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LEPRECON

®

PRO LIGHTING EQUIPMENT

Leprecon LM-850 MIDI Lighting Console

Sixth Revision
September 1991

ROM Version 1.5A

Leprecon/CAE, Inc.

P.O. Box 430, 10087 Industrial Drive, Hamburg, MI  48139-0430 USA
810-231-9373 FAX 810-231-1631, e-mail [email protected]

Summary of Contents for LM-850

Page 1: ...IPMENT Leprecon LM 850 MIDI Lighting Console Sixth Revision September 1991 ROM Version 1 5A Leprecon CAE Inc P O Box 430 10087 Industrial Drive Hamburg MI 48139 0430 USA 810 231 9373 FAX 810 231 1631...

Page 2: ...ELP Button 13 Control Channels and Banks 13 Channel LEDs 14 Slider Operation 14 BUMP Buttons 14 CLEAR Button 15 CROSSFADE Slider 15 SUBMASTERS 15 MASTER Level Control 16 BLACKout Button 16 BUMP ALL Bu...

Page 3: ...Custom Channel to Dimmer Assignment 31 Pedal Assignment 32 Bump Controls 32 Chase Controls 32 Blackout Fade Rate 33 Bump All Fade In Rate 33 Bump All and Blackout Modes 33 MIDI System Channels 33 MIDI...

Page 4: ...50 Default Settings 50 APPENDIX 3 LM 850 MIDI Implementation Chart 50 LM 850 PANEL LAYOUT DIAGRAM 53 LM 850 SCREEN MESSAGES DIAGRAM 54 Copyright 1993 CAE Inc All rights reserved This document is the p...

Page 5: ...temporarily permitted by regulation it has not been tested for compliance with the limits for Class A computing devices pursuant to Sub part J of Part 15 of FCC rules which are designed to provide rea...

Page 6: ...hase can be given a nine character name SONG MODE 50 programmable songs of up to 50 steps each Songs can be automatically linked one after another Each song can be named CHASES 50 programmable chases...

Page 7: ...cene to darkness MASTER A fader that controls the overall level of all channels and submasters and therefore the overall lighting level MIDI An acronym for Musical Instrument Digital Interface a seria...

Page 8: ...en to tell about them Be sure and familiarize yourself with these screens so that you can get around easily through the LM 850 s operations Like most computer based devices the LM 850 uses what is kno...

Page 9: ...60M HD In this situation the three MIDI Dimmer Interface outputs are used to send data to the dimmers see Figure 1 Any number of dimmers can be used and all should be set to the same MIDI channel as t...

Page 10: ...dimmers The 25 pin connectors on the console s rear panel output 0 10 volt DC signals with pins 1 24 the hot connections for the corresponding dimmers and pin 25 the ground common Two trim pots and a...

Page 11: ...ny other MIDI parameters at this point FIGURE 4 Figure 4 A typical setup using the LM 850 and analog dimmers BASIC SCENE FUNCTIONS Once you have gotten your dimmers connected to the LM 850 and gotten...

Page 12: ...of the channels and the MASTER fader and of the BUMP BUMP ALL and BLACKout buttons The SUBMASTERS should have no effect nor should any of the CHASER functions Note that to access channels 19 through...

Page 13: ...pages of parameters which can be stepped through with the NEXT and LAST buttons These are diagrammed on page 54 Each parameter on a page can be altered by first positioning the cursor underneath it w...

Page 14: ...mode containing the desired parameter by pressing the Scene Song Chase or Console buttons 2 Select the page displaying the desired parameter by using the NEXT and LAST buttons 3 Position the cursor u...

Page 15: ...While this level is typically used at 100 note that it can be set to any desired value all the way down to 0 If a channel s level is higher than the bump brightness level that channel will decrease i...

Page 16: ...s does not occur until the slider arrives fully at this destination the slider can be moved halfway through its travel for instance creating a mix of the Current and Next Scenes and then reversed to i...

Page 17: ...ws for going back to a scene from a fading blackout without have to push the BLACKout button twice once to complete the fade and again to restore the scene But be careful once a blackout has completed...

Page 18: ...he sequencer the entire light show can be effectively automated STORE BUTTON The STORE button is used for storing to memory any song scene or chase that has been edited By pressing the button once the...

Page 19: ...y tapping the GO button after a crossfade has started re tapping the GO button will complete the fade instantaneously 3 With a foot pedal optional set to duplicate the function of the GO button or 4 M...

Page 20: ...its step duration and a normal channel by channel chase step will overlay the Current Scene So each chase step can either raise or lower the levels of the channels in a scene depending on how the cha...

Page 21: ...ed either with the individual BUMP buttons or with the BUMP ALL button The display reads This value can be entered directly from the keypad three digits must be entered or it can be incremented decrem...

Page 22: ...adjust levels up from zero The scene so created can then be stored as another scene number if desired just remember not to store anything as Scene 00 so that it will always be available as the direct...

Page 23: ...age will take place when the STORE button is pressed a second time The Store operation can be aborted before then by simply pressing any button other than the STORE UP DOWN or keypad buttons With the...

Page 24: ...er number or symbol from the keypad and the UP DOWN buttons The procedure is exactly similar to that for naming scenes see page 19 Selecting the End Step and Next Song The second Song mode page shows...

Page 25: ...added onto the end by the default This setting can be changed with the keypad or UP DOWN buttons as can the scene number to be added which defaults to 00 When the GO button is pressed the new step is...

Page 26: ...M 850 while in Chase mode will advance the current chase by one step SETTING UP A CHASE To set up a chase press the CHASE mode button and the following display appears The upper line of the display sh...

Page 27: ...onds to a normal chase setup with no gap or overlap between steps A setting of 00 provides the most overlap while a setting of 99 provides the longest gap between steps Note that the Chase Style value...

