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MARC-15

R A D I O C O N S O L E P R O D U C T S

Technical Manual

A

RR

AKIS

a d v a n c e d

r a d i o

Broadcast Console

family

November 1, 2014

1.0

Содержание MARC-15

Страница 1: ...MARC 15 R A D I O C O N S O L E P R O D U C TS Technical Manual ARRAKIS a d va n c e d r a d i o Broadcast Console family November 1 2014 1 0...

Страница 2: ...ntact information How to contact Arrakis Systems I N TR O D U C TI O N ARRAKIS a d va n c e d r a d i o 1 1 DHD Live software for the ARC console is provided at no charge and does not include the cost...

Страница 3: ...ping it from overheating These openings must not be blocked nor covered during operation This product should not be placed into a rack unless proper ventilation is provided through following the manuf...

Страница 4: ...interference The Exclamation Point symbol within an equilateral triangle alerts the user to the presence of important operating and maintenance servicing instructions in product literature and instruc...

Страница 5: ...d only to the extent pro vided by the other manufacturer C Thermal filament devices such as lamps and fuses are expressly excluded from this warranty D The warranty period on equipment or parts repair...

Страница 6: ...to the End user as is without warranty of any kind either expressed or implied including but not limited to warranties of merchantability and fitness for particular purpose The entire risk of the qual...

Страница 7: ...ve DHD Live Section Six Service and Maintenance Getting Started 4 1 4 4 Mainframe 4 5 Power Supply 4 6 Cabling 4 7 Gorunding 4 8 Output Module wiring 4 9 4 14 Input Module wiring 4 15 4 19 PC Setup fo...

Страница 8: ...P R O D U C T D E S C R I P TI O N PRODUCT DESCRIPTION 2 0...

Страница 9: ...r any on air or production Radio application Three stereo Program output mixes with mono mixdowns plus Monitor Headphone and Cue systems 15 channel modular mainframe supports many types of input modul...

Страница 10: ...unt design The MARC 15 is available in a single 15 channel mainframe The mainframe is a fully enclosed metal cabinet with a rear hinging meter panel The power supply is an external autosensing 110 220...

Страница 11: ...module MARC PHN1 MARC PHN2 Studio monitor module MARC STM Output Monitor Timer Module MARC OB The Output module comes standard with the console The 8 12 and 15 channel base models can then be configur...

Страница 12: ...The ability to use the console to mix and control recording to the PC makes this system perfect for producing recorded programs Use the MARC 15 console to produce your live air segments and then go fu...

Страница 13: ...a plug on the module IC sockets all socketed for ease of service VU meters true VU ballistics Electronic Audio switching electronic switching with CMOS ICs for ultra high performance and reliability n...

Страница 14: ...ut THD 05 typ 50dBu in 8 dBu out CMRR 60dB typ 1kHz Impedances Mic Input 2000 ohms Line Input 10000 ohms Outputs 100 ohms System Max Output 23dBu balanced Stereo Separation 75dB typ 1KHz Pgm to Aud XT...

Страница 15: ...Pgm Aud Utl Cue A B Pgm Aud Utl Cue A B Pgm Aud Utl Cue A B Pgm Aud Utl Cue A B Pgm Aud Utl Cue A B Pgm Aud Utl Cue A B Pgm Aud Utl Cue Pgm Aud Utl Cue Pgm Mic 1 Phone 1 Phone 2 Mic 2 Stop Reset Auto...

Страница 16: ...O P E R A TI N G I N S TR U C TI O N S OPERATING INSTRUCTIONS 3 0...

Страница 17: ...a Windows PC via a USB cable running Arrakis Xtreme software the channel On off button will start and stop playback of audio from the PC The Record button will start and stop a PC recording Phone mod...

Страница 18: ...o mixing buses Program Audition Utility Push the button once to light the button and assign it to the bus Push the lighted button again to unassign the channel from the bus CUE The cue button is a sta...

Страница 19: ...the A input The B input does not have source control logic The start command is sent when the channel is turned on and the stop command is sent when the module is turned off OUTPUT BUS ASSIGNMENT The...

Страница 20: ...d stop a manual record ing on the PC computer CHANNEL ON AND OFF To turn a channel on simply push the red ON switch at the bottom of the fader When the channel is on the switch will be lighted To turn...

Страница 21: ...The output to the phone hybrid that the caller will hear is determined by the module s output bus assignments The caller will hear a mix of all three output assignments To eliminate feedback the outpu...

