MS2002 User Manual.p65
Contents
1. SW3 Channel 1 Sidetone Channel 2 ooo R601 96 R593 x oon Figure 2 Locations of Configuration Jumpers and Switches Switch Description Settings Default DIP SW1 INTERNAL On Unbalanced SWI I Headset microphone type Off Balanced Typical SWI 2 Call signal send channel 1 ox uen On SWI 3 Call signal receive channel 1 ox ue On SWI 4 Call signal send channel 2 ox d On SWI 5 Call signal receive channel 2 ox ne On SWI 6 Mic kill signal send On Off Disabled On Interrupt during talk D 2i F SW1 7 Program 2 interrupt Off No interrupt Of On Interrupt during talk E SWI 8 Program interrupt Off No interrupt Of BALANCED BAL UNBALANCED UNBAL OPERATION SWITCHES MUST BE SET THE SAME F ACTORV DEFAULT 4 BALANCED NUM Audiocom or Clear Com Out Balanced Audiocom Rear Panel operation In Unbalanced Clear Com Out BAD ECT Audiocom or Clear Com Out Balanced Audiocom Rear Panel operation In Unbalanced Clear Com Out BAL DIP SW3 INTERNAL SET ALL TO MONAURAL OR ALL TO BINAURAL On Disabled SW3 1 Incoming call beep headset Off Enabled of2. 20 Quick Reference etiem teat meme 23 Description The MS 2002 is a complete 2 channel master station and system power supply 24 V DC 2 Amps total power in a single unit You simply plug it into any AC power outlet from 100 to 240 volts add a microphone or headset connect intercom stations to the back panel and you re ready to communicate It even has both 1 channel and 2 channel connectors so you don t have to add a separate breakout box if you want to mix 1 channel and 2 channel intercom stations The MS 2002 fits standard 19 inch equipment rack and is rack unit high The basic MS 2002 can communicate with two intercom channels This number can be increased by connecting optional EMS4001Expansion Stations Each EMS4001 adds four additional channels and up to four of these expansion stations can be connected for a total of eighteen channels Features Audiocom MS 2002 C DFA S AN Talk Talk Talk S 1 2 34 4 6 9 9 14 7 10 10 8 11 11 15 16 17 18 1 1 1 1 Telex wee e ef e fes Eu ome E Eo L 9 i 1920 17 22 1 Dynamic Mic HEADSET CONNECTOR Accepts headsets with monaural headphones and either a balanced or unbalanced dynamic microphone 2 PANEL Mic ELECTRET MIC HEADSET CONNECTOR Accepts
3. On Enabled Binaural SW3 2 Listen 1 to speaker 1 only Disabled Monaural Off SW3 3 Incoming call beep speaker 1 or ee gf Off SW3 4 Incoming call beep speaker 2 or Hut be ot Of SW3 5 Listen 2 to right headphone or reve irse On SW3 6 Listen 2 to speaker 2 or ome anna Off SW3 7 Listen 2 to speaker 1 or SW3 8 Listen 1 to left headphone On Enabled Monaural On Disabled Binaural Table 1 Configuration Switch Settings Headset Microphone Type Selection DIP Switch SWI 1 applies only to a dynamic mic headset connected to the dynamic mic headset jack on the front panel If the headset specifications indicate the microphone type is balanced or if you are unsure leave this switch in the off default position If the specifications indicate an unbalanced microphone set SW1 1 to on Note For best results in noisy environments a noise canceling directional or cardioid micro phone is highly recommended This is especially true if you are using the Vox feature Mic Kill Send Enable DIP Switch The MS 2002 can generate an inaudible signal which will turn off the microphones on all intercom stations on a channel for stations that detect this signal This feature 15 useful for example when an unattended microphone has been left on and is causing unnecessary noise on a channel By default Mic Kill is not enabled To activate this feature set SW1 6 to the on p
4. Tap Mic Kill to exit Audible call alert ofF Hold Mic Kill then tap either Call Tap Mic Kill to exit 23 TELEX TELEX COMMUNICATIONS INC 12000 Portland Avenue South Burnsville MN 55337 USA
5. 2 Ifyou are using a headset tap the Headset key twice to turn on headset vox Or if you are using a panel microphone tap the Panel Mic key twice to turn on panel mic vox Whichever key you tap it will glow orange when the microphone is off and will flicker or turn green when the microphone turns on Note The Vox level may require adjustment see Voice Activated Microphone Vox Setup page 16 Incoming Call Beep On Off Normally incoming calls are indicated by red flashing Call keys An optional beep tone can also be enabled as follows 1 Ensure that this feature has been activated via internal switches page 7 2 Press and hold the Mic Kill key for about 2 seconds then release it It should now be glowing green to indicate that the intercom station 1s in programming mode 3 Tap either Call key on the MS 2002 to turn the beep feature on or off It doesn t matter which one you tap since this feature affects both channels 4 Tap the Mic Kill key to return to normal operation 19 Specifications General Power Requirements AC Input 100 240 VAC 50 60 Hz Channel Power 24 VDC nominal 12 to 30 VDC 65 to 150 mA MS2002 is capable of supplying 2 amps overall Dimensions 1 75 44 5 mm high x 19 483 mm wide x 10 31 261 9 mm deep Weight approximately 4 5Ib 2 kg Environmental Requirements Storage 20 C to 80 0 to 95 humidity non condensing Operating 15 C to 60 0 to 95 humidity non condensing
