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Operating Manual
BTR-24
TR-24
Wireless Intercom System
Bosch Communications Systems
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Table of Contents Section 1 Introduction ................................................................. 1-1 General Description..................................................................... 1-1 System Features........................................................................ 1-1 Section 2 BTR-24 Base Station .......................................................... 2-1 Controls and Connections ................................................................ 2-1 Section 3 TR-24 B
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Section 1 - Introduction General Description System Features The Telex BTR-24 System is a full duplex (simultaneous talk and • No FCC License required. listen), multi-channel, wireless intercom system. The system offers a complete solution for up to 10, full duplex users per base • Easy base station and beltpack setup. station, many more if in push-to-transmit mode. With fast and easy set-up, durable beltpacks, 64 bit audio encryption, and • Uses mature 2.4GHz IEEE 802.11 Wireless LAN professio
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Section 2 - BTR-24 Base Station Controls and Connections 1 2 3 4 5 6 7 9 10 8 R O ON N BTR-24 Telex SELECT Telex Communications, Inc. This device complies with Part 15 of the FCC Rules POWER Operation is subject to the following two conditions (1) This device may not cause harmful interference, and (2) This device must accept any interference, received. Including interference that may cause undesired LOW AP operation. FCC ID:B5DM525 CORD BATTERY ACTIVE CHANNEL IC: 1321A-XOAP RED: CHARGING RECE
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Section 3 - TR-24 Beltpack Controls and Connections 1 2 3 4 5 6 7 8 9 OFF CHG 1 2 MIC S.T. ADJ ADJ EXT Bottom View Top View 6. Charge Jack – Used to charge the internal battery or power unit directly off wall outlet. Accepts a 5.5mm x 2.5mm plug 1. Volume Control and Power Switch – Turns the beltpack with the center positive. Must be supplied with a 12VDC power on/off and controls headset volume. regulated power supply with at least a 400mA current capacity. 2. Battery Light/Power Light – Indic
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Section 4 - Specifications System Technical Specifications RF Technology............................................................................................................IEEE 802.11 (WiFi) Frequency Band of Operation ......................................................................................2.412 to 2.462 GHz FCC License ..............................................................................................................No License Required Encryption Technology.....
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Section 5 - Operation Multiple base stations can also be utilized in an installation. The Wireless Mode base stations have the ability to communicate to each other via an Description Ethernet network connected to the RJ-45 jack on the rear panel. The TR-24 has the ability to be booted in one of three modes. The connection between bases could be a direct connection via an These modes are wireless, wired and master wireless. This Ethernet cable (100m, 328ft Max.) or connected via the section wil
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Set-up • After 20 seconds a beltpack voice prompt will announce “wireless” in the headphone. Below are instructions for the set-up and operation of a single BTR-24 with up to ten TR-24's. • Audio channel one’s light will activate indicating communication has started. R O ON N BTR-24 Telex Telex Communications, Inc. SELECT This device complies with Part 15 of the FCC Rules POWER Operation is subject to the following two conditions (1) This device may not cause harmful interference, and (2) This
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Sidetone Level Adjust – Press + <2> until a voice Mode Description Activation prompt indicates sidetone adjust mode has been entered (about 3 seconds). Keep holding down and use the <1> button Push-to-Latch/ Microphone is Tap to decrease the level, <2> button to increase the level. Voice enabled until the button. Tap again Momentary prompts will indicate the current level setting. Release all buttons button is tapped to turn off. for at least one second and the l
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Up to ten beltpacks, in full duplex (simultaneous talk and listen), 4. Plug headsets into the TR-24 beltpacks. may communicate with each other over a Ethernet network. In fact do to the flexibility of the BTR-24 system, wired beltpacks 5. Power-up the TR-24 beltpacks in wired mode. The wired connected via a hub to a network could communicate to a BTR-24 mode is entered by holding the <1> button down as the unit connected to the same network. This base station could then be boots. Once a bel
