CM16 MultiSignal Processor
Contents
1. puter and a CM 16 with a single network cable connecting them In this situation a normal Ethernet cable would not work instead you would need an Ethernet j crossover cable which is somewhat i analogous to a null modem cable The maximum cable length is 100 meters or 330 feet Fordistances longerthan 100 meters you need a repeater and standard category 3 orbetter UTP Ethernet cables Instead of a repeater you can also use an active i hub one which cleans up and re transmits the network traffic as a re I peater does only with multiple ports to allow for future expansion AMP ina A Standard VGA cables AMP s between CM16 and Wi e amp data ports AN Bj METTET k 4 e A AN D masssza _ x iz Y _ ES o CM16 a NS DU OU OU OU ON OU ON ON Eu AMP Eur RJ 45 RJ 45 Crossover cable AMP ns 7 Koi Category 3 or better AN ae lt 100 m 330 fi A DD _STTTTTT eS AMP ae Pal AP 7 AMI e calar VGA cables AMP a between CM16 and Wi amp data ports Vi B aaa e AMP La a ela a i AMP rw Li FE E oF AGES l or Dr ST g Ru 45 Ethernet Dal AMP RH A Category 3 or better AMI Fa lt 100 m 330 ft Ni P manina E AMP STE d2. 8 Brown DATA PORT PINOUT 1 Audio to Channel 1 Pow erLight Si rene conta encode 1 Bridge mode amp power detect A a ENeUR e encode 2 Temperature Channel 1 i mon a a encode 3 Standby mode detect da LS encode 4 Temperature Channel 2 E 6 Hard ground 00000 7 Audio to Channel 1 ground DP 1 Pe ai ee Channel 2 ground encode 1 Temperature Channel 1 encode 2 Amp ID voltage 1514131211 10 Amp reference ground encode 3 Temperature Channel 2 11 Audio to channel 2 encode 4 Bridge mode amp power detect 12 Amp IDR model ID 13 Vion Channel 2 plus encode 3 14 Toy Channel 2 plus encode 4 15 Clip protect Channel 2 17 18 V QSC ADDRESS TELEPHONE INFORMATION Address QSC Audio Products Inc 1675 MacArthur Boulevard Costa Mesa CA 92626 1468 USA Telephone Numbers M ain Number 714 754 6175 Sales Direct Line 714 957 7100 Sales amp M arketing 800 854 4079 toll free in U S A only Technical Services 714 957 7150 800 772 2834 toll free in U S A only Facsimile Numbers Sales amp Marketing FAX 714 754 6174 Technical Services FAX 714 754 6173 World Wide Web nttp Www qscaudio com BBS W orld Group QSC OnLine Technical Support 1200 14400 bps 8N1 714 668 7567 800 856 6003 CompuServe GO QSCAUDIO ID 76702 2635 or QSC_AUDIO SC 1675 MacArthur Boulevard Costa Mesa California 92626 USA PH 714 754 6175 FAX 714 754 6174 QSC
3. a 0 q 6 i i P Pi Upto8 ttt emi 6 Mie ill Up to 8 amplifiers e ers a ye amplifiers ar RA AMP To create the more complex distributed startopologies nec essary for larger systems use additional hubs Some hubs have special uplink ports for connecting to other hubs viaa standard Ethernet cable if the hubs don t have an uplink port use an Ethernet crossover cable to link the hubs via their normal ports 10 IL INSTALLATION LOCATION CONSIDERATIONS The physical limitations of the Ethernet the placement of the amplifiers and the locations of the system operators are the guiding points in determining where the CM 16 devices and host computers should be installed In turn their placement will determine the specific routing of the Ethernet cabling The system controller computer naturally should be located someplace convenient for the system operator Physically each CM 16 device must be located near the amplifiers to which it is connected Typically they would be inthe same or adjacent equipment racks The connection between CM 16 and amplifier is via a readily available standard 15 conductor shielded VGA cable which carries control and monitoring data to and from the amplifier and also carries two channels of audio signals to the amplifier Standard off the shelf VGA cables are typically two to three meters long about 6 to 10 feet The maximum length of any 10BASE T Ethernet network segment that
4. and the QSC logo are registered with the U S Patent and Trademark Office