6. Dynamic mic Headset Microphone 50 to 200 ohm dynamic balanced or unbalanced Headphones 150 to 600 ohm monaural Connector Type XLR 4M Pinl Microphone low Pin2 Microphone high Pin3 Headphone high Pin4 Headphone low Panel Microphone Input Microphone Type Electret condenser Power Phantom 5 VDC Nominal Level 42 dBu Maximum Level 25 dBu Connector Type IKP12 MCP 90 series stereo plug connector Program Input Input Level 100mV maximum Voltage Gain 25 3 dB Output Level to intercom channel 1 0 Vrms nominal 2 3 Vrms max Input Impedance 75 kohm Common Mode Rejection Greater than 50 dB Connector Type 9 pin female D sub DE9S Pin 1 Pin2 Pin3 Pin4 Pin 5 Pin 6 Pin 7 Pin 8 Pin 9 Ground Program 1 input low Program 2 input low NC NC Program 1 input high Program 2 input high NC NC 20 Intercom Channels Balanced Mode Both Back Panel and internal switches BAL UNBAL must be set to same setting Output Level 1 Vrms nominal Input Impedance 300 ohms Bridging Impedance greater than 10 000 ohms Sidetone 40 dB 35 dB adjustable range Call Signaling Send 20 kHz 100 Hz 0 5 Vrms 10 20 kHz 800 Hz 100 mVrms Mic Kill Frequency Send 24 kHz 300 Hz 0 5 Vrms 10 Detect 24 kHz 800 Hz 100 mVrms Noise Contribution less than 70 dB Common Mode Rejection Ratio greater than 50 dB Connector Type One XLR 3M and XLR 3F pair wired in parallel for each channel pe
7. Phone Jack Tip PA output high Ring Not used Sleeve Common Speaker Output Output Level 0 dB nominal 1 0 Vrms Output Impedance 1000 ohms nominal Frequency Response 200 Hz to 8 kHz 1 3dB Connector Type RCA Phono Jack Tip Speaker output high Sleeve Common Expansion Input Output Type 2 0 mm stereo phone jack Tip Talk output Ring Listen input Sleeve Common Headphone Amplifier Voltage Gain 30 3 dB Maximum Output 250 mW 10 into 150 ohms 65 mW 10 into 600 ohms Frequency Response 200 Hz to 8 kHz 1 3db Incoming Call Beep Tone 2 kHz at the headphones Total Harmonic Distortion Less than 0 2 at 200 mW Sidetone 18 2 dB adjustable 22 Quick Reference Tap twice Headset or Panel Mic key is orange All talk on Hold Talk when Headset or Panel Mic is lit Talk key is green Public Address Hold PA when Headset or Panel Mic is lit PA key is green Mic kill one channel Tap Mic Kill then tap Talk or Listen Mic Kill key will blink green and the Talk and Listen keys are green Tap Mic Kill to exit Mic kill all channels Tap Mic Kill then tap Talk Mic Kill key will blink green and all Talk and Listen keys are green Tap Mic Kill to exit Program on Hold Mic Kill then tap channel s Talk key key is green Mic Kill to exit Program ofF Hold Mic Kill then tap the channel s Talk key Tap Mic Kill to exit Audible call alert on Hold Mic Kill then tap either Call all Call keys are red
8. a speaker and microphone or open ear style headphones adjust sidetone as follows 1 Simultaneously press the Talk and PA keys to activate the test tone 2 Tap channel 1 Call key to send the test tone on channel 1 3 Increase the volume until you can hear the test tone 4 Usinga small flat bladed screwdriver adjust the channel 1 sidetone through the access hole in the bottom of the MS 2002 Figure to minimize the tone volume 5 channel 1 Call key to turn off the test tone on channel 1 when finished 6 Tap channel 2 Call key and repeat the adjustment for the channel 2 sidetone 7 any other key except a Call key to turn off the test tone when finished If you are using headphones that completely enclose the ears adjust sidetone as follows 1 the Headset key to turn the headset microphone on 2 channel 1 Talk key to turn it on 3 While speaking into the microphone use a small flat bladed screwdriver to adjust the channel 1 sidetone so that you hear your voice at an acceptable level in the headphones Tap the channel 1 Talk key to turn it off when finished 4 channel 2 Talk key to turn it on and adjust the channel 2 sidetone as for channel 1 Tap the channel 2 Talk key to turn it off when finished 16 Channel 1 Channel 2 Sidetone Sidetone o Figure 8 MS 2002 Bottom View Voice Activated Microphone Vox Setup If you are going to use v
9. test tone as follows 1 Simultaneously press the Talk and PA keys to activate the test tone 2 Call key for the channel that you want to test can be either a MS 2002 channel or an EMS4001 channel 3 Verify that the test tone can be heard at all intercom stations on the channel Replace any defective cable or intercom station where the test tone 15 being lost 4 same Call key to stop the test signal on that channel 5 Press any key except a Call key to turn off the test tone Sidetone Adjustment The MS 2002 uses full duplex audio the same as a conventional telephone line in which the talk and listen audio are sent and received on the same line Thus when you talk on a channel you will also here your own voice back in the speaker or headphones This is called sidetone If you are using the MS 2002 with a microphone and speaker sidetone could cause unwanted feedback since the microphone may pick up your returned voice audio and re amplify it This could also happen if you are using a headset where the ear cushions do not completely cover the ears although it is probably much less likely In either of these cases you should minimize the amount of sidetone On the other hand if you are using headphones that completely enclose the ears a certain amount of your own voice level is desirable to overcome the muffled sensation when talking See figure 8 page 16 for the adjustment locations If you are using
