MULTIzone manual
Contents
1. OFF when up The default setting is with all switches set OFF up The table below describes their effect Q A DIP switch UP DIP switch DOWN sw Function OFF ON Notes 1 RS 232 Address LSB 0 1 Use these switches to set the unit number for RS 232 addressing See Appendix 4 for details 2 Bo Es 9 2 Set all three switches to 0 UP to lock the unit into Manual mode disabling all RS 232 3 RS 232 Address MSB 0 4 control 4 RS 232 source Unit is controlled from RS 232 control from When unit is master RS 232 signal is sent to when unit is SLAVE local RS 232 socket LOOP input LOOP out so DIP switch has no effect 5 MIC source Local microphone ducks Master LOOP microphone When unit is master ducking signal is sent to when unit is SLAVE unit s Zone outputs ducks unit s Zone outputs LOOP out so DIP switch has no effect 6 Phantom Power off on Phantom power to microphone 7 Zone 1 Audica EQ off AEQ Audica speaker EQ is designed to optimise 8 Zone 2 Audica EQ off AEQ performance from Audica Pro loudspeakers 9 Zone 3 Audica EQ off AEQ If Audica Speaker EQ is to be used in a system 10 Zone 4 Audica EQ off AEQ with a subwoofer please refer to Appendix 5 In a system with only a single MULTIzone unit if DIP switch 5 is set ON then any microphone signal will duck the music signal in whichever zone s the microphone level is s2. to Normally Open isolated contacts e g a relay activated by the fire control panel The sense of the Mute input can be reversed by an internal jumper such that a Normally Closed contact or absence of the 5 30V causes muting instead The internal jumper plugged into CON302 is located at the front edge of the main PC board adjacent to the left hand ribbon cable from the front panel see below Location of jumper V not muted or NC contacts Location of jumper V mute or NO contacts default Appendix 1 Microphone compressor and ducker operation A variable compressor effect is provided to help level out differences in loudness caused by different microphone users This also helps prevent overload of the loudspeakers from any knock or pop noises received by the microphone or the differing mic technique of various users The Compression Ratio control adjusts the balance between compressed and uncompressed mic signal Fully counterclockwise delivers uncompressed audio fully clockwise delivers only the compressor output The mix of the microphone signal into each zone is controlled by its preset rotary control adjustable via a screwdriver on the front panel When the microphone signal exceeds a threshold the zone s music level is reduced automatically to a level which allows the microphone signal to be clearly heard The rear panel Ducker Floor control adjusts the degree of music attenuation applied The Ducker Release con
3. to unit 4 zone 3 1 0 0 UNIT s16 lt CMD gt Command only applies to unit 4 zone 4 1 0 0 UNIT s17 lt CMD gt Command only applies to unit 5 zone 1 1 0 1 UNIT s18 lt CMD gt Command only applies to unit 5 zone 2 1 0 1 UNIT s19 lt CMD gt Command only applies to unit 5 zone 3 1 0 1 UNIT s20 lt CMD gt Command only applies to unit 5 zone 4 1 0 1 UNIT s21 lt CMD gt Command only applies to unit 6 zone 1 1 1 0 UNIT s22 lt CMD gt Command only applies to unit 6 zone 2 1 1 0 UNIT s23 lt CMD gt Command only applies to unit 6 zone 3 1 1 0 UNIT s24 lt CMD gt Command only applies to unit 6 zone 4 1 1 0 UNIT s25 lt CMD gt Command only applies to unit 7 zone 1 1 1 1 UNIT s26 lt CMD gt Command only applies to unit 7 zone 2 1 1 1 UNIT s27 lt CMD gt Command only applies to unit 7 zone 3 1 1 1 UNIT s28 lt CMD gt Command only applies to unit 7 zone 4 1 1 1 10 where Range of lt CMD gt MULTIzone command response oi Notes can be 000 to vol lt X gt Sets absolute volume level of zone 027 000 MIN 027 MAX vo Increments volume level of zone N A Will not increment above 027 vo Decrements volume level of zone N A Will not decrement below 000 muton Zone enters mute N A Previous volume level recorded mutoff Zone de mutes N A Previous volume level restored comon Zone enters RS 232 control N A Manual panel controls disabled RS232 settings asserted comoff Zone exits RS 232 control N A RS 232 mode disable