5. non isol d ampleur suffisante pour constituer un risque d el trocution Le point d exclamation l int rieur d un triangle quilat ral est employ pour alerter les utilisateurs de la pr sence d instructions importantes pour le fonctionnement et l entretien service dans le livret d instruction accompagnant l appareil ERKLARUNG DER GRAPHISCHEN Der Blitz nach unten zeigendem Pfeil in einem gleichseitigen Dreieck weist den Benutzer auf das Vorhandensein einer unisolierten gef hrlichen Spannung im Geh use hin die stark sein kann einer Person einen elektrischen Schlag zu versetzen Das Ausrufzeichen in einem gleichseitigen Dreieck weist den Benutzer auf wichtige Betriebs und Wartungs vorschriften in den beiliegenden Unterlagen des Ger tes hin N lt Uy O m RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION To reduce the risk of electric shock do not remove the cover No user serviceable parts inside Refer servicing to qualified service personnel WARNING To prevent fire or electric shock do not expose this equipment to rain or moisture RISQUE DE CHOC LECTRIQUE NE PAS OUVRIR ATTENTION Pour eviter les risques de choc lectrique ne pas enlever le courvercle Aucun entretien de pi ces int rieures par l usager Confier l entretien au personnel qualifi AVIS Pour eviter les risques d incendie ou d lectrocution n exposez pas cet article la pluie ou
6. CM 16 M ultiSignal Processor HARDWARE MANUAL QSC Rev B Table of Contents CM 16 MultiSignal Processor User Manual VI INTRODUCTION airis 3 PHYS Calm IVa CTE NIST rioni 3 e A EAE E A A a OET 5 Network des copia aabt 6 INSTALLATION acond 10 A A 10 Mounting the CM 16 M ultiSignal PROCESSOR ananas died 10 Connecting OAC POWE rnin a o Pea a a a a o 11 CONNECUNATO ra Ple Sicani 11 Connecting audi and OIG Calar 11 o 11 CER RIE 11 og 12 CONS CE e 00 y to PRD PO O Lo O E E O 12 O 12 SPECIACA TIO Nr 13 ARCHITECT S AND ENGINEER S SPECIFICATIONS mms 16 APPENDIX Ethernet cabling Data port pinouts 17 QSC ADDRESS AND TELEPHONE INFORMATION nn 18 EXPLANATION OF GRAPHICAL SYMBOLS The lightning flash with arrowhead sym bol within an equilateral triangle is intended to alert the user to the pres ence of uninsulated dangerous volt age within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to humans The exclamation point within an equi lateral triangle is intended to alert the users to the presence of impor tant operating and maintenance ser vicing instructions in the literature accompanying the product EXPLICATION DES SYMBOLES GRAPHIQUES Le symbole clair avec point de fleche a l intr rieur d un triangle quilat ral est utilis pour alerter l utilisateur de la presence l int rieur du coffret de voltage dangereux
7. Standard VGA cables Hub ee ee ee HE AMP eee between CM16 and EEE e amp data ports If there are two or more sansaman ua sii CM 16s in the network or GG et da o ha Up to 8 unnonno there are other networked ee ai m6 devices present use a hubto annn E create a star topology e e AMP aunumun e AMP cantata x BEB Bees te Me a TTT A ey a a R ey e A Up to 8 nas a nic amplifiers a AMP __ GES I RJ 45 RJ 45 Ethernet cable y lt _ Category 3 or better lt 100 m 330 ft Up to 8 amplifiers AMP Standard VGA cables AMP soi between CM16 and ea amp data ports A PI Upio8 erre amplifiers asses emis ERRE A LJ oe i 1A AMP i ee I lt RJ 45 RJ 45 Ethernet cable sa Category 3 or better lt 100 m 330 ft AMP I i I I I Sa Poa E me amplifiers PRC e E eee o RS we l a Pa pal AMP ae AI D i ee we a min AMP o SAN A _ oe ssszan Up to 8 ie O aaa clean amplifiers I e A 7 e a J BO n I unnnnno AMP I o AMP o RESTA So gii AMP i in 8 Bet sce i i i Qe ga
8. 21 dBu Outputimpedance 75Q balanced Outputload 60062 minimum Configuration Active balanced Gain Adjusts amplitude of signal from tap point M onitor in to monitor out 0 dB 1 dB Control range 0 to 86 dB in 0 5 dB steps Outputs 4 discrete outputs Configuration Electromechanical relay contacts floating M aximum steady state current 0 5 A M aximum switched current 0 25 A Groundisolation 70 volts maximum Connector Phoenix style a k a Euro style detachable barrier Strips Network Interface Physical netw ork Ethernet Transportnetwork TCP IP family Raw data rate 10 megabits per second Internetw ork protocol Frame format D I X Ethernet IP Connectors RJ 45 female Transport protocol UDP AUI Application protocol QSC24 Ethernettypes 10BASE T via RJ 45 Version 1 one M edia Attachment Unit M AU Revision 7 Cable type 10BASE T twisted pair M AU including but not limited to 10BASE F optical fiber 10BASE 2 5002 coax M ax cable length 10BASE T 100 m to hub 108ASE F 5 km 10BASE 2 635 m total Grounding Floating General Physical AC Power Height 3 5 2 RU Voltage 75 110 VAC labeled for 100V W idth 19 standard rack mount 95 135 VAC labeled for 120V Depth 16 75 42 5 cm plus 1 2 5 cm 200 255 VAC labeled for 230V rear supports Current 1 1 A RMS 100V Weight 22 lbs 10 kg 1 A RMS 120V M ounting Rear supportrecommended for 0 5 A RMS 230V portable or mobile use Frequen