10. to monitor both intercom channels In this configuration the Combine Isolate switch is set to the Isolate position With this setting the 2 intercom channels are completely separated The MS 2002 dip switches are set to monaural operation so that both intercom channels are heard in the speaker 11 MCP 90 XX FRONT VIEW TYPICAL RACK MOUNT SETUP MS 2002 SPK 2000 BACK VIEW FOR DAISY CHAIN CONNECTION w 730000 CH1 CH2 TO ADDITIONAL INTERCOM STATIONS PA KP BACK VIEW FOR HOME RUN CONNECTION w 0000 0 SPK 2000 Mounted using the Optional RMK S Rack Mount KEEP CABLES FROM MS 2002 TO TW 7W AS PA KP SHORT AS POSSIBLE TW W 17 TW 7W 17171717171717 17171717171717 CH1 CH2 TO ADDITIONAL INTERCOM STATIONS Figure 4 MS 2002 Binaural Master Speaker Station Configuration This is a good configuration for smaller intercom systems when you want to operate the MS 2002 as a master speaker station with a separate speaker for each intercom channel Make sure the MS 2002 internal DIP switches are set for binaural speaker operation as described on page 7 Also set the Combine Isolate switch to the Isolate position With this setting the two intercom channesl are completely separated The internal amplified speaker is used as the speaker output for channel 1 and the SPK 2000 is used for channel 2 12 FRONT VIEW MS 20
11. 02 Mim CJ mJ 2 o BACK VIEW 0000 2 2 T VY 1 VW KEEP CABLES FROM MS 2002 TO TW 7W AS SHORT AS POSSIBLE CH1 amp CH2 CH 1 CH 2 CH 1 amp 94 2 1002 TW 7W Qeanaany SS 2002 Bok Ve eee ees CH 1 lp TO ADDITIONAL 1002 2002 INTERCOM STATIONS 00 o 5 o o oo s oo m HEADSET LINES HEADSET UNES 1002 1 oO 2 CH1 amp CH2 CH2 Figure 5 MS 2002 typical Speaker Station and Belt Pack Connections Typically a headset is connected to the front panel of the MS 2002 and the DIP switches are set to the monaural operation default setting so that both intercom channels as heard in the monaural headphones binaural headphone operation is not supported Note that belt packs use less power than speaker stations and you can daisy chain more of them on a signle cable run Avoid very long cable runs with daisy chained speaker stations This example shows how you would home run an SS2002 speaker station when the cable is very long Also set the Combine Isolate switch to the Isolate position With this setting the 2 intercom channels are completely separated 13 PGM PGM PA 2IN 11N OUT e 9 6660 MS 2002 Figure 6 External Audio Input and PA Output You can connect two audio so
12. Audio Power Shield Earth ground Y CABLE WIRING 1 i 3 LU ENEE HEN a 4 P Parsi 5 1 Both wires MES Shield Use second drain wire if available or add an extra section of wire Standard cables are generally constructed using a male connector at one end and a female connector at the other end This allows several cables to be interconnected to create longer cable runs Audiocom master stations speaker stations and belt packs also typically provide both a male and female Neutrik connector for each intercom channel This permits loop through connection of several intercom stations using the standard cables Audiocom power supplies use a 3 pin male Neutrik connector for each channel Audiocom wallplates use male Neutrik connectors Figure 7 Audiocom Intercom Cables 15 Power Up Check Plug in the MS 2002 When power 15 first applied to the MS 2002 it will perform a power up reset in which the front panel indicators will cycle through all of their possible colors and then turn off This verifies the general operation of the intercom station and indicators The MS 2002 also reads the settings of all DIP switches at this time and configures itself accordingly Test Tone The MS 2002 can generate a test tone which can be used to verify intercom channel operation after installation or to locate a malfunction This test tone is also used for the sidetone adjustment which follows Use the
13. Headset Microphone Type Selection DIP Switch eeeeee eee eee ee sees tense entes tn seta 8 Mic Kill Send Enable DIP Switch Program Interrupt DIP Switches Incoming Call Beep DIP Switches Monaural or Binaural Operation DIP Switches eere eee eee Balanced Unbalanced Switches 4 eee e eee eee eee eee eee teneis etn etse tn sets to setas to sense tns Direct Program Listen Enable Disable Jumpers MOUNTING CONNECTIONS M Power Up Check qu tc Ml O Marmi arp Voice Activated Microphone Vox Setup eee eee e eee eese enses enne PESES EA A E EE sl Public Address PA PATI M Using Voice Activated Microphone Vox eee e eee eee senses esses 19 Incoming Call Beep On Off enses enses tentia atenta seta stas 19 Muss e
