off Off 1 o MY BY Wl N On On 0 1 2 3 4 5 6 7 8 9 N A CA Note that the required number is greater by one than the actual MIDI channel binary code as indicated by the switch positions Switch 1 is nearest to the centre of the board If the DIP Swit
16. ops couplers div 5 Solo CMW USB MDKC Port 1 16 Classic Draw Knobs Key shift 0 semitones Transposer affects this path Insert Delete OK Cancel Le dll MDKC 1 Manual 1 2 doc 14 MIDI Output Paths You also need to configure Hauptwerk s MIDI output to communicate back to the MDKC Go to Organ Settings Configure MIDI Output Paths Create an Alias called Classic Draw Knob Out by clicking on Insert Make sure it is set on the same channel you set the MDKC on in the MIDI Input Paths Here we chose to set MIDI channel to 16 and the MIDI Output Port to select the MDKC Configure MIDI Output Paths 1 Select one or more items to adjust their settings CMW USB MDKC Port 1 01 Output to indicators CMW USB MDKC Port 1 16 Classic Draw Knob Out FERES E Alias Classic Draw Knob Out MIDI output port CMW USB MDKC Port 1 re MIDI channel 16 Key shift 0 f semitones Insert Delete Cancel Switch MIDI Input Paths under General Settings These examples show that we created space for 1 32 draw knobs They are simply numbered 1 32 You may instead wish to organize them according to entries that already exist in the list or make names that correspond with whatever the engraving reads The whole idea in the naming process is to make it easy to identify which physical switch you are referring to when it comes time to match that switch
17. raw Knob Out H3 Eventvalue 31 5 Event number 80 System exclusive bytes 95 PWN oooo aja N e Ot 15 gt a 0 gt MDKC 1 Manual 1 2 doc Connect Switch MIDI Inputs to Organ Switches Now you can connect the on screen switches to the hardware switches Pick a stop or switch on the right and then pick the name of the hardware switch i e tab or draw knob that you want to control it This is where it becomes important to have named each tab or draw knob that you can easily identify Connect Switch MIDI Inputs to Organ Switches Select one or more items to adjust their settings 001 Stop Open Diapason 16 002 Stop Ped Echo Bass 16 003 Stop Ped Sub Bass 16 004 Stop Ped Octave 8 005 Stop Ped Flute Bass 8 006 Stop Ped Fifteenth 4 007 Stop Ped Trombone 16 Organ switch 001 Stop Ped Open Diapason 16 008 Stop Gt Op Diapason Lg 8 009 Stop Gt Op Diapason Sm 8 010 Stop Gt Dulciana 8 011 Stop Gt Lieblich Gedact 8 Input switch 1 012 Stop Gt Principal 4 013 Stop Gt Clear Flute 4 014 Stop Gt Fifteenth 2 015 Stop Gt Mixture IV 016 Stop Gt Trumpet 8 017 Stop Gt Clarion 4 018 Stop Sw Lieb Bourdon 16 019 Stop Sw Geig Principal 8 020 Stop Sw Rohr Flute 8 021 Stop Sw Viola Di Gamba 8 Sw Voi GOD Cons Connect Switch MIDI Inputs to Organ Switches Sel
18. t path MIDI port MIDI channel CMW USB Port 1 16 Classic Draw Knobs E Event number 80 5 Eventvalue 31 Defaultvelociy 127 System exclusive bytes Comb piston Pedal 01 Comb piston Pedal 02 Number 1 0 5 0 9 0 13 0 Comb piston Pedal 03 of bytes 0 2 0 6 0 10 0 14 0 Comb piston Pedal 04 2 16 3 0 17 11 0 15 0 Comb piston Pedal 05 Comb piston Pedal 06 2n 0 A Comb piston Pedal 07 GD Care List Switch MIDI Outputs The settings in List Switch MIDI Outputs are almost identical to those of the inputs section The settings for pins 1 and 32 are below Set Event type to MIDI control change with specific controller value Set MIDI input path to the channel you specified in the MIDI input path section Here we have used channel 16 Set Event value to a number of one less than what the number of the MDKC pin So if the pin is number 1 make the Event value O If the pin number is 32 make the Event value 31 If you have strung 2 MDKC together and have made output pin 48 send represent 96 make the Event number 95 MDKC 1 Manual 1 2 doc 17 Select one or more items to adjust their settings Couplers Couplers Couplers Couplers Couplers Couplers Couolers Select one or more items to adjust their settings 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 Couplers Couplers Couplers Couplers Couplers Couplers Couolers