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The sidetone (amount of your own voice fed back to your Description IP Type Destination IP Protocal earphones) and microphone gain of the beltpacks may need adjusted from the factory defaults. The defaults are: Audio 1 Multicast 239.192.168.1 UDP Packet Audio 2 Multicast 239.192.168.2 UDP • Microphone Level = 4 Packet • Sidetone Level = 2 Audio 1 + 2 Multicast 239.192.168.3 UDP Packet Microphone Level Adjust – Press <1> + until a voice prompt indicates microphone adjust mode has been ent
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2. Plug the master TR-24’s external power supply into an AC outlet if desired. If external power is not desired then run off internal battery. 3. Place the TR-24’s in a location where it will have the best visibility to the other TR-24s. 4. Plug a headset into the master TR-24 beltpack. 5. Power-up the master TR-24 beltpack in master wireless mode. The master wireless mode is entered by holding the <1> button down as the unit boots. Once a beltpack was booted in a mode (wireless, wired, maste
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The sidetone (amount of your own voice fed back to your R R R Telex R earphones) and microphone gain of the beltpacks may need Te TRl-e 24x Te TRl-e 24x Te TRl-e 24x TR-24 adjusted from the factory defaults. The defaults are: Telex R Telex R Te TRl-e 24x R Telex R TR-24 TR-24 TR-24 • Microphone Level = 4 R Telex R Telex R Telex R Te TRl-e 24x TR-24 TR-24 TR-24 • Sidetone Level = 2 R Te TRl-e 24x R R R Te TRl-e 24x R Te TRl-e 24x Te TRl-e 24x Te TRl-e 24x Microphone Level Adjust – Press <1> +
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Section 6 - Encryption Code and Password • Ethernet straight thru or crossover cable (Use the green Encryption Code cable supplied with the system.) The BTR/TR-24 system uses a 64 bit DES (Digital Encryption Standard) encryption algorithm to encrypt all audio in the system. Operating System The beltpacks in the system have a “key” that the algorithm uses Microsoft® Windows® 95/98, NT, 2000, XP as the basis for the encryption. The same “key” must be used in all beltpacks on the system for com
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10. Plug the other end of the Ethernet cable into the beltpack. 3. Enter new encryption key The user must change the encryption key if this option is selected. 11. Type, telnet 192.168.1.X at the computer’s command Since a base station acts only as a relay for the audio packets it is prompt, then press . Fill in for X the last digit of not necessary to change its encryption key. the IP address that is on the back label on the TR-24. 1. When “3” is selected the phrase, “Enter new 12. Afte
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Section 7 - Battery Care/Long Term Storage Battery Care Li-Ion Batteries To ensure the long life and safe handling of the Li-Ion battery The Li-Ion batteries used in the TR-24 and BTR-24 are excellent within the BTR-24 and TR-24 please following the following batteries for portable, indoor/outdoor applications. They have a precautions: high energy density (energy per weight) compare to other rechargeable battery technologies (NiCd, NiMH, Alkaline, Gel Cells), are low maintenance, and offer sup
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Section 8 Please reread the operation and encryption/password section of If you are unable to solve the problem, contact the manufacturer this manual to make sure you have completed system set-up or dealer from whom you purchased the system for assistance. properly. The following contains troubleshooting tips that may be helpful in solving the problem. Problems Possible Cause Solution RF range of all the beltpacks is less than • Antenna is not connected to the • Connect the antenna(s) to the B
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Section 8 - Troubleshooting continued Problem Possible Cause Solution When the BTR-24 power switch was turned •Internal battery is completely • Plug the AC power plug into the on nothing happens. The power light does not exhausted BTR-24. Allow the unit at least 5 light. minutes for the internal battery to receive an initial charge. Then turn the unit on and run it off AC power. When the BTR-24 power switch was turned • Internal battery is nearly exhausted. • Charge the battery or run
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Section 9 - RF Channels 802.11 RF Channels The BTR-24 system has the ability to operate on any one of eleven RF channels. Although there are several different frequency channel settings, there is overlap between the channels. There are three non-overlapping channels available in the FCC regulatory domain. When choosing frequency channels for systems in the vicinity of each other, you should choose frequency channels that do not overlap (e.g. Channels 1, 6, and 11). Channel Numbers 1 2
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Section 10 - Regulatory Information Regulatory Information The TR-24 and BTR-24 comply with Part 15 of FCC rules and Canada RSS-210. Operation is subject to the following conditions: 1. This device may not cause harmful interference. 2. This device must accept any interference received, including interference that may cause undesired operation. 3. Use only the manufacturer or dealer supplied antenna(s), beltclips and/or accessories for this device. 4. The BTR-24 base station complies with FCC r