14. Telex User Instructions Model MS 2002 Master Station and Power Supply Audiocom Intercom Systems 9350 7749 000 Rev B 10 2003 FCC Statement This equipment uses and can radiate radio frequency energy that may cause interference to radio communications if not installed in accordance with this manual The equipment has been tested and found to comply with the limits of a Class A computing device pursuant to Subpart J Part 15 of FCC Rules which are designed to provide reasonable protection against such interference when operated in a commercial environment Operation of this equipment in a residential area may cause interference which the user at his own expense will be required to correct C This product meets Electromagnetic Compatibility Directive 89 336 EEC TRADEMARKS Audiocom is a registered trademark of Telex Communications Names of other products mentioned herein are used for identification purposes only and may be trademarks and or registered trademarks of their respective companies WARRANTY INFORMATION Products are warranted by Telex Communications Inc to be free from defects in materials and workmanship for a period of one year from the date of sale The sole obligation of Telex during the warranty period is to provide without charge parts and labor necessary to remedy covered defects appearing in products returned prepaid to Telex This warranty does not cover any defect malfunction or failure c
15. URING TALK You can mute the microphone while talking Simply tap either the Headset key or the Panel Mic key whichever is currently being used Tap the key again to turn the microphone back on If you are using Vox tap the key twice to reactivate vox ALL TALK You can talk to all intercom stations that currently have their listens activated This applies to both channels of the MS 2002 as well as all talk channels of any connected EMS4001 Expansion Stations Use All Talk as follows 1 Ifyou are using manual microphone activation instead of Vox make sure the proper microphone switch is turned on either Headset or Panel Mic 2 Press and hold the All Talk key while talking Release it when finished Note To insure that the All Talk key is never accidentally left in the on position it does not latch 18 Public Address PA If the PA output on the back panel of the MS 2002 15 connected to a public address system you can talk on the public address system as follows 1 Ifyou are using manual microphone activation instead of Vox make sure the proper microphone switch 15 turned on either Headset or Panel Mic 2 Press and hold the PA key while talking Release it when finished Note To insure that the PA key is never accidentally left in the on position it does not have latching opera tion Turning the Program Inputs On and Off 1 Insure that program inputs have been connected at the back panel and that the program sources ar
16. an electret gooseneck microphone such as the Telex Model MCP 90 XX The model MCP 90 series panel mic connector is a 1 4 stereo plug with a threaded shaft for easy installation 3 VoLuME CONTROL Adjusts headphone volume only 4 Vox Trimmers Used with the voice activated microphone feature Separate trimmers adjust the voice activation level for the headset and panel microphones 5 HEADSET AND PANEL Mic Keys Used to manually activate either the headset or panel microphone whichever 15 being used 6 TALK Key Used to talk to all stations that are listening on all channels This includes both MS 2002 channels and all channels of any connected EMS4001 Expansion Stations 7 Key If the MS 2002 is connected to a public address system this key may be used to talk over the public address system 8 Mic Key Used to turn off the microphones on any intercom stations on a channel Also used to activate the program inputs and the audible beep feature for incoming calls 9 INTERCOM TALK Keys Momentary or latching hapds free operation possible 10 11 12 13 14 15 16 17 18 19 20 21 22 CALL Keys Used to place calls on intercom channels and to indicate incoming calls INTERCOM LisTEN Keys Momentary or latching operation possible SPEAKER VOLUME ConTROL The Volume control adjusts the level to the front panel speaker If an external speaker is used volume must be adjuste