Страница 22: ...tem will mute audio is turned off so that there will not be feedback from the speakers to the microphone MONITOR SELECTOR SWITCH This switch selects the audio source for the Monitor sys tem 1 AIR this...

Страница 23: ...other studio then Auto cue is activated Headphone program audio is muted and the audio from the Talkback input is placed into the Headphone system for intercom MUTING The headphone system is not muted...

Страница 24: ...urce chan nel To exit the cue mode click on the CUE button again The cue signal is PRE fader and therefore the fader level and the channel ON OFF status has no effect on the cue signal CUE AUDIO Cue a...

Страница 25: ...l reset to zero and start timing whenever a module is turned on A jumper on each module determines whether a module will trigger the timer if the timer is in auto mode As set from the factory all non...

Страница 26: ...The MARC 15 console features a set of VU meters for all of the console mixing buses Pgm and Aud and UTL This simplifies operation and reduces operator error 3 9 Arrakis Systems inc Program Audition U...

Страница 27: ...Power Supply 4 6 Cabling 4 7 Gorunding 4 8 Output Module wiring 4 9 4 14 Input Module wiring 4 15 4 19 PC Setup for USB module 4 20 ARC 16SW 4 21 4 23 Basic Calibration 4 24 Output Board Calibration 4...

Страница 28: ...h the table or simply out the rear of the console above the tabletop Ten foot cables connectorized at one end with molded RJ45 connectors are provided for the output module and the A inputs for the in...

Страница 29: ...pment for accuracy You will receive all of the appropriate documentation install kit spare parts kit and equipment Be very careful to not throw away anything if you decide to throw out the ship ping m...

Страница 30: ...ow the console to be placed close to the front of the table in tight rooms d ADEQUATE VENTILATION It is important to provide adequate ventilation to electronic equipment High temperatures can reduce t...

Страница 31: ...ug is a Safety Ground which grounds the chassis to reduce shock hazard The 3rd prong must never be removed even though it creates a 2nd ground path along with the audio cable shield ground Two ground...

Страница 32: ...the console wiring area The motion of the VU meter panel is NOT limited so be careful to not scratch the paint or drop the panel d MDOULE CONNECTORS All module connectors are RJ45s that plug into the...

Страница 33: ...nframe as shown The indented key tab on the DC power connector faces up The connec tor is recessed a couple of inches into the frame NOTE the recessing of the connector can make it difficult to plug i...

Страница 34: ...wire should be grounded on the connector at the equipment end of the cable or at the punch block not at the console end Mic Cables The mic module has shield grounding RJ45 connectors at the module The...

Страница 35: ...tronic noise that would contami nate the audio signal The shield is connected to a ground to drain the interfering electronic noise away from the audio signal The shield should always be grounded at o...

Страница 36: ...to source or other equipment ground the shield drain wire at the equipment end not the console Never ground the shield at both ends This usually causes a ground loop and hum 5 AUDIO SIGNAL GROUND AND...

Страница 37: ...3 4 5 6 7 8 Left out Left out Right out Ground nc Right out Cue out to amp nc Earphone Output 1 2 3 4 5 6 7 8 Left in Left in Right in Ground nc Right in Left 10dBu input Right 10dBu input External Mo...

Страница 38: ...the console power A ground loop is created whenever there are two or more ground paths between two pieces of equipment This creates a large loop antenna which detects 60 cycle AC as a hum Be certain...

Страница 39: ...uner or Off Air Monitor Output 1 2 3 4 5 6 7 8 Left out Left out Right out Ground nc Right out nc nc Monitor Output 1 2 3 4 5 6 7 8 Left out Left out Right out Ground nc Right out Cue out to amp nc Ea...

Страница 40: ...und nc Right out nc nc Monitor Output 1 2 3 4 5 6 7 8 Left out Left out Right out Ground nc Right out Cue out to amp nc Earphone Output 1 2 3 4 5 6 7 8 Left in Left in Right in Ground nc Right in Left...

Страница 41: ...ack input 2 cue will be heard in the headphones 4 13 Main Console Outputs Monitor Inputs and Outputs Output Module MARC OB TOP REAR VIEW OF THE OUTPUT MODULE TALKBACK 1 2 3 4 5 6 7 8 Left out Left out...