9. use a Standard personal computer Video Graphics Adapter VGA CRT monitor cable This interface shall transmit two amplifier input audio signals as well as all control and monitoring signals Special signal condition ing and grounding techniques shall be used in this interface to ensure negligible levels of noise and crosstalk General All audio inputs and outputs shall be bal anced with a nominal input level of 4 dBu and maximum level of 21 dBu Input connec tors shall be of the Phoenix detachable terminal strip type V APPENDIX ETHERNET CABLING This diagram shows the pinout for standard unshielded twisted pair UTP network cable Both ends of the cable are wired identically IRE orange RJ 45 pinout for a standard 3 Rx White green noi used Wie blue Ethernet patch cable both ends x reen cre li indentical A crossover cable has the RX and TX wire pairs switched around at one end There are only two likely situations that would require a crossover cable to connect a single system controller computer directly to a single CM 16 device and to cascade hubs that don t have uplink ports 1 White orange 2 Orange 3 White green 4 Blue 5 White blue reen 7 White brown 8 Brown IAS RJ 45 pinout for an Ethernet crossover cable 1 White green 2 Green 3 White orange 4 Blue y 5 White blue 6 Orange 7 White brown
10. a l humidite GEFAHR EINES ELEKTRISCHEN SCHLAGES NICHT OFFNEN VORSICHT Um das Risiko eines elektrischen Schlages zu vermindern Abdeckung nicht entfernen Keine Benutzer Wartungsteile im Innern Wartung nur durch qualifiertes Wartungspersonal WARNUNG Zur vermeidung von Feuer oder elektrischen Schlagen das Gerat nicht mit Regen oder Feuchtigkeit in Ber hrung bringen SAFEGUARDS Electrical energy can perform many useful func tions This unit has been engineered and manufac tured to assure your personal safety Improper use can result in potential electrical shock or fire hazards In order not to defeat the safeguards observe the following instructions for its installation use and Servicing PRECAUTIONS L nergie lectrique peut remplir de nombreuses fonctions utiles Cet appariel a t con u et r alis pour assurer une s curit personnelle enti re Une utilisation impropre peut entra ner des risques d lectrocution ou d incendie Dans le but de ne pas rendre inutiles les mesures de s curit bien ob server les instructions suivantes pour l installation Putilisation et l entretien de l appareil FEDERAL COMMUNICATIONS COM MISSION FCC INFORMATION NOTE This equipmenthas been tested and found to comply with the limits for a Class A digital device pursuantto Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a com mercia
11. switch the network connection between the 10 gt y BASE T Ethernet connection provided by the R 45 connector and a transceiver connected to the AUI connector If the switch is in the in position the RJ 45 connection is active If the switch is out the AUI Is AUI 10BasE T pushbutton selector switch 10BASE T OUT AUI Network status and diagnostic LED indicators For diagnostic purposes there are LED indicators on both the front and rear panels of the CM 16 The ones on the rear are located next to the multi pin AUI connector and are labeled LINK STATUS XMT and RCV LINK STATUS y Ka LINK STATUS When lit this LED indicates that the CM 16 is connected to an operating Ethernet network If 2 A it is unlit there is probably some problem in the network cabling between the CM 16 and the hub or possibly a fault in the hub This LED only indicates a link via the RJ 45 connector not via an AUI most AUI transceivers have their own LED indicators for status transmit and receive XM T This LED lights to indicate that the CM 16 is transmitting data over the network RCV This LED lights up whenever the CM 16 receives data from over the network The status LEDs on the front panel are labeled DIAGNOSTIC LINK STATUS and NETWORK ACTIVITY The POWER LED is also on the front panel although it really isn t a network status indicator SMR A ees nevertheless if it isn t lit the CM 16 is either turned of