17. aused beyond the control of Telex including unreason able or negligent operation abuse accident failure to follow instructions in the manual defective or improper associated equipment attempts at modification and repair not authorized by Telex and shipping damage Products with their serial numbers removed or effaced are not covered by this warranty To obtain warranty service follow the procedures entitled Procedure for Returns and Shipping to Manufacturer for Repair or Adjustment This warranty is the sole and exclusive express warranty given with respect to Audiocom products It is the responsibility of the user to determine before purchase that this product is suitable for the user s intended purpose ANY AND ALL IMPLIED WARRANTIES INCLUDING THE IMPLIED WARRANTY OF MERCHANTABILITY ARE LIMITED TO THE DURATION OF THIS EXPRESS LIMITED WAR RANTY NEITHER TELEX NOR THE DEALER WHO SELLS TELEX PRODUCTS IS LIABLE FOR INCIDENTAL OR CONSEQUEN TIAL DAMAGES OF ANY KIND CUSTOMER SUPPORT Technical questions should be directed to Customer Service Department Telex 12000 Portland Avenue South Burnsville MN 55337 U S A Telephone 952 884 4051 Fax 952 884 0043 RETURN SHIPPING INSTRUCTIONS Procedure for Returns If a return is necessary contact the dealer where this unit was purchased If a return through the dealer is not possible obtain a RETURN AUTHORIZATION from Customer Service Department Telex Commun
18. d at the external speaker CoMBINE ISOLATE Switcu This recessed pushbutton switch lets you combine the audio signals of the two channels to create a single audio channel where all users can intercommunicate Or you can isolate each channel to create two groups of completely independent users For normal operation it should be set in the isolate position CHANNEL Status INDICATORS AND RESET The indicators are green for normal operation and red when there is an overload or short circuit The Reset pushbutton restores normal operation after the short circuit or overload has been located and fixed UnivERSAL AC Power Input The MS 2002 accepts any input power in the range of 100 240 VAC 50 60 Hz 2 CHANNEL INTERCOM CABLE CONNECTORS One male and one female XLR 6 connector for 2 channel operation with SS2002 BP2002 etc PROGRAM INPUTS CONNECTOR AND TRIMMERS Each intercom channel has its own program input and level adjust trimmer The program inputs may be turned on or off via the front panel and they may be set to interrupt during talk if desired 1 CHANNEL INTERCOM CABLE CONNECTORS Two connectors are provided for each channel for loop through connection of 1 channel intercom stations such as SS1002 BP1002 etc PA Output Connects to a public address system EXPANSION Our Connects to an EMS4001 Expansion Station SPEAKER OUTPUT JACKS May be used with external powered loudspeakers f
19. e numbers in the connection drawings on the following pages l 1 channel intercom cable Sold separately Use Telex cables below Or build per Figure 7 page 14 ME 25 25 7 6 m cable with Male and Female 3 pin XLR connectors 50 50 15 2 m cable with Male and Female 3 pin XLR connectors ME 100 100 30 4 m cable with Male and Female 3 pin XLR connectors t When connecting from the MS 2002 to a TW 7W keep cables as short as possible Also heavier gage wire is recommended 2 channel intercom cable Sold separately Use Telex 2 cables below Or build per Figure 7 page 14 ME 25 2 25 7 6 m cable with Male and Female 6 pin XLR connectors ME 50 2 50 15 2 m cable with Male and Female 6 pin XLR connectors ME 100 2 100 30 4 m cable with Male and Female 6 pin XLR connectors Y adapter cable Sold separately Use Telex CA 23 16 Or build per Figure 7 page 14 3 ft 0 91 m speaker cable with RCA plugs One supplied with each SPS2001 and SPK 2000 18 457 mm EXP IN OUT cable stereo miniplug to stereo miniplug One supplied with each EMS4001 18 457 mm CHANNEL OUTPUT cable 15 pin Male Dsub to 15 pin Male Dsub One supplied with each EMS4001 Optional component See EMS4001 User Manual for connection information Shielded patch cable 9 pin Male Dsub to 9 pin Female Dsub Customer local purchase available at Radio Shack etc Note All pins must be connected straight through d
20. e on 2 Press and hold the Mic Kill key for about 2 seconds then release it It should now be glowing green to indicate that the MS 2002 is in programming mode 3 The current status of the program inputs is indicated by the Talk keys If the channel 1 Talk key is lit the program 1 input is currently activated to channel 1 if channel 2 talk is lit program 2 is activated to channel 2 Tap either Talk key to turn the program input for that channel on or off 4 When program inputs are configured as desired tap the Mic Kill key to exit programming mode and return to normal operation 5 Adjust program 1 and 2 levels via the trimmers on the back panel of the MS 2002 Using Mic Kill If the Mic Kill feature has been enabled you can use it to deactivate all talk keys on a single channel or on all channels This feature 1s useful when a remote talk key has been left on and is causing unwanted noise on a channel Use Mic Kill as follows 1 Tap the Mic Kill key It will blink green 2 the Talk or Listen key for a channel to turn off all talk keys on that channel Or tap the All Talk key to turn off all talk keys The key you tap will turn green and the Mic Kill signal will be sent 3 Tap Mic Kill to exit Using Voice Activated Microphone Vox If you use Vox you will not have to insure that the microphone key is turned on whenever you want to talk Activate Vox as follows 1 Make sure the Headset and Panel Mic keys are off