Страница 42: ...o out Audition Output 1 2 3 4 5 6 7 8 Left out Left out Right out Ground nc Right out Mono out Mono out Utility Output Main Console Outputs PIN Wire Color Audio 1 White w Orange Stripe Left 2 Orange w...

Страница 43: ...LED should be connected through a 510 ohm resistor to ground Channel On Channel Off On off Tally LED Talk to Console Cough Ground A Input B Input Connectors Logic B A PIN Wire Color Audio 1 White w Or...

Страница 44: ...available for start and stopping source devices like CD players A input B input Connectors Logic B A PIN Wire Color Audio 1 White w Orange Stripe Left 2 Orange w White Stripe Left 3 White w Green Stri...

Страница 45: ...ed RS232 Logic wires to a 9 pin RS232 D sub con nector as illustrated below 9 Pin RS232 1 nc 2 Pin 1 RJ45 3 nc 4 nc 5 nc 6 Pin 2 RJ45 7 nc 8 nc 9 Pin 3 RJ45 Connectors Logic Rec USB Aud Utl Cue Rec or...

Страница 46: ...NUS the callers voice In this way the caller hears everything except himself If he was not minused from the mix then the caller would feed back to himself c CONTROL LOGIC The hybrid has two ways to an...

Страница 47: ...ft in Right in Ground nc Right in nc nc External Monitor In MUTE LOGIC The Mute Logic is a dry contact sustained reed relay closure with a max current of 50 milliamps The closure should be used to dri...

Страница 48: ...232 CONTROL PORT 9 PIN SERIAL CABLE LAPTOP OR DEKTOP PC USB cable CUE IN PC LINE OUT AUDIO CABLE WITH 1 8 PHONE JACKS USB HUB ARC CH 9 USB PORT ARC RS232 PORT PC USB PORT RS232 to USB adapter IF YOUR...

Страница 49: ...more Network control from ANY Studio Client Server software comes standard with the ARC 16SW so you can view and control the switcher from ANY Windows PC computer on the network in your station PC Co...

Страница 50: ...eling of all Inputs Outputs Source lockout to prevent feedback Touchscreen size buttons One Week Source Automation play list Copy Paste Hour and Day schedules Play log for reconciliation Emergency Sil...

Страница 51: ...output also has an unbalanced 1 8 headphone jack output with trim pot Gain is increased by turning the trimpot counterclockwise Levels are set from the factory for 4dBm input and output Only a qualifi...

Страница 52: ...e This is because the audio levels are determined by the PC soft ware The analog record input is calibrated for 4dBu so that it can be fed by any of the three main buses Pgm Aud or Utl 4 PHONE MODULE...

Страница 53: ...t of the output module under the meter panel This is because these levels are critical to maintain headroom in the console and are factory set for maximum console performance The output levels are set...

Страница 54: ...ump er must be placed on the module This is to eliminate feedback from the monitor speakers to the mic If the mic is in the control room with the console then the Control Room muting jumper must be in...

Страница 55: ...ctor 4 PC USB module MARC USB USB NOTE The RJ45 connec tor titled RS232 Logic wires to a 9 pin RS232 D sub connector as illus trated at the right 9 Pin RS232 1 nc 2 Pin 1 RJ45 3 nc 4 nc 5 nc 6 Pin 2 R...

Страница 56: ...NOTE The Mute Logic is a dry contact sustained reed relay closure with a max current of 50 milliamps The closure should be used to drive an external lamp driver not drive a lamp directly NOTE The Mute...

Страница 57: ...nced Console Input Balanced inputs and outputs are the best method to reject hum ACTIVE BALANCED AUDIO SOURCE CONSOLE INPUT CHASSIS GROUND SHIELD 13 2 Unbalanced Source Output to Balanced Console Inpu...

Страница 58: ...characteristic imped ance of many microphones Most microphones do not require impedance matching Refer to the microphone spec sheet to determine if impedance matching is recommended If required the re...

Страница 59: ...you must refer to the data sheet for the source device and find the output impedance That will be Rseries as shown in the diagram Select an audio isolation transformer with a specified impedance The t...

Страница 60: ...put to Unbalanced Input Use this wiring method for low noise connection of an unbalanced audio source to a bal anced output on a console Signal Electronic Ground ACTIVE UNBALANCED AUDIO SOURCE CONSOLE...

Страница 61: ...esistor Rsource Signal In Electronic Ground ACTIVE UNBALANCED AUDIO INPUT CHASSIS GROUND Console Output Matching Resistor Rseries Console Output impedance Rconsole Isolation Transformer Impedance Ztra...

