Page 2 - Table of Contents
Table of Contents Section 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 General Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 3 - Section 1 - Introduction
General Description The Telex BTR-24 System is a full duplex (simultaneous talk andlisten), multi-channel, wireless intercom system. The systemoffers a complete solution for up to 10, full duplex users per basestation, many more if in push-to-transmit mode. With fast and easy set-up, durable beltpac...
Page 4 - Telex; Controls and Connections; Front View
1. On/Off Switch – Turns the power on/off to the base station. 2. Power / Low Battery Light – Indicates the base station has power, either from the internal battery or external powerconnected to the unit. Battery Indication: • GREEN = Battery OK • RED = Battery Low ( » 30 minutes left) • No Light = ...
Page 5 - Top View
1. Volume Control and Power Switch – Turns the beltpack power on/off and controls headset volume. 2. Battery Light/Power Light – Indicates the beltpack has power, either from the internal battery or AC powerconnected to the unit. • GREEN = Battery Indication: battery OK • RED = Battery Low ( » 15 mi...
Page 6 - Section 4 - Specifications; System Technical Specifications
Section 4 - Specifications RF Technology ............................................................................................................IEEE 802.11 (WiFi)Frequency Band of Operation ......................................................................................2.412 to 2.462 GHzF...
Page 7 - Wireless Mode; Description; Only ten full duplex beltpacks can work off a base; Two Ethernet connected base stations in two different; Section 5 - Operation; LOCATION
Wireless Mode Description The TR-24 has the ability to be booted in one of three modes.These modes are wireless, wired and master wireless. Thissection will discus the wireless mode. The wireless mode is the most used mode of the beltpack. Thewireless mode is set by holding the <TALK> button d...
Page 8 - System Operation; When operating the system, wear the; Beltpack on Hip; Beltpack Audio Channels; Front and Rear of BTR-24
Set-up Below are instructions for the set-up and operation of a singleBTR-24 with up to ten TR-24's. 1. Prior to use the TR-24 and BTR-24 should have their batterypacks fully charged. Refer to the “Battery ChargingInstructions” near the end of this section. 2. Plug the BTR-24's external power supply...
Page 9 - Microphone Level Adjust; Wired Mode; Location
Figure 5-5 Top View of TR-24 The sidetone (amount of your own voice fed back to yourearphones) and microphone gain of the beltpacks may needadjusted from the factory defaults. The defaults are: • Microphone Level = 4 • Sidetone Level = 2 Microphone Level Adjust – Press <1> + <TALK> until...
Page 10 - Five Wired TR-24's communicating with 5 wireless; Either straight through or crossover Ethernet cables
Up to ten beltpacks, in full duplex (simultaneous talk and listen),may communicate with each other over a Ethernet network. Infact do to the flexibility of the BTR-24 system, wired beltpacksconnected via a hub to a network could communicate to a BTR-24 connected to the same network. This base statio...
Page 11 - Sidetone Level; Network Requirements; All TR-24 and BTR-24 devices will appear to have; Master Wireless Mode
The sidetone (amount of your own voice fed back to yourearphones) and microphone gain of the beltpacks may needadjusted from the factory defaults. The defaults are: • Microphone Level = 4 • Sidetone Level = 2 Microphone Level Adjust – Press <1> + <TALK> until a voice prompt indicates mic...
Page 12 - TR-24 Beltpack on Hip
2. Plug the master TR-24’s external power supply into an ACoutlet if desired. If external power is not desired then run offinternal battery. 3. Place the TR-24’s in a location where it will have the bestvisibility to the other TR-24s. 4. Plug a headset into the master TR-24 beltpack. 5. Power-up the...
Page 13 - Tour Group Example; Tour Group Application; Battery Charging Instructions
The sidetone (amount of your own voice fed back to yourearphones) and microphone gain of the beltpacks may needadjusted from the factory defaults. The defaults are: • Microphone Level = 4 • Sidetone Level = 2 Microphone Level Adjust – Press <1> + <TALK> until a voice prompt indicates mic...
Page 14 - Section 6 - Encryption Code and Password
Encryption Code The BTR/TR-24 system uses a 64 bit DES (Digital EncryptionStandard) encryption algorithm to encrypt all audio in the system. The beltpacks in the system have a “key” that the algorithm usesas the basis for the encryption. The same “key” must be used in all beltpacks on the system for...
Page 15 - User Menu Options
10. Plug the other end of the Ethernet cable into the beltpack. 11. Type, telnet 192.168.1.X at the computer’s command prompt, then press <ENTER>. Fill in for X the last digit ofthe IP address that is on the back label on the TR-24. 12. After about 20 seconds the beltpack will respond with a l...
Page 16 - Battery Care; Do not store for extended periods of time in direct sunlight.; Long Term Storage; After the last event:; do not; rise above room temperature. The recommended; Section 7 - Battery Care/Long Term Storage
Battery Care To ensure the long life and safe handling of the Li-Ion batterywithin the BTR-24 and TR-24 please following the followingprecautions: 1. Store the TR-24s and BTR-24 in a clean, cool, dry locationaway from heat. 2. Do not store for extended periods of time in direct sunlight. 3. Do not d...
Page 17 - Section 8; Problems; WiFi RF interference has occurred.
Please reread the operation and encryption/password section ofthis manual to make sure you have completed system set-upproperly. The following contains troubleshooting tips that may be helpful in solving the problem. Section 8 If you are unable to solve the problem, contact the manufactureror dealer...
Page 18 - Section 8 - Troubleshooting continued; Problem; Internal battery is nearly exhausted.
Section 8 - Troubleshooting continued 8-2 Problem Possible Cause Solution When the BTR-24 power switch was turnedon nothing happens. The power light does not light. • Internal battery is completelyexhausted • Plug the AC power plug into theBTR-24. Allow the unit at least 5minutes for the internal ba...
Page 19 - Section 9 - RF Channels; Channel Numbers
802.11 RF Channels The BTR-24 system has the ability to operate on any one ofeleven RF channels. Although there are several differentfrequency channel settings, there is overlap between thechannels. There are three non-overlapping channels available inthe FCC regulatory domain. When choosing frequen...
Page 20 - Regulatory Information; This device may not cause harmful interference.; Section 10 - Regulatory Information
Regulatory Information The TR-24 and BTR-24 comply with Part 15 of FCC rules andCanada RSS-210. Operation is subject to the followingconditions: 1. This device may not cause harmful interference. 2. This device must accept any interference received, includinginterference that may cause undesired ope...
Page 21 - Accessories and Replacement Items; Model Number
Section 11 - Accessories and Replacement Items Model Number Part Number Description TR-24 PRD000065000 TR-24 Beltpack and US Power Supply. NOTE: User must provide the IP address of all TR-24/BTR-24s in system with order. RPT-3 302054007 3 ft. coax with TNC reverse polarity plugconnector. RPT-10 3020...
Page 22 - XOB; Section 10 - Accessories and Replacement Items Continued
Model Number Part Number Description BTR-24 PRD000066000 BTR-24 Base Station and US powersupply. NOTE: User must provide IP address of all TR-24/BTR-24's in system with order. SYS-243 SYS000007000 System includes Carry Case, 3 TR-24Beltpacks, 1 BTR-24 Base Station, Omniantennas, rack mounts, 3' Ethe...
Page 23 - Bosch Communications Systems
8601 East Cornhusker Highway, Lincoln, NE 68507 Made in U.S.A. PN LIT000078TX Rev. A Bosch Communications Systems