4. 5W by shutting down all internal systems An sbyon command will then restore system operation but it is important to note that the unit will take several seconds to fully awake during which time no audio will be heard and no other RS 232 commands can be received or acted upon The programming of the RS 232 source device must take this into consideration RS 232 connector wiring Pin No Connection No connection RS 232 receive RX No connection No connection Ground No connection No connection No connection No connection WJOOIN OD on Aj System command format an nn MULTIzone command response ype Command SYSTEM s99sbyoff All units enter standby mode SYSTEM s99sbyon All units power up out of standby SYSTEM s99muten All units all zones enter mute SYSTEM s99mutdis All units all zones de mute SYSTEM s99comen All units all zones enter RS 232 control mode SYSTEM s99comdis All units all zones enter manual front panel control mode Unit command format a RS 292 MULTIzone command response ype Command UNIT sXXsbyoff Unit Y enters standby UNIT sXXsbyon Unit Y powers up from standby UNIT sXXmuten Unit Y all zones enter mute UNIT sXXmutdis Unit Y all zones de mute UNIT sXXcomen Unit Y all zones enter RS 232 control mode UNIT sXXcomdis Unit Y all zones enter manual front panel control m
5. AUDICA Installation Manual for multizone 4 zone controller Designed and engineered in the United Kingdom Contents Overall Description Technical specification Front Panel Controls Rear Panel Connectors and Controls Appendix 1 Microphone compressor and ducker operation Appendix 2 Remote Zone Controller connections Appendix 3 LOOP input and output connections Appendix 4 RS 232 Interface Appendix 5 Operation with Audica Speaker Eq and Subwoofer ATTENTION RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR POUR REDUIRE LE RISQUE DE CHOC ELECTRIQUE NE PAS DEPOSER LE BOITIER NI LE PANNEAU ARRIERE AUCUNE PIECE INTERNE NE PEUT ETRE DEPOSEE PAR L UTILISATEUR CONSULTER UN PROFESSIONEL QUALIFIE POUR TOUTE REPARATION Read these instructions Keep these instructions Heed all warnings Follow all instructions 1 PRECAUTIONS WARNING To reduce the risk of electric shock do not remove any panels or covers There are no user serviceable parts in this product WARNING To reduce the risk of fire or electric shock do not expose this apparatus to rain or moisture READ ALL INSTRUCTIONS before attempting to install or use the product RETAIN INSTRUCTIONS for future reference WATER AND MOISTURE Do not use this product near water for example sinks bath tubs wet areas and the like The product shall not be exposed to dripping or splashing and no objects filled with liquids such as vases shall be placed on the produ
6. DIL switch see next page The microphone signal can be processed in various ways using 6 rotary potentiometers g1 GAIN Rotary potentiometer sets the gain of the microphone input to accommodate different microphones Since the gain range on the Mic input is 50dB to 10dB this can also be used as a line level input maximum input 3 3Vrms g2 COMPRESSION RATIO Rotary potentiometer sets the compressor contribution to microphone channel g3 TREBLE Mid high tone control on microphone channel centred at 5kHz g4 BASS Low mid tone control on microphone channel centred at 150Hz 95 DUCKER FLOOR Rotary potentiometer sets the music ducking floor level music attenuation level g6 DUCKER RELEASE Rotary potentiometer sets the music ducking release time music fade up time g7 MIC LEVEL SET AID This is a 2 colour LED to assist in MIC input level setting Green indicates the signal is in the optimum range gt 20dB and Red indicates that clipping is imminent gt 2dB A more detailed description of the compressor and ducker operation can be found in Appendix 1 O GAIN COMPRESSION RATIO Wy TONE TREBLE BASS 0000 06 REMOTE ZONE CONTROLLERS DUCKER RELEASE MIC ao u MIC LEVEL SET AID RS 232 A N 00 12345678910 IBBERR EEE oN l O EA h DIP switch DIP switches are ON when down and