12. D Channels 16 discrete channels up to 8 dual channel amplifiers Amplifierstatus monitor Clip indicator Senses channel clipping Control room foldback monitoring Signal monitoring buses per CM 16 1 Internal signal tap points Pre faderinput signal 16 Post fader input signal 16 Power amplifier output 16 Monitor input Mixed with tap point signal at unity gain Nominal level 4 dBu M aximum level 21 dBu Inputimpedance 25 kQ balanced Configuration Active balanced shield connected to chassis Common mode rejection gt 75 dB 20 Hz 20 kHz Contact closure inputs and outputs Inputs 4 discrete inputs Configuration Single ended input Resistance for closure detect lt 10 Q max Resistance for open detect gt l kQ min Sense current 1 5 mA maximum Ground limits input terminal Potential to case 3V maximum Resistance to case 10002 Protect indicator Temperature meter Senses amplifier protect status Reports amplifier operating temperature AC power control AC mode control Switches amplifier between normal and standby mode PowerLight models and DP 1 compatible models equipped with RPC Remote Power Control only Indicates operate standby or power downmode AC power indicator Output Sum of M onitor input and signal from internal monitor tap point Frequencyresponse 20 Hz 20 kHz 0 5 dB Distortion lt 0 05 THD 4 dBu out Noise floor 90 5 dB Nominal level 4 dBu M aximum level
13. Is the cabling between any node and the next node hub or repeater is 100 meters or 328 feet so you will need to place the hubs and or repeaters accordingly If that is impractical because of very long distances use appropriate AUI transceivers and fiber optic cabling this offers the possibility of segments up to 5 kilometers approximately 16400 feet or 3 1 miles long for 10BASE F networking The AUI connector is located on the rear panel next to the RJ 45 jack For larger networks you might need to use Ethernet routers MOUNTING THE CM16 MULTISIGNAL PROCESSOR Use four screws to secure the front of the CM 16 to the equipment rack For mobile touring or portable applications provide a rear Support also QSC s Technical Services department stocks kits for installing rear mounting ears The CM 16 uses fan drawn air for cooling Its intake is on one side panel of the chassis and the exhaust slots are on the other side Be Cw careful not to obstruct these openings and allow ample open space around them in order to maintain a free flow of air gt NOTE The CM 16 s recom mended ambient operating __ temperature is 0 50 C 32 122 F Do notinstall the unit in an environ A ment that exposes it to tempera tures outside thus range CONNECTING AC POWER The CM 16 uses a detachable power cord for connecting to a grounded AC source Each unit is configured at the fac
14. achable barrier Strips Type Electronically balanced Grounding All shield terminals connected to chassis Nominal level 4 dBu 10 dBV selectable M aximum level 21 dBu Power amplifier output processing Poweramplifier output monitoring Output short detect Senses load lt 1Q for Stereo Parallel modes lt 2Q in Bridged M ono mode Output open detect Senses load gt 6002 Output voltage meter Range automatically matches to amplifier model used Impedance 25 KQ balanced Common mode rejection gt 70 dB 20 Hz 20 kHz Crosstalk inter lt 75 dB separation 20 Hz 20 kHz channel within Data Port pair Crosstalk intra channel between Data Port pairs lt 108 dB separation 20 Hz 20 kHz Outputs Program outputs 16 via HD15 Connectortype 8 HD15 data port connections Type Special M onitor output 1 Connector Phoenix style a k a Euro style detachable barrier strips Type Electronically balanced Grounding Shield terminal connected to chassis Nominal level 4dBu Maximum level 21dBu Outputimpedance 75 balanced Outputload 60062 minimum Output current meter Range automatically matches to amplifier model used Signal level must be higher than 32 dB referenced to maximum output of amplifier 13 Power amplifier management Power amplifier interface Compatibility QSC PowerLight models and other DP 1 compatible amplifiers Connectorand cable HD15 VGA cable 2 meters length qualified maximum length TB