21. ications Inc Telephone 1 800 392 3497 or 952 884 4051 Fax 1 800 323 0498 or 952 884 0043 DO NOT RETURN ANY EQUIPMENT DIRECTLY TO THE FACTORY WITHOUT FIRST OBTAINING A RETURN AUTHORIZATION Be prepared to provide the company name address phone number a person to contact regarding the return purchase order number the type and quantity of equipment a descrip tion of the problem and the serial number s Shipping to Manufacturer for Repair or Adjustment All shipments of products should be made via United Parcel Service or the best available shipper prepaid The equipment should be shipped in the original packing carton if that is not available use any suitable container that is rigid and of adequate size If a substitute container is used the equipment should be wrapped in paper and surrounded with at least four inches of excelsior or similar shock absorbing material All returns must include the return authorization number Units sent for repair or adjustment DO NOT need a return authoriza tion number Factory Service department Telex Communications Inc West 1 Street Blue Earth MN 56013 U S A Upon completion of any repair the equipment will be returned via United Parcel Service or specified shipper collect Contents Description Re Y origi gc deb tse d Furor n O Unpacking Configuration Pre check
22. o not use an RS232 computer cable Shielded patch cable stereo miniplug to stereo miniplug Customer local purchase Available at Radio Shack etc Shielded audio cable Must have male 3 pin XLR connector at one end for connection to the XP USPG or XP 4PGM program inputs Pin out for program inputs is as follows Pin 1 common Pin 2 program input Pin 3 program input Shielded audio cable Must have male 3 pin XLR connector at one end for connection to the XP USPG PA output Pin out for PA output 1s as follows Pin 1 common Pin 2 PA output Pin 3 PA output 18 457 mm CHANNEL OUTPUT cable 15 pin Male Dsub to 15 pin Female Dsub One supplied with each XP ES4000A Optional component See EMS4001 User Manual for connection information 10 MCP 90 XX FRONT VIEW BACK VIEW FOR DAISY CHAIN CONNECTION w 230000 lv y CH1 CH2 TO ADDITIONAL INTERCOM STATIONS BACK VIEW FOR HOME RUN CONNECTION ee 78 0006 CH 1 CH2 KEEP CABLES FROM MS 2002 TO TW 7W AS SE SHORT AS POSSIBLE Qo0000050 1 1 17 171717 17 17171717171717 CH 1 2 TO ADDITIONAL INTERCOM STATIONS Figure 3 MS 2002 Monaural Master Speaker Station Configuration This is a good configuration for smaller intercom systems when you want to operate the MS 2002 as a master speaker station with one speaker
23. ogram listening in the speaker or headset for one or more program inputs reset the appropriate jumper as shown in Table 2 B Program 1 direct to Pins 2 amp 3 Shorted Enabled Headset or Speaker Pins 1 amp 2 Shorted Disable 76 Program 2 direct to Pins 2 amp 3 Shorted Enabled Headset or Speaker Pins 1 amp 2 Shorted Disable Table 2 Direct Program Listen Enable Disable Jumpers Mounting The MS 2002 mounts in a standard 19 inch equipment rack and is 1 rack unit high When mounting the MS 2002 install the supplied black face plates on the appropriate side The face plates should be mounted with the groves on the top Note You will have to perform the sidetone adjustment page after all components are connected With the MS 2002 being rack mounted you may not be able to access the sidetone trimmers In this case you can position the MS 2002 in the rack and make all required connections Then adjust the sidetone trim mers before installing and tightening all rack mount screws Connections Refer to the following paragraphs and the sample connection drawings shown in Figures 3 through 7 starting on page 10 External Program Input and PA Output Connections for external program input and PA output are shown in Figure 6 page 13 EMS4001 Expansion Station Connection Optional Component Refer to the EMS4001 User Instruction Manual for detailed connection information 9 Cables The numbers below correspond to the cabl
24. or monaural or binaural listening configurations BALANCED UNBALANCED SELECTOR SWITCHES The selector switches sets the MS 2002 for compatibility with either Audiocom or Clear Com channel connector pin outs channel power requirements and call signaling requirements Both switches must be in the same position Installation Unpacking The package contains the following items Contact the shipper or your Audiocom dealer immediately if anything is damaged or missing Detach and fill out the registration card and return it to Telex to properly register your 5 2002 MS 2002 Master Station and Power Station Warranty and Registration Card User Manual Black Face Plates WARNING The following instructions are for use by qualified personnel only To avoid electric shock do not remove the cover unless you are qualified to do so AVERTISSEMENT Les instructions qui suivent s adressent uniquement a un technicien qualifie Pour evite des chocs electriques pas ouvrir le boitier a moins d y entre habilite Configuration Pre check Before connecting the MS 2002 make sure that it is properly configured for your intended usage Figure 2 shows the locations of the configuration switches To access internal switches remove three screws from the top cover and three screws from the bottom portion of each side LII 1
