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Telex C-2000HS Technical Manual

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C-2000 and C-2000HS
Technical Manual
F.01U.174.927 Rev 03
09/2011

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  • Page 1 C-2000 and C-2000HS Technical Manual F.01U.174.927 Rev 03 09/2011...
  • Page 2 **MOTOROLA and the Stylized M logo are registered in the U.S. Knowledge Database ..http://knowledge.boschsecurity.com/ Patent and Trademark Office. Live Chat ..... www.telex.com/us/dispatch/support ARRANTY OTICE LIMITED E-mail ....TelexDispatchtechsupport@us.bosch.com For warranty and service information, refer to www.telex.com/ warranty. Web ................www.telex.com ACTORY ERVICE ENTER LAIMS Factory Service Center No liability will be accepted for damages directly or indirectly Bosch Security Systems, Inc.

  • Page 3: Table Of Contents

    Table Contents INTRODUCTION......................... 5 Overview..............................5 Features ..............................6 C-2000HS Features ............................. 6 C-2000 Features ..............................6 Display Character Description ..........................6 Hardware Overview ..........................7 C-2000 Console ..............................7 Line Interface ..............................7 Controls and Indicators ..........................7 Front Panel ...............................7 Common Controls and Indicators ......................8 Volume Control ..............................
  • Page 4 Transmit Monitor ............................14 Level Adjustments ............................. 14 Transmit Side Adjustments ..........................14 Reference Description ............................ 14 Mic Input level Adjustment ..........................15 TX Output Level Adjust ..........................15 Transmit Monitor Setup ..........................15 RX Level Adjustment ............................ 15 SETUP ............................17 Setup Mode ............................17 Entering Setup Mode ............................
  • Page 5 Setup State 34 Squelch Level ......................... 34 Setup State 35 Squelch Enable/Disable ......................35 Setup State 36 Squelch Hang Time ........................ 35 Setup State 37 TX Monitor Enable/Disable ....................35 Setup State 38 Tone Detector Threshold ....................... 36 Setup State 39 Headset Enable/Disable ......................36 Setup State 40 TX Delay Period ........................

  • Page 7: Introduction

    CHAPTER 1 Introduction Overview The C-2000 is a full featured single-channel, multi-format, and self-contained desktop radio control console. Its sleek and modern look compliments any surrounding. The C-2000 is a DSP (Digital Signal Processor) based design, allowing easy field programmability using the DTMF (Dual Tone Multi-Frequency) keypad on the front of the console.

  • Page 8: Features

    6 Introduction C-2000 and C-2000HS Technical Manual Features C-2000HS Features The C-2000HS is shipped from the factory in the following state: 4-wire mode • Full-duplex • TX monitor enabled • F3–F16 disabled • 600 Ohm TX output impedance • 600 Ohm RX input impedance •...

  • Page 9: Hardware Overview

    C-2000 and C-2000HS Technical Manual Introduction 7 Hardware Overview The C-2000 is a single-line, multi-mode console designed specifically for small- to medium-level systems. All functions are housed in a single small modern looking console. C-2000 Console The C-2000 console consists of two (2) sub-assemblies; the main processing board and keypad/display board that are enclosed in a single case.

  • Page 10: Common Controls And Indicators

    8 Introduction C-2000 and C-2000HS Technical Manual Common Controls and Indicators Volume Control The Volume Control is used to adjust the receive audio speaker and handset level of the audio present on the receive inputs of the line interface. A minimum volume level can be configured in the setup mode so the console operator can not turn the volume to zero (0).

  • Page 11: Rear Panel Connections

    C-2000 and C-2000HS Technical Manual Introduction 9 Rear Panel Connections Rear Panel Ports The Rear Panel connections are shown in Figure 2, drawing of the rear panel of the C-2000. Power Jack The left most jack on the C-2000 is the Power Jack. The power supply included with the unit plugs in to this location. It is a standard 2.5mm center positive plug and requires at least 12V to operate correctly.

  • Page 12: Battery Backup

    10 Introduction C-2000 and C-2000HS Technical Manual Battery Backup The +12V power input on the AUX Port is used for Battery Backup and is a diode-protected input. Earth Ground The Earth Ground connection on the AUX Port must be connected for proper operation. It provides a path for any external noise to be shunted to.

  • Page 13: Installation

    CHAPTER 2 Installation Line Setup and Description Introduction Line Connector Pinout FIGURE 4. The Line interface for the C-2000 console provides communication with any standard tone remote system. The pinout of the line interface connector is shown in Figure 4, which is on the rear panel. F.01U.174.927 Rev 03 Bosch Security Systems, Inc.

  • Page 14: Feature Description

    12 Installation C-2000 and C-2000HS Technical Manual Feature Description Crossmute When a parallel console operator keys a microphone in the same room, the Crossmute function mutes the receive audio path of the other parallel consoles. This prevents any unwanted audio loops that could occur, causing a loud squeal on the parallel speakers.