15. am at left shows how to connect wire to a detachable terminal strip The rear panel is labeled to designate the proper connections Loosen screw For audio inputs and outputs the shields connect to the ground insert wire here then tighten screw terminal labeled G as shown here PROGRAM INPUTS Connect signal inputs for the CM 16 to the terminal strip labeled PROGRAM INPUTS which has 16 balanced signal inputs PAGE This is a single channel balanced input for a paging signal which can be inserted into any of the amplifiers Like the CM 16 s otherfunctions itselects the signal source following commands fromthe system controller computer 12 MONITOR CHAIN The CM 16 provides three monitor points for each of the 16 individual amplifier signal paths pre fader post fader and amplifier output These points are selectable via the QSControl2 software on the system controller computer and each has a separate gain adjustment also controlled via the system controller computer A line level balanced monitor signal appears at the OUT terminals of the MONITOR CHAIN terminal strip You can cascade multiple CM 16 devices by connecting the monitor chain output of one to the monitor chain input of the next The monitor signal would typically feed an auxiliary return on a mixing board or a single channel amplifier input for remote monitoring purposes CONTACT CLOSURES Four switch logic inputs on the CM 16 allow remote
16. bps Figure 1 shows the front panel of a CM 16 unit including the AC power switch and several LED indicators Figure 1 PONER AME NESS LINK STATUS NETWORK ACTIVITY 20 MIPS DIGITAL CONTROL MONITORING PROCESSOR CM16 MultiSignal Processor front panel Figure 2 shows the rear panel of a CM 16 unit and its features PROGRAM INPUTS PROGRAM INPUTS PROGRAM Le PROGRAM Lui AMP A AMP B AMP C AMP D AMEE AEG Tee nce ocx MONITOR CHAIN il 2 3 4 5 6 1 8 PAGE P R NOT OPEN OUT IN i cl 10 O6 sa cui nacos ECHO cacon aca s i ne ee OA bel 1 Fi u re 2 i NO USER SERVICEABLE PARTS INSIDE DO NOT EXPOSE THIS EQUIPMENT TO g a DIR E ewe CR E Pari DON thay Yale a LIT Dl E VO Zi ar 2 RAIN OR MOISTURE REFER SNS AE ad REI i a E i i 3 AVERTISSEMENT RISQUE DE CHOC ELECTRIQUE NE PA CM 16 M ultiSi nal I AMPA contact WI Te TE OLATED CONTACT OUTPUTS PO g 1 8 RO Ti NC ol a ni po T cn n MADE IN U S A P NI CED i gt EL ne oe me jen Processor rear LINK STATUS 10BASE T ETHERNET XMT AUI RCV pa nel CE CE Lo CE 2 0 Cu Eight HD 15 connectors for connecting to data ports of amplifiers A through H One RJ 45 jack for connecting to a 10BASE T Ethernet computer network One AUI connector for connecting a transceiver to use with other Ethernet media One IEC connector for a detachable AC power cord included Four contact closure inputs for remote sensi
17. cy 50 or 60 Hz Operating temperature Disconnect Detachable power cord with IEC 0 to 50 Celsius connector 15 16 IV ARCHITECT S AND ENGINEER S SPECIFICATIONS The CM 16 Power Amplifier Controller shall provide input output and status control for Data Port equipped QSC power amplifiers in an Ethernet TCP IP based network audio system Sixteen independent channels shall be provided grouped in pairs to support eight dual channel power amplifiers Amplifier Input Control and M onitoring For each of the sixteen power amplifier input signals the CM 16 shall provide gain mute and polarity control pre and postfade signal level metering and audio monitoring and selectable 4 dBu 10 dBV input sensitivity The CM 16 shall provide a page input separate from the normal program inputs whose signal may preempt the program signal of any or all of the sixteen program channels This input shall have select able 4 dBu 10 dBV sensitivity Amplifier Output M onitoring For each of the six teen power amplifier outputs the CM 16 Shall provide clipping detection short and open circuit detection voltage and current metering and audio monitoring of the volt age signal Amplifier M anagement For each of the eight dual channel power amplifiers the CM 16 shall provide AC standby operate mode control AC power state indication temperature metering and protect status detection Audio Monitoring Chain For each of the s
18. ecture slot PowerLight amplifiers have full control and monitoring functionality while the number of control and monitoring functions available through the DP1 depends on the amplifier series used M Xa and CX Series amplifiers have somew hat fewer available control and monitoring functions than the EX Series for more information consult the documentation included with the DPI The Data Port uses an HD15 connector which is the same type that standard VGA computer monitors and video cards use This allows you to use a standard VGA cable for interconnecting an amplifier and a CM 16 unit A CM 16 unit controls and monitors as many as eight amplifiers they are designated in this