25. osition Program Interrupt DIP Switches If you plan on using external program sources with the MS 2002 you have a choice of whether or not you want the program audio to shut off on the intercom channel while you are talking By default program audio does not interrupt during talk You can change this as follows 1 For channel 1 program interrupt during talk set SW1 7 to 2 For channel 2 program interrupt during talk set SW1 8 to Incoming Call Beep DIP Switches If call signal receive is enabled switches SW1 3 and SW1 5 incoming calls will be indicated by red flashing Call keys An optional beep tone can also be used Internal switches enable the beep tone You can then turn the beep tone on or off via the front panel during normal operation Enable the beep tone as follows 1 Make sure the call signal receive DIP switches SW1 3 and SW1 5 2 For incoming call beep in a headset set SW3 1 to off 3 For incoming call beep in speaker 1 set SW3 1 to off and SW3 3 to on 4 For incoming call beep in speaker 2 set SW3 1 to off and SW3 4 to on 5 The procedure to turn incoming call beep on or off during operation can be found on page Monaural or Binaural Operation DIP Switches The MS 2002 can be used with a single speaker or monaural headphones single or double sided for monaural operation In this case all audio signals are combined and sent to the headphones and the front panel speaker The combined signal
26. ox you must adjust the vox level for proper operation If the vox level is too low room noise will activate the microphone If the Vox level is too high the microphone will not activate when you begin talking Check and set the level as follows 1 If you are using a headset tap the Headset key twice to turn on headset Vox Or if you are using a panel microphone tap the Panel Mic key twice to turn on panel mic Vox Whichever key you tap it will glow orange when the microphone is off and will flicker or turn green when sound is picked up by the micro phone 2 Position the microphone at its normal operating location If you are using a headset put the headset on and position the microphone close to your mouth Insure that background noise is at the normal operating level Do not speak into the microphone 4 Check the Headset or Panel Mic key whichever you are using If the key is constantly glowing orange turn the Vox trimmer clockwise until the key begins to flicker green mic activating then turn the trimmer slightly back in the counterclockwise direction until the Panel Mic key just returns to steady orange mic off If you are wearing a headset make sure that breathing and movement do not cause the Panel Mic key to flicker green If they do adjust the Vox control slightly more in the counterclockwise direction to eliminate this 5 Speak into the microphone in a normal voice and check that the headset key immediately turns green
27. p feature has been activated page 7 2 Activate the microphone If you are using a dynamic mic headset tap the Headset key to turn the mic on if you are using a panel mounted microphone or an electret mic headset tap the Panel Mic key to turn the mic on Note You can also use the voice activated microphone Vox feature See page 16 3 Turn on the Talk and Listen keys for the calling channel and begin your conversation Turn the keys off when finished Note When you tap the Headset key or the Panel Mic key or any Talk or Listen key it will lock in the on position You may then tap the key again to turn it off For momentary activation press and hold the key It will remain on as long as you hold it and it will turn off when you release it CALLING AN INTERCOM CHANNEL 1 Press and hold the Call key for the channel that you want to call An inaudible call signal will be sent and your listen key for that channel will automatically turn on in preparation to receive a verbal response 2 When you hear a response release the Call key 3 Ifyou are using manual microphone activation instead of Vox make sure your microphone is on for a dynamic mic headset tap the Headset key to turn it on for a panel mounted microphone or electret headset tap the Panel Mic key to turn it on 4 Turn on the Talk key for the channel you called to begin you conversation 5 Turn off your Talk and Listen keys to end the conversation MicRoPHONE Mute D
