Telex Audiocom US2000A User Instructions Download Page 1 | Manualshive

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Telex

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User Instructions

Model US2000A

Intercom User Station

Audiocom

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Intercom Systems

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US

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Summary of Contents for Audiocom US2000A

Page 1: ...Telex User Instructions Model US2000A Intercom User Station Audiocom Intercom Systems US2000A Volume Listen Listen Call Talk Talk AllTalk Call PA Mic Kill Headset Panel Mic...

Page 2: ...operated in a commercial environment Operation of this equipment in a residential area may cause interfer ence which the user at his own expense will be required to correct This product meets Electrom...

Page 3: ...ted Microphone Vox Setup 29 Operation 31 Normal vs Programming Mode 31 Volume Adjustment 31 Receiving Calls 31 Calling an Intercom Channel 32 Microphone Mute During Talk 32 All Talk 32 Public Address...

Page 4: ...is configuration most or all advanced features are activated Also program inputs and a public address output may be connected This configuration is ideal for command and control personnel such as dire...

Page 5: ...audible beep feature for incoming calls 9 Intercom Talk Keys Momentary or latching hands free operation possible 10 Call Keys Used to place calls on intercom channels and to indicate incoming calls 1...

Page 6: ...e that it is properly configured for your in tended usage Figure 2 shows the locations of the configuration jumpers and switches To access internal switches and jumpers remove one screw from the top c...

Page 7: ...tch on Back Panel Audiocom or Clear Com operation Out Audiocom Balanced In Clear Com Unbalanced Out DIP Switch SW3 Internal SW3 1 Incoming call beep headset On Disabled Off Enabled Off SW3 2 Listen 1...

Page 8: ...hen an unattended microphone has been left on and is caus ing unnecessary noise on a channel By default Mic Kill is not enabled To activate this feature set SW1 6 to the on position Program Interrupt...

Page 9: ...nes single or double sided for monaural operation In this case all audio signals are combined and sent to the headphones and the Speaker 1 jack on the back panel The US2000A can also be used with two...

Page 10: ...turned on or off via the US2000A front panel programming See Turning the Program Inputs On and Off page 33 Additionally all program signals can be routed directly to the US2000A speaker or headset Thi...

Page 11: ...sition the US2000A in the rack and make all required connections Then adjust the sidetone trimmers before installing and tightening all rack mount screws 11 1 2 rack wide components US2000A ES4000A PS...

Page 12: ...a speaker station a separate speaker must be sup plied Figures 4 through 12 starting on page 15 illustrate several configurations for the US2000A when used as a central or remote headset or speaker st...

Page 13: ...rcom cable Sold separately Use Telex ME 2 cables below Or build per Figure 15 page 26 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 pi...

Page 14: ...in XLR connector at one end for con nection to the XP USPG or XP 4PGM program inputs Pin out for program in puts is as follows Pin 1 common Pin 2 program input Pin 3 program input 10 Shielded audio ca...

Page 15: ...h one speaker to monitor both intercom channels In this configuration the SPS2000A Combine Isolate switch is set to the Isolate position With this setting the 2 intercom channels are completely separa...

Page 16: ...ion with a separate speaker for each intercom channel Make sure the US2000A internal DIP switches are set for binaural speaker operation as described on page 9 Also set the SPS2000A Combine Isolate sw...

Page 17: ...Isolate switch is set to the Isolate position With this setting the 2 intercom channels are completely separated Typically a headset is connected to the front panel of the US2000A and the US2000A DIP...

Page 18: ...master speaker station with one speaker to monitor both intercom channels In this configuration the SPS2000A and PS2000L Combine Isolate switches are set to the Combine position With this setting all...

Page 19: ...the US2000A as a master speaker station with a separate speaker for each intercom channel In this configuration the SPS2000A Combine Isolate switches are set to the Combine position With this setting...

Page 20: ...set to the Combine position With this setting all intercom stations connected to the one PS2000L are combined on intercom channel 1 and all intercom stations connected to the other PS2000L are combin...

Page 21: ...is example the US2000A is not located near the system power supplies SPS2000A PS2000L etc The PS L local power supply is optional and can be used to power a single intercom station When a PS L is conn...

Page 22: ...pt an EGM microphone and an SPK 2000 speaker are used instead of a headset Make sure the internal DIP switches are set for monaural speaker operation default setting as described on page 9 A PS L loca...

Page 23: ...LOCATED NEAR SYSTEM POWER SUPPLY 1 1 NO CONNECTION PS L OPTIONAL PS L OPTIONAL Figure 12 Typical Remote Binaural Speaker Station This example is similar to the one on the previous page except that eac...

Page 24: ...nation plug should be installed per channel Typically they are installed at the first intercom station in the chain If 2 terminations are installed in a channel the sound quality and volume level will...

Page 25: ...o the program input connector specifications located on page 35 for connector pin out However a more convenient method is to use an XP USPG Breakout Panel as shown The XP USPG lets you use standard 3...

Page 26: ...ables 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 power sup...

Page 27: ...e channel that you want to test can be either a US2000A channel or an ES4000A channel 3 Verify that the test tone can be heard at all intercom stations on the channel Re place any defective cable or i...

Page 28: ...rough the access hole in the bottom of the US2000A Figure 16 to minimize the tone vol ume 5 Tap the channel 1 Call key to turn off the test tone on channel 1 when finished 6 Tap the channel 2 Call key...

Page 29: ...micro phone 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 head set put the headset on a...

Page 30: ...ophone in a normal voice and check that the headset key im mediately turns green when you talk If it does not move the microphone closer to your mouth If you are still unable to get satisfactory resul...

Page 31: ...sten level with the Volume control on the speaker 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 th...

Page 32: ...ed to begin you conversation 5 Turn off your Talk and Listen keys to end the conversation Microphone Mute During Talk You can mute the microphone while talking Simply tap either the Headset key or the...

Page 33: ...glowing green to indicate that the US2000A 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 curre...

Page 34: ...ic vox Whichever key you tap it will glow orange when the micro phone is off and will flicker or turn green when the microphone turns on The Vox level may require adjustment see Voice Activated Microp...

Page 35: ...2 Microphone high Pin 3 Headphone high Pin 4 Headphone low Panel Microphone or Electret mic Headset Microphone 5 kohm electret 57 dB Headphones 150 to 600 ohm monaural Connector Type NTRK 8F Pin 1 Mi...

Page 36: ...igh and 24 VDC input Intercom Channel Unbalanced Mode SW2 set to UNBAL position Output Level 1 Vrms 10 Input Impedance 150 ohms Bridging Impedance greater than 10 000 ohms Call Signaling Send 11 3 VDC...

Page 37: ...ncoming Call Beep Tone 2 kHz at the headphones Total Harmonic Distortion Less than 0 2 at 200 mW Sidetone 18 2 dB adjustable Panel Microphone Amplifier Voltage Gains Mic to CHN 25 3 dB before limiting...

Page 38: ...pair must be sent prepaid and will be returned prepaid Non Warranty Repairs Equipment that is not under warranty must be sent prepaid to Telex If requested an estimate of repair costs will be issued p...

Page 39: ...ll 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 All Talk Mic Kill key will blink green and all Talk and Listen keys are...

Page 40: ...TELEX COMMUNICATIONS INC 9600 Aldrich Ave So Minneapolis MN 55420 U S A 9350 7550 000 Rev B1 2 99...

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