  • Page 15: Relay Contact Closure For Local Control

    C-2000 and C-2000HS Technical Manual Installation 13 Relay Contact Closure For Local Control The relay is normally open and provides a dry contact closure during PTT functions between pins 7 and 8 of the line jack. The relay contacts are rated at 500mA at 12VDC or 250mA at 115VAC. When using the intercom function, the relay is not activated.

  • Page 16: Tx Side Settings

    14 Installation C-2000 and C-2000HS Technical Manual TX Side Settings The C-2000 TX output circuitry has a DPDT (Double Pole Double Throw) relay that is used to connect and disconnect the TX output transformer from the TX line based on PTT status. This allows a very large number of consoles to be attached to the line in parallel, because only the transmitting unit is directly connected to the line.

  • Page 17: Mic Input Level Adjustment

    C-2000 and C-2000HS Technical Manual Installation 15 Mic Input level Adjustment CAUTION: Care should be taken to avoid over-driving the input TX circuitry, as this distorts the audio. Verify you enable the desired microphone connection in setup mode. Saying and holding the word four is a good audio level test vocalization.
  • Page 18 16 Installation C-2000 and C-2000HS Technical Manual F.01U.174.927 Rev 03 Bosch Security Systems, Inc. Technical Manual...

  • Page 19: Setup

    CHAPTER 3 Setup Setup Mode Entering Setup Mode Entry into the C-2000 Setup Mode is accomplished by pressing and holding the IC and MON keys, then pressing the 2 key. The IC and MON buttons stay lit when in setup mode. If a PIN number is required, an EP (Enter PIN) appears in the display requesting the 4-digit number be entered.

  • Page 20: Exiting Setup Mode

    18 Setup C-2000 and C-2000HS Technical Manual Exiting Setup Mode Exiting Setup Mode is done in the same manner as entering setup mode. Press and hold the IC and MON keys. Press the 2 key. The user returns to normal operation mode.
  • Page 21 C-2000 and C-2000HS Technical Manual Setup 19 The display shows the setup option number and no decimal points. The selection scrolls to those option values available to that setup state, i.e., an enable/disable setup state has option 1 and 2, with 1=enable and 2=disable and no other. Now, pressing the Enter (#) key programs the selected option for the current state.

  • Page 22: Setup Mode Navigation Overview

    20 Setup C-2000 and C-2000HS Technical Manual Setup States and Setup State Options TABLE 3. Setup State Setup State Description Number Handset Enable/Disable Monitor Mode Enable/Disable Tone/Local Mode Enable/ Disable Squelch Threshold Level Set the threshold the squelch breaks at.

  • Page 23: Setup State 0 Pin Number Entry/Idle

    C-2000 and C-2000HS Technical Manual Setup 21 Setup State 0 PIN Number Entry/Idle The PIN Number Entry/Idle setup state is automatically entered when the setup mode key sequence is entered (i.e. IC-MON-2). If a PIN number is required, EP (Enter PIN) is displayed. At this point, the user has to enter a 4-digit PIN number.

  • Page 24: Setup State 3 Guard Tone Level

    22 Setup C-2000 and C-2000HS Technical Manual Setup State 3 Guard Tone Level The Guard Tone Level setup state is used to set the level of the guard tone. The guard tone has a 40dB range. The values in between those shown in Table 5 are valid as well. For example 25 would result in an output level of -6dB for the guard tone.

  • Page 25: Setup State 6 Hold Tone Ptt Hang Time

    C-2000 and C-2000HS Technical Manual Setup 23 Setup State 6 Hold Tone PTT Hang Time The PTT Hang Time Duration can vary from 0 to 500ms and is configurable to the nearest 10ms. The setup option is offset by one (1) and multiplied by 10. The purpose of this setting is to allow some programmable amount of time for the hold tone to continue after the PTT is released.

  • Page 26: Setup State 9 Single/Dual Function Tone Mode

    24 Setup C-2000 and C-2000HS Technical Manual Use the instructions for Setup State 10 Function Tone Frequency setup, only applied to the duration Table 10 for Setup State 8. Function Tone Duration TABLE 10. Option Duration 5 (default) 40ms 500ms Setup State 9 Single/Dual Function Tone Mode Single/Dual Function Tone Mode is used to set whether the C-2000 generates single or dual function tones.
  • Page 27 C-2000 and C-2000HS Technical Manual Setup 25 Exiting and saving the changes to the Function Tone Frequency setup mode can be achieved in the following manner: First, exit the function tone frequency setup mode by pressing the Escape key (*). This takes you to the entry point for setup state 10.

  • Page 28: Setup State 11 Monitor Frequency Select

    26 Setup C-2000 and C-2000HS Technical Manual Setup State 11 Monitor Frequency Select The Monitor Frequency Select setup state is used to set the frequency of the monitor function tone. To see the available options and the default monitor function tone frequency, do the following:.

  • Page 29: Setup State 14 Dtmf Hang Timer

    C-2000 and C-2000HS Technical Manual Setup 27 Setup State 14 DTMF Hang Timer The DTMF Hang Timer setup state is used to allow the user a programmable amount of time to release one (1) DTMF key and press another without the hold tone being stopped and requiring the unit to resend the guard. Function tones can vary from 0 to 980ms and is configurable to the nearest 10ms.