7. ct OBJECT OR LIQUID ENTRY Do not insert any object or liquid into the openings in the product as this may cause electric shock or malfunction HEAT Do not install the product near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat CLEANING Clean only with a dry cloth MOVING TRANSPORTING THE PRODUCT The product should be packed in its original packaging for moving from location to location OVERLOADING Never overload mains outlets extension cables or multi way plug extensions as this may cause fire or electric shock POWER CORD Do not defeat the safety purpose of the grounding type plug The plug has two blades and a third grounding prong The third prong is provided for your safety If the provided plug does not fit your outlet consult and electrician for replacement of the obsolete outlet oOo 00 00 00 bh BPW WW Dans la documentation qui accompagne cet appareil ce symbole indique des instructions d utilisation et d entretien essentielles Ce symbole indique la pr sence dans cet appareil d un voltage dangereux qui peut poser un risque de choc lectrique POWER CORD PROTECTION Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where it exits from the apparatus ACCESSORIES Use only attachments accessories specified by the manufacturer CARTS STANDS Use only with th
8. d manual panel settings asserted src lt X gt Selects input source 1 through 6 as zone output 1to6 Selects source 1 through 6 Before a zone can be brought under RS 232 control it must first be switched from manual panel mode to RS232 by using the comon for a particular zone or the comen system wide or unit command all described above Note the front panel controls will be disabled when the unit is in RS 232 mode Make sure the required unit zones are brought out of RS232 by sending the appropriate comoff or comdis commands Command examples RS 232 source sends s99sbyoff lt line feed gt s04comon lt line feed gt s05comoff lt line feed gt s99comen lt line feed gt s09comdis lt line feed gt s02src2 lt line feed gt s10src3 lt line feed gt s08vo lt line feed gt s03vo lt line feed gt s14vol012 lt line feed gt s99muten lt line feed gt gt All units enter standby gt Turn on RS 232 communications for zone 4 gt Turn off RS 232 communications for unit 2 zone 1 gt Turn on RS 232 communications for every Zone on every unit gt Turn off RS 232 communications for every zone on unit 3 gt Sets zone 2 unit 1 zone 2 to source 2 gt Sets zone 10 unit 3 zone 2 to source 3 gt Increments volume on zone 8 unit 2 zone 4 gt Decrements volume on zone 3 unit 1 zone 3 gt Sets absolute volume level of zone 14 unit 4 zone 2 to level 12 gt Mutes every zone on
9. e output 1 to 4 b Zone Volume Set the volume level for each zone 1 to 4 Turn clockwise to increase volume anticlockwise to decrease c Mic Volume Four screwdriver controls set the volume level from the paging microphone mixed with each zone s music signal zones 1 to 4 When set to zero music ducking see Appendix 1 is disabled for that zone Rear Panel Connectors and Controls d Zone signal indicator This white indicator LED illuminates when a signal is present The brightness of the LED gives some indication of the signal level e Power On Off This is a true mechanical power switch not a standby mode Its position is retained even during mains power failure f Power on indicator This blue indicator LED is off when the power switch is off and lights blue when the mains power is on Rapid flashing indicates that the RS 232 enabled standby mode is in operation a Mains power input IEC 3 pin connector Use power cord supplied WARNING The power cord must be connected to a power socket outlet with a protective earth connection b Line Inputs Six line input channels on RCA phono pairs each of which can accept a mono or stereo source stereo sources are internally mixed down to mono The front panel Input Select switches see above pick which channel is to be sent to each Zone output c Line input