Page 28: ...m the output of a power amplifier The high signal level could damage the console s circuitry The SENSE fader adjusts the sensitivity of the LM 850 moving the fader up will allow the chase to trigger f...

Page 29: ...creased by one unless the loop point occurs prior to the added step Once a step is added to a chase the chase is edited and must be stored for further recall STORING A CHASE When a chase is set up as...

Page 30: ...page 32 RATE Slider The RATE slider adjusts the speed of the chase If the RATE slider is moved while the internal clock is active either normally or with the tap method the clock rate will be changed...

Page 31: ...le while in Scene or Song mode First press and hold down the TEMPO button while it is held down press and hold down the CHASE On Off button This freezes the current chase Now still holding the CHASE b...

Page 32: ...pad or the UP DOWN buttons and is assigned to a control channel by pressing the BUMP button of that channel or by moving the cursor to the bottom line of the display and using the keypad or UP DOWN bu...

Page 33: ...displayed it will automatically be in effect there is no storage routine BUMP CONTROLS The control mode of the LATCH MOM and ADD SOLO switches can be set with the next page of Console mode When set to...

Page 34: ...seconds BUMP ALL AND BLACKOUT MODES This page selects momentary or latching operation for the BUMP ALL and BLACKout buttons The display shows The desired choice is made by pressing any key on the key...

Page 35: ...ter than the maximum valid number is entered here All will be displayed allowing the transfer of all scenes all chases or all songs Since 99 is a valid entry for a scene number to transfer all scenes...

Page 36: ...dimmers simultaneously see page 45 Controlling MIDI Dimmers From the MIDI System Out MIDI DIMMER OUTPUT PROTOCOL This page allows choosing the method by which the console sends commands to the MIDI di...

Page 37: ...scenes chases and songs cannot be stored The display reads and the current choice is shown in upper case letters The keypad buttons or the UP DOWN buttons toggle between the choices PREHEAT To ease t...

Page 38: ...rate over a wide range of values allowing for smooth transitions from one setting to the next Because of this they are called continuous controllers The MIDI Specification calls for 128 continuous con...

Page 39: ...ice generates The MIDI Thru sends out only the data that the device receives from the MIDI In The LM 850 is set up to run two completely separate MIDI networks one in the normal fashion the System Int...

Page 40: ...note interval 24 clock ticks are sent down the MIDI path and by reading these ticks other devices can stay right in time even if the master s tempo changes When the LM 850 s Chase Clock is set to MIDI...

Page 41: ...DI System Out of the LM 850 therefore needs to be connected to the MIDI In of the sequencer and the sequencer s MIDI Out needs to be connected to the LM 850 s MIDI In The track needs to be set to the...

Page 42: ...ontinuous controllers numbers 120 and 54 which are not defined as specific functions by the MIDI Specification When the LM 850 is in song mode any program change message received on its MIDI In channe...

Page 43: ...called 1 through 128 the Current Scene accessed by a program change command uses the former nomenclature Program numbers 0 through 99 call up scenes 0 through 99 and higher program numbers are ignore...

Page 44: ...go to a value of 127 when the bump starts and to go to a value of 0 when the bump ends PLAYING SEQUENCED CUES WITHOUT THE LM 850 For specific applications it is possible to use the LM 850 to program...

Page 45: ...as such each byte of data must be broken up into two bytes for sysex transmission For instance a hex value of 3A is sent as 0A 03 the low nibble is sent first A sysex dump of all the LM 850 s chases...

Page 46: ...way Since theMIDI dimmers read continuous controller data from the channel faders it is possible to plug a cable from the MIDI System Out to the MIDI In of a dimmer and control the dimmer with the ch...

Page 47: ...er 0 127 19 13 Channel 20 fader 0 127 20 14 Channel 21 fader 0 127 21 15 Channel 22 fader 0 127 22 16 Channel 23 fader 0 127 23 17 Channel 24 fader 0 127 24 18 Channel 25 fader 0 127 25 19 Channel 26...

Page 48: ...l 12 BUMP button 0 Off 127 On 72 48 Channel 13 BUMP button 0 Off 127 On 73 49 Channel 14 BUMP button 0 Off 127 On 74 4A Channel 15 BUMP button 0 Off 127 On 75 4B Channel 16 BUMP button 0 Off 127 On 76...

Page 49: ...utton 68 pressed Master BUMP button 17 pressed 16 released 115 73 Submaster A BUMP 34 pressed 32 released Submaster B BUMP 68 pressed 64 released 116 74 Chase BUMP button 0 Off 127 On 117 75 BLACKout...

Page 50: ...troubleshooting and repair These tests are built into the software and are accessed by holding down the GO button while the power is switched on The display will then show The desired test can be sele...

Page 51: ...p and chase controls Global Dimmer assignment Default channels 1 54 to dimmers 1 54 dimmers 55 and higher OFF Custom dimmer assignment same as above All scene names scene 1 scene 2 etc All song names...

Page 52: ...sed X 118 118 BUMP ALL 127 pressed 0 released X 119 119 CLEAR 127 pressed X 120 120 GO 127 pressed X 121 121 SCENE and SONG mode 127 Scene 0 Song SYSTEM EXCLUSIVE X O O Data Dumps CHANNEL MODE Local C...

Page 53: ...08 1011 POT 5K W ROTARY LINEAR 0 75 08 2038 SHAFT TRIMPOT LM850 6MM X PT10 0 25 09 0035 SWITCH MOMENTARY PUSH BUTTON SQUARE TOP 1 25 09 0060 CAP BLACK FOR 3 SQ SWITCH D 6 0 50 09 0062 CAP GRAY DARK FO...

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