Страница 62: ...OUND SIGNA L GROUND The most common Ground Loop is caused by shield grounds con nected at both ends and the 3rd wire AC safety ground b REMOVE THE GROUND LOOP BY BREAKING THE LOOP Full Ground Lift To...

Страница 63: ...rmers may not be desirable but is sometimes the best solution f BREAK A GROUND LOOP WITH A BALANCED INPUT If a ground loop is being completed by the ground in an unbalanced device it is possible to br...

Страница 64: ...DHD LIVE FOR THE MARC CONSOLE 5 0...

Страница 65: ...ions Manual can always be found on our website for download Updates The DHD Live software and training material will be updated on a regular basis without notice Please visit our website to get the la...

Страница 66: ...SERVICE MAINTENANCE INSTRUCTIONS S E R V I C E M A I N TE N A N C E 6 0...

Страница 67: ...op amp failure lightning power surge or other transient on this cable 5 Power Supply failure lightening power surge or other transient on the AC power line SUGGESTED REPAIR PROCEDURES 1 NO AUDIO OUT O...

Страница 68: ...repair or opening the console CALL Arrakis customer support for recommendations 1 ACCESSING THE MOTHERBOARDS The motherboards are accessed by removing the modules from the console 2 ACCESSING THE INT...

Страница 69: ...an Input Module from the Mainframe 1 Turn all power off to the console 2 Remove the two screws that attach the module to the mainframe 3 Unplug the RJ45 IO cables located at the rear of the module 4...

Страница 70: ...two screws that attach the module to the mainframe 3 Unplug the RJ45 IO cables located at the rear of the module 4 Lift the module up from the mainframe and unplug the 30 wire ribbon cable at the mot...

Страница 71: ...the RJ45 IO cables located at the rear of the module 4 Lift the module at the rear and unplug the 26 wire ribbon cable to the VU meter bridge 5 Lift the module further and unplug the remaining 3 cable...

Страница 72: ...a lock nut Unscrew the lock nut to remove the knob KNOB COVER KNOB LOCK NUT All 3 rotary faders are in a single wiring harness that plugs into the motherboard The entire harness should be replaced wi...

Страница 73: ...placed When replacing an IC be careful to not bend legs under the IC or outside the socket Be extremely careful to not shock an IC or the motherboard with a static discharge In some cases you must use...

Страница 74: ...Air in Pgm in Aud in SW out Record Play Pwr PGM Sum Monitor Selector PL PR AL AR UL UR Q TB AUD UTL UTL Trim A B F A D E R PGM Cue PGM AUD CUE ON Logic Logic Logic Stereo Line module AUD UTL UTL A B T...

Страница 75: ...itch CD4053 Pgm Aud Utl bus assign switch CD4053 On Off Tally Logic 2N3904 The MARC 15 console is designed for modular replace ment rather than component level field repair The con sole is modular and...

Страница 76: ...ud Utl bus assign switch CD4053 Pgm Aud Utl bus assign switch CD4053 On Off Tally Logic 2N3904 The MARC 15 console is designed for modular replacement rather than component level field repair The cons...

Страница 77: ...m Aud Utl bus assign switch CD4053 Record input amp NE5532 The MARC 15 console is designed for modular replacement rather than component level field repair The console is modular and modules can be re...

Страница 78: ...N3904 The MARC 15 console is designed for modular replacement rather than component level field repair The console is modular and modules can be replaced for immediate repair The power supply is exter...

Страница 79: ...LS08 Dual AND gate switch logic 74AC74 Muting Relay Muting Relay driver 2N3904 Audio input from Output Board The MARC 15 console is designed for modular replacement rather than component level field r...

Страница 80: ...74ALS08 Monitor Selector Logic Dual Flip flop 74AC74 Ext 1 Monitor Input amp NE5532 Monitor Output amps NE5532 Headphone Output amps NE5532 Cue power amp LM386 Talkback amp NE5532 Aud Output Amps NE5...

Страница 81: ...onditions Warranty Service Procedure for the MARC console hardware Arrakis Systems assumes that its customers have on staff or access to competent technical personnel and adequate test equipment If a...

Страница 82: ...l be born by the customer IMPORTANT If the defective parts are not returned to the factory within 30 days you will be invoiced for them and it will be assumed that they do not fall under warranty Furt...

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