19. the MDKC to attain this The 48 stop coil actions use data returned from the controlled system as a MIDI format signal on the same channel as the switches and use the same codes as the switches The MIDI IN and OUT connectors allow another MIDI device such as a CMK keyboard to also control the computer The MDKC also monitors Hauptwerk s status to ensure that the drawknobs or tabs accurately represent the state of the switches on screen If you hand register a stop on screen the MDKC will also physically move the stop tab MIDI USB The USB cable is the only option for connecting the MDKC to the computer The MDKC functions as a MIDI USB interface So you do not have to purchase a separate MIDI interface to use the MDKC The MIDI IN and OUT on the MDKC are used only if you wish to connect another MIDI device such as a CMK keyboard or MIDI pedalboard to the computer MDKC 1 Manual 1 2 doc 4 STEP 1 MOUNTING Mounting holes are provided for eight 4 screws that pass through swaged non threaded spacers to space the board up from the mounting surface There are 9 spacers in order to prevent the board from flexing unduly as stops or boards are plugged unplugged These spacers also protect the various pins that project beneath the board While these pins are not normally used they can be used to operate an OUTT 1 LED test board The MDKC board should be mounted reasonably close to the stops so that all connections can be easily made It is
20. the system abandons it leaving the original values Thus absent stops are ignored Stops that work in one direction only will be correctly set for that direction When fixed for the other direction simply re calibrate To Calibrate 1 Turn Off the power to the MDKC and the stops 2 Check to make sure all of your draw knobs are connected to the MDKC properly 3 Turn DIP Switch 5 and 6 On 4 Turn On the power to the MDKC and draw knobs The LED heartbeat light will be solid On for approximately 4 seconds at start of Calibrate The LED will turn Off when Calibrating The MDKC will turn all stops Off All stops will then turn On There is a pause for about 5 seconds 10 All stops will then turn Off again and calibration is complete OND MDKC 1 Manual 1 2 doc 12 11 The heartbeat light will be solid On 12 Turn Off power to the MDKC and the stops 13 To Calibrate again go to step 4 of the Calibrate procedure or 14 Turn DIP Switch 5 and 6 back to Off Switch 8 Switch 7 Switch 6 Switch 5 Remarks n u Off On Calibrate Drawknob Function Remarks Calibrate Mode For approximately 4 second at start of Calibrate Calibrate Mode During Calibrate Calibrate Mode When Calibrate is finished Diagnoses without using the Test Mode Polarized four pin stop headers are used If a stop connection is reversed by mis wiring the header in reverse the following will be noticed 1 The switch
21. will effectively be On through both coils in series 2 The Off coil may be continuously energized but only if the OUTN 1 Off output is turned On There should be little or no physical resistance to manually turning On the stop 3 Turning the stop On manually will have no effect All it does is to apply the 12V to the On output of the OUTN 1 but that is not normally turned On A first test is to have the organ powered with all stops Off while plugging in the stop connectors No stop on the organ should turn On If it does it indicates that the stop switch is On possibly via both coils in series due to a reversed stop connector Another check is to move all stops to the On position before applying the power Any that move off might be mis plugged and should be checked immediately If the Test Mode indicates that the Off coil works but that the switch is stuck On it is possible that the stop connector is reversed If the system controls each stop satisfactorily but they do not move properly at the same time under normal conditions when all may be required to move such as a General Cancel the likely cause is that the power supply has insufficient reserve It needs to be able to supply typically a Amp per stop A regulated supply is best but an unregulated one will be alright if a large capacitor is used as a reservoir MDKC 1 Manual 1 2 doc 13 STEP 8 CONFIGURING HAUPTWERK II amp WORK WITH YOUR MDKC 1 Overview The
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