manual and on the rear panel of the unit as Amp A through Amp H A network may have multiple CM 16 s providing remote management for systems ranging from a few up to hundreds of amplifiers PHYSICAL CHARACTERISTICS Each CM 16 unit is two rack spaces in height and has an internal AC power supply Its chassis depth is 41 9 cm or 16 5 inches plus 1 inch 2 54 cm rear support tabs The rear panel has a female RJ 45 jack for connecting to an Ethernet using 10BASE T wiring An AUI interface allows you to use an appropriate transceiver for LOBASE F fiber optic LOBASE 5 thick coaxial cable also called ThickNet 10BASE 2 thin coaxial cable such as RG 58 or equivalent also Known as Thin Ethernet ThinNet or CheaperNet or other Ethernet media The raw data rate is 10 M
19. f or disconnected from the AC source so you wouldn t see any network activity anyway DIAGNOSTIC This LED performs several functions W hen the CM 16 is powered up the LED flashes to indicate that the unit is first performing a self diagnostic test and then loading the current settings the onboard flash memory This takes several seconds and if the LED stays on longer than that it indicates an internal hardware fault During operation the CM 16 continually performs a reduced set of self diagnostic functions including a background memory check If it detects a memory fault the LED will flash at a rate of about 2 Hz if some other hardware fault is found the LED will light continuously Also during operation the operator can turn the LED on and off using a custom Visual Basic application on the network s system controller computer This is useful for identifying individual CM 16s on the network LINK STATUS This LED has the same function as the one on the rear panel which is described above This LED only indicates a link via the RJ 45 connector not via an AUI NETWORK ACTIVITY This LED combines the functions of the rear panel XMT and RCV LEDs i e it lights whenever the CM 16 is transmitting or receiving data If you want to think of it as a Boolean expression then NETWORK ACTIVITY XMT or RCV Sample network topologies The simplest network configuration would be a single system controller com
20. ixteen program channels the CM 16 shall provide three monitor points as follows 1 pre fader gain control 2 post fader gain control or 3 power amplifier output A channel s monitor output may be selected from one of these three signals or it may be switched off The signal at the CM 16 s monitor output connec tor shall be the sum of the signal atits monitor input connector and the sixteen channel monitor signals A monitor gain control shall be provided for each monitor tap point to adjust the individual levels of the channel monitor signals prior to their being mixed with the monitor input signal Contact Closure 1 0 The CM 16 shall provide four trigger contact closure sense inputs which shall also be TTL signal compatible and four dry contact floating SPDT relay outputs Data Network All CM 16 functions shall be con trolled and monitored via an Ethernet digital control network using the TCP IP transport protocol and the QSC24 control and monitor ing application protocol Rear panel connec tions shall be provided for 10BASE T Ethernet and an Ethernet AUI Attachment Unit Inter face connector shall also be provided to interface with other Ethernet media Other than the AC power switch and a network media type selector switch the CM 16 shall have no manual controls Amplifier Interface The CM 16 s interface to each power amplifier Data Port shall be via an HD15 connector The amplifier interface shall
21. l installation This equipment generates uses andcanradiate radiofrequency energyand if notinstalled and used in accordance with the instructions may cause harm ful interference to radio com munications Operation of this equipmentina residential area is likely to cause harmful in terference in which case the user will be required to correct the interference at his or her own expense INTRODUCTION The QSC CM 16 M ultiSignal Processor offers powerful amplifier management in a QSControl2 networked audio system using Ethernet networking technology to communicate with the host computer system controller The system controller computer itself uses application softw are to operate the netw orked audio system including the CM 16s and their amplifiers The software operates