10. e cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over LIGHTNING Unplug this apparatus during lightning storms or when unused for long periods of time 2 SERVICING Refer all servicing to qualified personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped Do not attempt to service this product yourself as opening covers or panels may expose you to dangerous voltages or other hazards Where replacement parts are required be sure the service technician has used replacements supplied by the manufacturer or have the same characteristics as the original part Use of unsuitable parts could cause fire electric shock or other hazards and may void any warranty or guarantee The technician must perform any safety checks to test the performance of the product upon completion of any repairs Overall Description The Audica Professional MULTIzone is a zone control mixer with 4 zone outputs and 6 music inputs plus a microphone input for paging applications Each of the 4 zone outputs can be independently configured to provide music from one of the inputs plus the pagin
11. et above zero but the microphone signal will not be heard i Remote Zone Controller inputs Four RJ 45 sockets for connection to remote Zone Control wall plates Connect via an 8 way CAT 5 cable terminated with RJ 45 plugs at each end for each Zone The Zone Control wall plate takes over control of Zone input select and volume control disabling the front panel controls for that zone See Appendix 2 for further details j RS 232 control input 9 pin male D type connector See Appendix 4 for further details and the RS 232 control protocol LOOP OUT ON 90000000 aaa 1 O INPUT y H 50 60 Hz lro j CONTACT 5 30V DC O LOOP IN k LOOP input and output connectors These are 15 pin D type connectors male for Loop out female for Loop in for looping the audio inputs and optionally Mic Mute and RS 232 to other units Up to a total of 7 MULTIzone units can be linked in this way When a unit has a loop cable connected to its LOOP IN socket it becomes a Slave The unit which has nothing plugged into its LOOP IN socket is the Master unit See Appendix 3 for further details 1 MUTE input Some buildings require that the music system is muted if the fire alarm is triggered Two types of input are provided on the unit for this purpose on a 4 way Phoenix connector The first two pins accept a DC voltage input 5 30V for muting The third and fourth pins may be wired
12. every unit When MULTlzone is powered on the previous status of the unit will be restored If a particular zone of the unit was previously in RS 232 mode the particular settings for that zone will be restored e g the source input volume level or mute Alternatively if a particular zone was in manual panel mode the front controls will become active 11 Appendix 5 Operation with Audica Speaker Eq and Subwoofer If the MULTIzone is to be used with a speaker system which requires Audica Speaker Eq and also includes a subwoofer then two zones must be employed One zone is set to a flat response Eq off to drive the subwoofer and one with Eq on to drive the full range speaker This appendix describes two arrangements which can achieve this end 1 0 USE 2 ZONES CONTROLLED BY A SINGLE WALL MOUNT CONTROLLER WMC Z1 remote IN Z1 output to Subwoofer MULTIzone Z1 Speaker Eq OFF Z2 remote IN Z2 Speaker Eq ON Z2 output to full range speaker Connect the WMC using a special RJ 45 remote control cable wired as a simple Y see below to two remote control inputs on the MULTIzone in this case Zones 1 and 2 Then set speaker EQ OFF on Zone 1 DIP switch 7 OFF to drive the subwoofer and EQ ON on Zone 2 DIP switch 8 ON to drive the full range speaker The WMC selects the source fed to both zones and the input gain for that source is set in the normal way The WMC volume control becomes the master volume contr
