Instruction/ maintenance manual of the product US2002 Telex
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Intercom User Station US2002 - 1 T ele x ® User Instructions Model US2002 Intercom User Station Audiocom ® Inter com Systems 9350-7748-000 Rev . A 01/2003.
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Intercom User Station US2002 - 3 FCC S tatement This equipment uses and can radiate radio frequency energy that may cause interference to radio communications if not installed in accordance with this manual.
Intercom User Station US2002 - 4 T able of Contents FCC S tatement ..................................................................................................... 3 Introduction ...................................................................
Intercom User Station US2002 - 5 Index of Figur es Figure 1. US2002 Reference V iew ................................................................................................. ............ 7 Figure 2. Locations of Configuration Jumpers and Switches .
Intercom User Station US2002 - 6 Introduction Thank you for purchasing the Audiocom US2002 Intercom User Station. W e hope the many design features of this product will satisfy your intercommunication requirements for many years to come.
Intercom User Station US2002 - 7 Description The US2002 Intercom User Station is designed for stationary use by personnel who may require selective access to two or more intercom channels. It can be rack mounted or used as a desktop station. For rack mounting, optional hardware is required.
Intercom User Station US2002 - 8 Features 1. D YNAMIC -M IC H EADSET C ONNECTOR : Accepts headsets with monaural headphones and either a balanced or unbalanced dynamic microphone. 2. P ANEL M IC / E LECTRET - MIC H EADSET C ONNECTOR : Accepts an electret gooseneck micro phone, such as the T elex Model MCP-90-XX.
Intercom User Station US2002 - 9 Figure 2. Locations of Configuration Jumpers and Switches 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 T elex to properly register your US2002.
Intercom User Station US2002 - 10 T able 1. Configuration Switch Settings h c t i w Sh c t i w S h c t i w S h c t i w Sh c t i w S r e b m u N n o i t p i r c s e Dn o i t p i r c s e D n o i t p i r.
Intercom User Station US2002 - 11 Headset Microphone T ype Selection DIP Switch SW1-1 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.
Intercom User Station US2002 - 12 Monaural or Binaural Operation DIP Switches The US2002 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 Speaker 1 jack on the back panel.
Intercom User Station US2002 - 13 Mounting Configurations The US2002 can be used on a desktop, or it can be rack mounted. For desktop use, install the 4 rubber feet supplied with the US2002. For rack mounting, use optional Audiocom RMK Rack Mount Kits (Figure 3).
Intercom User Station US2002 - 14 All Locally Powered S tations Any US2002 can be locally powered by connecting a P A-KP Local Power Supply . This is shown as an option in Figures 4 through 12. A special case is an intercom system where all stations are powered from local power supplies, with no central power supply .
Intercom User Station US2002 - 15 7. Shielded patch cable, 9-pin Male Dsub to 9-pin Female Dsub. Customer local pur chase: available at Radio Shack, etc. Note: All pins must be connected straight through: do not use an RS232 computer cable! 8. Shielded patch cable, stereo miniplug to stereo miniplug.
Intercom User Station US2002 - 16 Figure 4. US2002 Monaural Master Speaker S tation Configuration with 1 Power Supply . This is a good configuration for smaller inter com systems when you want to operate the US2002 as a master speaker station, with one speaker to monitor both inter com channels.
Intercom User Station US2002 - 17 Figure 5. US2002 Binaural Master Speaker S tation Configuration with 1 Power Supply. This is a good configuration for smaller inter com systems when you want to operate the US2002 as a master speaker station, with a separate speaker for each inter com channel.
Intercom User Station US2002 - 18 Figure 6. US2002 Master Headset S tation Configuration with 1 Power Supply . This is a good configuration for smaller inter com systems when you want to operate the US2002 as a master headset station. In this configuration, the PS2001L Combine/Isolate switch is set to the Isolate position.
Intercom User Station US2002 - 19 Figure 7. US2002 Monaural Master Speaker S tation Configuration with 2 Power Supplies. This is a good configuration for lar ge intercom systems when you want to operate the US2002 as a master speaker station, with one speaker to monitor both inter com channels.
Intercom User Station US2002 - 20 Figure 8. US2002 Binaural Speaker Station Configuration with 2 Power Supplies. This is a good configuration for large intercom systems when you want to operate the US2002 as a master speaker station, with a separate speaker for each intercom channel.