on the Windows 95 operating system and can be customized using M icrosoft Visual Basic Professional Edition See the software manual or help file for more information on software usage and functions The CM16 MultiSignal Processor performs control and monitoring functions for up to eight dual channel amplifiers each equipped with a Data Port either built in oron a DP1 Data Port M odule QSC Pow erLight Series amplifiers except for early models not equipped with data ports have built in Data Ports for this purpose while CX EX and M Xa Series amplifiers require a DP1 accessory available from QSC or an authorized QSC dealer installed in the Open Input Archit
22. mote power control card Contact the QSC Technical Services department for information on what amplifier models can receive this upgrade This matrix indicates which monitoring functions are available for various QSC amplifier models 2 L R gn Pp fn PE SE G8 q E S d CM16 input gain metering eS eS eS pre fader CM16 output amp input gain metering post fader Power status detect Bridge mode detect Amplifier model detect s Protect status detect et Heat sink temperature metering Clip detect et Output short detect Output open detect Amplifier channel output metering V only Vonly V only voltage and current Source selectable signal monitor s Except CX4 and CX4T tExcept MX3000a There are also four discrete floating relay contact closure outputs for remotely switching external devices up to 250 mA 500 mA steady state per contact pair Four discrete single ended logic inputs allow for sensing external events or sw itches these inputs have internal sense voltage sources so they are compatible with both logic devices and switches NETWORK DESCRIPTION QSC CM 16 M ultiSignal Processors are designed to operate on a standard IEEE 802 3 Ethernet and each one operates as a respective node on its network Each unit contains a unique Ethernet hardware address in non volatile memory and will therefore present no conflict with any other node on
23. ng Four SPDT relay contact outputs for remote switching Three LED indicators to show network communication status Euro style detachable terminal strips for line level audio inputs monitor chain input and output contact closure logic inputs and relay contact outputs AC power Each CM 16 device is factory configured to operate on 100 120 or 230 volts 50 or 60 Hz a label on the bottom of the unit shows the correct operating voltage M ake sure you connect the CM 16 unit only to the correct voltage otherwise you might damage it and also create a dangerous situation for yourself and others The detachable power cord attaches to the CM 16 unit via the IEC connector on the rear panel A front panel LED located above the power switch indicates when the CM 16 is powered up a Amp A Ch 1 amp 2 Input Meter Meter Sensitivity Na Face Gain Control Mute m Polarity 4 10 dBu Mon 1 Mon 2 Input Meter Meter Sensitivity Ne pases Gain Control Mute m Polarity 4 10 dBu Mon 1 Mon 2 H PROGRAM INPUTS i 19V1431NI LYOdVLVG YslsalId NV YAMOd ifi Meter Power Bridge Amplifier Detect Meter Detect Detect Meter Meter Status Mode Model du Protect Operating ati Output Ou
24. sensing signalling or whatever you wish to program them as In a custom Visual Basic application on the system controller computer ISOLATED CONTACT OUTPUTS WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE DO NOT EXPOSE THIS EQUIPMENT TO secs AA ea RAIN OR MOISTURE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL AVERTISSEMENT RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR ISOLATED CONTACT OUTPUTS QSC AUDIO CONTACT IN1 IN2 IN3 RLY4 PRODUCTS INC IN4 RLYI1__RLY2___RLY3 CLOSURES NC NO C ENCINO C ENCINO c ENCINO C IES nate LINK STATUS 10BASE T ETHERNET RCV a The CM 16 has four relay outputs for actuating and controlling auxiliary devices via a custom Visual Basic application onthe system controller computer Each output set has a normally closed NC a normally open NO and a common terminal II SPECIFICATIONS CM 16M ultiSignal Processor Input signal processing Frequency response 20 Hz 20 kHz 0 5 dB Distortion lt 0 002 THD 4 dBu out Dynamic range gt 112 dB unweighted 22 Hz 22 kHz Data Portnoise floor 90 5dBu Polarity In phase or inverted Gain control range 0 86 dB in 0 5 dB steps Precisionattenuator betterthan 112 dB below transients zipper maximum output noise Mute gt 86 dB attenuation Inputs Program inputs 16 Paging inputs 1 M onitorbus input 1 Connectortype Phoenix style a k a Euro style det