13. g microphone with the relative levels set by front panel controls When the microphone is used the music is automatically reduced in level ducking to allow for announcements to be heard clearly Each zone output is mono but all inputs are stereo capable mixed to mono internally Zone outputs can have Audica speaker EQ applied if needed A mute control input is provided to be linked to fire control systems This mutes all music inputs whilst keeping the paging microphone active for safety announcements Remote zone control is possible via wired wall mount control panels or an RS 232 interface T 17 00 25 00 Lel 12 00 450 00 172 60 AUDICA 00 of O Of oO Al SS multizone Technical specification Inputs Line inputs Input impedance Input voltage range for full scale Microphone input Input impedance Input voltage range for full scale Outputs Zone outputs Line Output impedance Maximum output level Zone outputs Balanced Output impedance Maximum output level 10kQ at maximum gain increases as gain is reduced 240mV maximum gain 6 4V minimum gain 10kQ balanced 4mV maximum gain 3 3V minimum gain 2000 1 8 Vrms 4000 3 6 Vrms Front Panel Controls a Input Select Choose one line input channel 1 to 6 to send to each zon
14. gain controls Rotary potentiometer to set gain for input channels 1 2 3 4 5 and 6 d Input level set aid A single 2 colour LED is provided to assist setting the line input levels By applying a signal on each input in turn the level can be set optimally Green indicates the signal is in the optimum range gt 20dB and Red indicates that clipping is imminent gt 2dB e Zone Outputs unbalanced Four mono RCA phono sockets carry the Zone Line outputs Each Zone Output can be selected to have a flat frequency response or the Audica speaker EQ AEQ equalisation see page 6 f Zone Outputs balanced Balanced audio outputs are provided on 3 way Phoenix connectors for Zones 1 2 3 and 4 These replicate RCA jack outputs for each zone The balanced output level is double the unbalanced output If taking a single ended output from the balanced output terminals then use the ground pin for screen and pin for signal DO NOT connect the output pin to ground MAKK 9 E Y 4 GAIN COMPRESSION oe roe Ase RS 232 ooo J 000000 ols O REMOTE ZONE CONTROLLERS Sn che ee E ae u O JIBBBBBBBBBA al MIC LEVEL O SET AID ON TZI P g Microphone Input An XLR balanced input for a paging microphone A 48V phantom power option is provided for active or condenser microphones selected via the
15. namic range Input 6 gain control should set to produce x1 gain between Input 6 and Zone 2 output with Z2 Zone volume at Maximum If a test signal and AC meter are not available this can be done approximately using the following procedure Set the input 6 gain to maximum Turn gain down until slot in gain control is horizontal 14 15 AUDICA www audicapro co uk Our policy is one of continuous product improvement we reserve the right to change the designs and specications without notice All information is given in good faith The manufacturer accepts no responsibility for errors omissions or incorrect assumptions This symbol means do not dispose of as municpal waste Re use or recycle wherever possible Electrical Electronic Equipment may contain substances harmful to the environment For environmentally sound U methods of disposal please contact your local government agency Q13438 IS_r2
16. ode Where Responding unit Y XX DIP switch address 01 1 05 2 09 3 13 4 17 5 21 6 25 7 Zone command format As a number of MULTIzone units can be looped together the zone command should refer to the absolute zone within the loop i e in a system with three MULTIzone units zone 2 of unit 3 would be referenced as zone 10 Command RS 232 Command Note _ ah iiaa aaa ype Switch 3 Switch 2 Switch 1 UNIT s01 lt CMD gt Command only applies to unit1 zone 1 0 0 1 UNIT s02 lt CMD gt Command only applies to unit1 zone 2 0 0 1 UNIT s03 lt CMD gt Command only applies to unit1 zone 3 0 0 1 UNIT s04 lt CMD gt Command only applies to unit1 zone 4 0 0 1 UNIT s05 lt CMD gt Command only applies to unit 2 zone 1 0 1 0 UNIT s06 lt CMD gt Command only applies to unit 2 zone 2 0 1 0 UNIT s07 lt CMD gt Command only applies to unit 2 zone 3 0 1 0 UNIT s08 lt CMD gt Command only applies to unit 2 zone 4 0 1 0 UNIT s09 lt CMD gt Command only applies to unit 3 zone 1 0 1 1 UNIT s10 lt CMD gt Command only applies to unit 3 zone 2 0 1 1 UNIT s11 lt CMD gt Command only applies to unit 3 zone 3 0 1 1 UNIT s12 lt CMD gt Command only applies to unit 3 zone 4 0 1 1 UNIT s13 lt CMD gt Command only applies to unit 4 zone 1 1 0 0 UNIT s14 lt CMD gt Command only applies to unit 4 zone 2 1 0 0 UNIT s15 lt CMD gt Command only applies