Intercom User Station US2002 - 21 Figure 9. US2002 Headset Station Configuration with 2 Power Supplies. In this configuration, the PS2001L Combine/Isolate switches are set to the Combine position.
Intercom User Station US2002 - 22 Figure 10. T ypical Remote Headset Station. In this example, the US2002 is not located near the system power supplies (SPS-2001, PS-2001L, etc.). The P A-KP local power supply is optional and can be used to power a single intercom station.
Intercom User Station US2002 - 23 Figure 1 1. Typical Remote Monaural Speaker S tation. This example is similar to the one on the previous page, except a T elex MCP-90-XX microphone and a SPK-2000 speaker are used instead of a headset.
Intercom User Station US2002 - 24 Figure 12. T ypical Remote Binaural Speaker Station. This example is similar to the one on the previous page, except that each channel is heard in a separate speaker . Make sure the internal DIP switches are set for binaural speaker operation as described on page 10.
Intercom User Station US2002 - 25 Figure 13. An example of all locally powered US2002 intercom stations. In this example, all components are locally powered using P A-KP local power supplies. Note the use of one termination plug in each intercom channel.
Intercom User Station US2002 - 26 Figure 14. External Audio Input and P A Output. Y ou can connect two audio sources 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 34, for connector pin-out.
Intercom User Station US2002 - 27 Figure 15. Audiocom Intercom Cables.
Intercom User Station US2002 - 28 Power -Up Check Plug in any P A-KP local power supplies that are being used, and also turn on any system power supplies that are being used.
Intercom User Station US2002 - 29 If you are using headphones that completely enclose the ears, adjust sidetone as follows: 1. T ap the Headset key to turn the headset microphone on.
Intercom User Station US2002 - 30 Figure 16. US2002 Bottom V iew V oice-Activated Microphone (V ox) Setup If you are going to use vox, you must adjust the vox level for proper operation. If the vox level is too low , room noise will activate the microphone.
Intercom User Station US2002 - 31 Operation ☞ A quick-reference to the following operating features can be found on the inside of the back cover . Normal vs Programming Mode The US2002 has two operating modes: normal operating mode and programming mode.
Intercom User Station US2002 - 32 Microphone Mute During T alk Y ou can mute the microphone while talking. Simply tap either the Headset key or the Panel Mic key , whichever is currently being used. T ap the key again to turn the microphone back on. (If you are using V ox, tap the key twice to reactivate vox.
Intercom User Station US2002 - 33 Using Mic Kill If the Mic Kill feature has been enabled (page 10) you can use it to deactivate all talk keys on a single channel or on all channels. This feature is useful when a remote talk key has been left on and is causing unwanted noise on a channel.
Intercom User Station US2002 - 34 Specifications General Power Requirements: Phantom Power: 24 VDC nominal (12 to 30 VDC), 65 to 150 mA Local Power: 12 to 15 VDC, 65 to 150 mA Dimensions: 1.75" (44.5 mm) high x 8.25" (209.5 mm) wide x 10.31" (261.
Intercom User Station US2002 - 35 Intercom Channels, Balanced Mode (SW2 set to BAL position) Output Level: 1 V rms 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.
Intercom User Station US2002 - 36 External Power T ype: 2.0 mm power jack Internal pin: positive (+) External shell: negative (-) Headphone Amplifier V oltage Gain: 30 ±3 dB Maximum Output: 250 mW ±.
Intercom User Station US2002 - 37 Factory Service and Parts Information When returning equipment for repair include your return address, telephone number and proof of date of purchase, along with a description of the problem.* The address for Audiocom equipment returns and parts information is: Service Department T elex Communications, Inc.
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Intercom User Station US2002 - 39 T able 3. Quick Reference 2 0 0 2 S U t e s e R. 1 n e t s i L d n a k l a T l l A s s e r P A 0 0 0 4 S E t e s e R. 5 n e t s i L d n a 4 k l a T l l A s s e r P n o l a n g i s t s e T. l l a C p a t n e h t , A P d n a k l a T l l A s s e r P f f o l a n g i s t s e T.
9350-7748-000 Rev . A, 1/2003.
An important point after buying a device Telex US2002 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Telex US2002 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Telex US2002 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Telex US2002 you will learn all the available features of the product, as well as information on its operation. The information that you get Telex US2002 will certainly help you make a decision on the purchase.
If you already are a holder of Telex US2002, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Telex US2002.
However, one of the most important roles played by the user manual is to help in solving problems with Telex US2002. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Telex US2002 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