25. the same network You can even use CM 16 devices on a network shared with other netw orked devices such as servers workstations and other computers although these other devices may affect network performance if their rate of network utilization is very high Ethernet devices such as hubs repeaters and routers will usually afford you the flexibility to configure the network as needed Any system controller computer on the network must have an Ethernet compatible network interface card NIC installed To allow you to operate the network even during power interruptions it might be a good idea to use an uninterruptible power supply UPS with the host computer s and any hubs pedi or re p ea t ars snaps into place To remove press up on locking tab A female RJ 45 connector on the rear panel allows a direct connection to a 10BASE T network Use 79 Pu Plug out Category 3 or better unshielded twisted pair UTP Ethernet cable M ost ready made Ethernet patch Connecting to Ethernet cables available today are rated at least Category 5 so they would be perfectly suitable for the application For use with other Ethernet medium such as 10BASE 2 10BASE 5 100BASE T 100BASE F etc the rear panel also has an attachment unit interface AUI connector to which you would attach a suitable transceiver Selecting AUI or 10BASE T network connections LOBASE T ETHERNET J my A pushbutton switch next to the RJ 45 connector allows you to
26. tory to use a particular line voltage 100 120 or 220 240 volts AC that voltage is printed on the serial number label affixed to the underside of the CM 16 chassis M ake sure the power cord is suitable for the unit s operating voltage connecting the CM 16 to the wrong voltage is dangerous and may damage the unit A CM 16 canbe reconfigured to work with a different line voltage Consult the QSC Technical Services department for more information CONNECTING TO AMPLIFIERS Use standard off the shelf VGA cables to connect between the amplifiers data ports and their respective HD 15 ports on the rear panel of the CM 16 unit The amplifier ports are labeled A through H on the CM 16 rear panel All necessary data and audio signals to and from the amplifier pass through the VGA cable The CM 16 automatically identifies the amplifier models attached to its ports It provides this information over the network to the QSControl2 software in the system controller computer which can indicate on screen the models of amps A through H attached to each particular CM 16 device The CM 16 and the software also use the model identification information to set appropriate ranges for the amplifier output voltage and current metering CONNECTING AUDIO AND LOGIC CABLING The terminal block portions of the barrier strip inputs and outputs detach for ease of service it also allows you to pre wire the rack even before the CM 16 is installed in the rack The diagr
27. tput Output Output Detect Detect Detect p status emp p short Open Amps Volts Mon 3 Detect Meter Detect Detect Detect Meter Meter Meter Protect pen Cli Output Output Output Output status emp p short Open Amps Volts Mon 3 Gain Mon 1 o Mon 1 Gal Adj for Mon2 0 Pa o Mon 2 SONO tap Off o o Off tap di D Amps B through H same as Amp A lt d fa gt di PAGING INPUT m INTERNAL AUI O E TI Z gt Paging Input MICROCONTROLLER m OA Sensitivity g zZ 4 10 10BASE T m L d lt HE MONITOR MODULE 05 ESE 32 ZE 45 OZ 5 CO LL 47 e o gt CONTACT CLOSURE INPUT OUTPUT 3 04 fp To E des E S 2 Oo J 20 EZ be 3 ce F o gt 3 mA Functional block diagram of the CM16 MultiSignal Processor FUNCTIONAL DESCRIPTION The CM 16 performs control and monitoring functions remotely between the amplifiers and the host computer This matrix indicates which control functions are available for various models of QSC amplifiers J N TY Fu SE FF Fa Channel signal gain eS eS Channel signal mute Channel signal polarity e Channel input sensitivity select e 4 dBu or 10 dBV Remote power on standby et et et Paging or normal input select Except CX4 and CX4T tUnits with RPC only Note that the PowerLight models are the only ones with built in remote turn on turn off capability certain other models require the installation of an appropriate RPC re
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