17. ol for both Zone 1 and Zone 2 outputs Advantages Simple Disadvantages Requires WMC and special RJ 45 Y cable below To Zone 1 remote IN To Zone 2 remote IN RJ 45 Y cable for 2 zone control 2 0 CASCADE 2 ZONES SOURCE Input gain ZONE 1 ZONE 1 Z1 output to Subwoofer Select set to suit Speaker Eq Volume Control 1 5 only source OFF is Master Source signal Z1 output also to input 6 Z2 output SOURCE Set Input 6 ZONE 2 ZONE 2 to full range speaker gain to x1 Speaker Eq Fix volume at To input 6 Select 6 see below ON Maximum Feed source signal to any of inputs 1 to 5 selected to go to Zone 1 and set input gain as normal e Set Zone 1 speaker EQ OFF and send Zone 1 output to Subwoofer Feed Zone 1 output also to input 6 Select input 6 to go to Zone 2 Input 6 gain should be set at an intermediate level see below e Set Zone 2 speaker EQ ON and send Zone 2 output to the full range speaker Set Zone 2 volume to maximum and fix it there Zone 1 volume is the master control for both outputs Advantages Does not require WMC or special RJ 45 cable Disadvantages The full range audio signal passes through 2 ADC DAC systems resulting in a slight increase in noise and distortion Source 6 input gain must be specially set e Operation is not intuitive e Requires Zone 2 volume and input select controls to be fixed e g taped In order to optimise dy
18. rity bits 1 stop bit and no flow control All characters will be sent as ASCII not delimited and ending with a line feed 0x0A Multiple MULTIzone units can either be addressed and controlled from separate RS 232 control sources or alternatively the user is able to set an address for each MULTIzone unit via its rear panel switches allowing multiple chained units to be controlled from a single RS 232 control source If this feature is required then the user simply sets the RS 232 source to LOOP via the rear panel switch DIP switch 4 and assigns a different address for each MULTIzone unit DIP switches 1 2 and 3 RS 232 data is then relayed to each looped unit using the same cable as the signal loop through A DIP switch setting 000 locks the unit into manual panel mode disabling all RS 232 control for that unit see page 6 Note when using RS 232 control no more than 7 units can be looped using a single RS 232 controller i e up to 28 zones A structure of RS 232 commands is provided that allow operation of MULTIzone at the system level unit level or zone level System commands cause every MULTIzone to respond Unit commands cause only the addressed unit to respond Zone commands cause only the selected zone on a selected unit to respond The RS 232 interface has additional functionality in that it can be used to put MULTIzone in standby A specific sbyoff command will reduce power consumption to lt 0
19. trol adjusts the time delay before the music fades back up again Note The ducker will action will only take effect in zones whose front panel mic vol control is set above zero Appendix 2 Remote Zone Controller connections Pin No Connection Ground 3 3V Control Volume DC voltage Source select DC voltage 3 3V Ground 5V CO NI on amp Go Po gt The Control line may be used to disable the remote wall control plate and revert to front panel control If the Control line is shorted to ground via a switch the zone reverts to front panel control A red LED back illuminates the wall plate to indicate that that the controls are disabled Appendix 3 LOOP input and output connections Pin No Connection 1 Ground 2 6V LOOP 3 6V LOOP 4 SLAVE_DETECT grounded by Master Loop out 5 MUTE_LOOP 6 RS 232_LOOP 7 DUCKER_LOOP 8 Ground 9 Master unit input source 1 10 Master unit input source 2 11 Master unit input source 3 12 Master unit input source 4 13 Master unit input source 5 14 Master unit input source 6 15 Mic Signal loop Appendix 4 RS 232 Interface An RS 232 control interface allows remote control of all basic functions of MULTIzone The RS 232 interface is uni directional MULTI zone does not transmit any data Commands will be sent as RS 232 serial communication at 9600 baud 8 bits no pa
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