28. rmits loop thru connection Two XLR 6M Neutrik connectors for 2 channel connection XLR 3 Balanced Configuration Pinouts Pin 1 Common Pin 2 Intercom audio low and 24 VDC input Pin 3 Intercom audio high and 24 VDC input XLR 6 Balanced Configuration Pinouts Pin 1 Audio and DC Common Pin 2 Local power 12 to 15 VDC 65 to 150 mA Pin 3 Intercom channel 1 audio low and 24 phantom power Pin 4 Intercom channel 1 audio high and 24 phantom power Pin 5 Intercom channel 2 audio low and 24 phantom power Pin 6 Intercom channel 2 audio high and 24 phantom power Intercom Channel Unbalanced Mode Both Back Panel and internal switches BAL UNBAL have to be set to same setting Output Level 1 Vrms 10 Input Impedance 150 ohms Bridging Impedance greater than 10 000 ohms Call Signaling Send 11 3 VDC Receive 4 VDC minimum Connector Type Uses same connectors as for balanced mode above but with pinouts modified by BAL UNBAL switch on back panel as follows 21 XLR 3 Unbalanced Configuration Pinouts Pin 1 Common Pin 2 24 VDC input Pin 3 Intercom audio high XLR 6 Unbalanced Configuration Pinouts Pin 1 Common Pin 2 Local power 12 to 15 VDC 65 to 150 mA Pin 3 Channel 1 24 VDC input Pin 4 Channel Intercom audio high and DC call Pin 5 Channel 2 24 VDC input Pin 6 Channel 2 Intercom audio high and DC call PA Output Output Level 235 mVrms nominal Connector Type 1 8 inch Stereo
29. s also go to the Speaker 1 jack on the back panel The MS 2002 can also be used with two speakers for binaural operation In this case channel 1 is sent to the Speaker 1 jack and channel 2 15 sent to the Speaker 2 jack Binaural headphone operation is not supported For monaural operation with headphones or one speaker factory default 1 Set SW3 2 to off 2 Set SW3 5 to on 3 Set SW3 6 to off 4 Set SW3 7 to on 5 Set SW3 8 to on For binaural operation with two speakers 1 Set SW3 2 to on 2 Set SW3 5 to off 3 Set SW3 6 to on 4 Set SW3 7 to off 5 Set SW3 8 to off Balanced Unbalanced Switches Both of the BAL UNBAL Switches on the back panel are set at the factory to the balanced BAL position for use with Audiocom intercom channels Set the switches to the unbalanced UNBAL position for use with a Clear Com intercom systems Direct Program Listen Enable Disable Jumpers By default each MS 2002 program input can be heard by all intercom stations that are listening on the correspond ing intercom channel This includes the MS 2002 Program input routing to the intercom channels can be turned on or off via the MS 2002 front panel programming See Turning the Program Inputs On and Off page Addition ally all program signals can be routed directly to the MS 2002 speaker or headset This lets the MS 2002 operator hear the program inputs even if they are not being routed to the intercom channels To disable direct pr
30. urces to the Program Inputs connector one for each channel Audio sources can be directly connected with a user supplied DB9M connector Refer to the program input connector specifications located on page 20 for connector pin out However a more convenient method is to use an XP USPG Breakout Panel as shown The XP USPG also interfaces the PA jack of the MS 2002 to a standard 2 pin XLR audio cable Note The XP USPG Breakout Panel can be rack mounted using a BOP 1000 Rack Mount Plate 14 TYPICAL 1 CHANNEL CABLE WIRING 34 a 3 2 i 1 L 2 1 1 a Pair 2 L 1 Both wires Shield seca stesse Shield Cable Type 22AWG Stranded 2 Pair Twisted wire with Shield Connector Type 3 Pin XLR Audio Neutrik or Switchcraft Pin 1 Common Pin 2 Channel Audio Power Denotes twisted pair Pin 3 Channel Audio Power k Shield Earth ground TYPICAL 2 CHANNEL CABLE WIRING Pair 1 lt 4 Denotes shield 3 6 5 Pu ar 9 1 Both wires Shield ee Sd kun tuti Shield Cable Type 22AWG Stranded 3 Pair Twisted wire with Shield Connector Type 6 Pin XLR Audio Neutrik only not compatible with 6 pin Switchcraft Pin 1 Channel 1 amp 2 Common Pin 2 No connection Pin 3 Channel 1 Audio Power Fd Denotes twisted pair Pin 4 Channel 1 Audio Power A Pin 5 Channel 2 Audio Power i Denotes shield Pin 6 Channel 2
31. when you talk If it does not move the microphone closer to your mouth If you are still unable to get satisfactory results it may be that the microphone does not have the directional characteristics required for the noise level in the room A directional or cardioid microphone is recommended when using Vox Omnidirectional microphones mode the Mic Kill key will be unlit and in programming mode it will be lit continuously To return the MS 2002 to normal operation if it has been left in programming mode tap the Mic Kill key Note A quick reference to the following operating features can be found on the inside of the back cover NORMAL vs PROGRAMMING MODE The MS 2002 has two operating modes normal operating mode and programming mode In normal operating mode the Mic Kill key will be unlit and in programming mode it will be lit continuously To return the MS 2002 to normal operation if it has been left in programming mode tap the Mic Kill key 17 VOLUME ADJUSTMENT If you are using a headset adjust the intercom listen level with the left Volume control on the front panel of the MS 2002 If you are using a speaker adjust the intercom listen level with the right Volume control next to the speaker External speakers will require their own volume controls RECEIVING CALLS 1 When there is an incoming call signal on a channel the Call key for that channel will flash red There will also be a beep tone if the bee
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