  • Page 30: Setup State 17 Main Speaker With Handset Enable/Disable

    28 Setup C-2000 and C-2000HS Technical Manual Setup State 17 Main Speaker with Handset Enable/Disable The Main Speaker with Handset Enable/Disable allows receive handset audio to be played on the main speaker, as well as the handset earpiece. Setup State option:...

  • Page 31: Setup State 20 Function Tone Enable/Disable

    C-2000 and C-2000HS Technical Manual Setup 29 Setup State 20 Function Tone Enable/Disable The Function Tone Enable/Disable setup state is used to enable/disable a specific function tone. Allowed setup options are 1–99 or all the possible function tones. To modify the status of a function tone, do the following: Select the setup option using FUP/FDWN keys.

  • Page 32: Setup State 23 Handset Mic Level

    30 Setup C-2000 and C-2000HS Technical Manual Setup State 23 Handset Mic Level The Handset Mic Level setup state is used to set the level of the handset microphone jack input. The allowable range is –10dB to +10dB. The values in between those shown in Table 15 are valid as well, for example 12 would result in an output level of +1dB for the level setting.

  • Page 33: Setup State 26 Panel Microphone Input Level

    C-2000 and C-2000HS Technical Manual Setup 31 Setup State 26 Panel Microphone Input Level The Panel Microphone Input Level setup state is used to set the level of the panel microphone input level. The allowable range is –10dB to +10dB. The values in between those shown in Table 18 are valid as well, for example 12 would result in an output level of +1dB for the level setting.

  • Page 34: Setup State 29 Clone Mode

    32 Setup C-2000 and C-2000HS Technical Manual Setup State 29 Clone Mode The Clone Mode setup state is used to copy the non-volatile memory of a properly configured unit to a generic unit, thereby cloning one (1) unit to another.

  • Page 35: Clone Mode Overview

    C-2000 and C-2000HS Technical Manual Setup 33 Clone Mode Overview ENTER(#) key: Used to enter Clone Mode. ESCAPE(*) key: Used to exit Clone Mode. DTMF B: Sets up the slave/receive mode. Must be done prior to receiving data. DTMF A: Starts data transmission from the master.

  • Page 36: Setup State 32 Auto-Monitor Enable/Disable

    34 Setup C-2000 and C-2000HS Technical Manual Setup State 32 Auto-Monitor Enable/Disable The Auto-Monitor Enable/Disable is used to set whether the C-2000 has the monitor set to automatic or manual. In the case of automatic, if the handset is installed the MON burst is sent when an off-hook is sensed. In the manual mode, the MON key must be pressed to send the MON burst to the tone remote.

  • Page 37: Setup State 35 Squelch Enable/Disable

    C-2000 and C-2000HS Technical Manual Setup 35 Setup State 35 Squelch Enable/Disable The Squelch Enable/ Disable enables or disables the squelch function. If disabled, all audio, no matter the incoming level, is played through to the speaker. Setup State option:...

  • Page 38: Setup State 38 Tone Detector Threshold

    36 Setup C-2000 and C-2000HS Technical Manual Setup State 38 Tone Detector Threshold The Tone Detector is used to set the threshold for the tone detectors, there are two (2) thresholds that may be adjusted. Threshold A is for a TX Hold Tone. If the Hold tone causes the threshold to be surpassed, the TRANSMIT LED starts blinking.

  • Page 39: Setup State 40 Tx Delay Period

    C-2000 and C-2000HS Technical Manual Setup 37 Setup State 40 TX Delay Period The TX Delay Period is the amount of time the C-2000 spools audio before transmitting. The maximum delay period is 500ms. To set the TX delay period, do the following: Select the setup option using FUP/FDWN keys.

  • Page 40: Setup State 43 Emstel Enable/Disable (Special Software Option)

    38 Setup C-2000 and C-2000HS Technical Manual Setup State 43 EMSTEL Enable/Disable (Special Software Option) The EMSTEL Enable/Disable is used to enable/disable the EMSTEL mode of operation. This mode is to operate in multi-party, 4-wire private network. It uses two (2) digit DTMF signaling.

  • Page 41: Setup State 45 Ring Duration (Special Software Option)

    C-2000 and C-2000HS Technical Manual Setup 39 To program the sequence to decode on receive for EMSTEL mode, do the following: Scroll to setup option 16. Program the desired sequence in the slot used for that function. For example: to program 1234567890 to be transmitted when the D10 sequence number is entered, do the following: Scroll to setup option 11.

  • Page 42: Setup State 46 Dtmf Sequence Enable/Disable

    40 Setup C-2000 and C-2000HS Technical Manual Setup State 46 DTMF Sequence Enable/Disable The DTMF Sequence Enable/Disable is used to enable/disable DTMF Sequence transmissions, when the D key is pressed followed by the assigned sequence number (D00, D01,…D15). Setup State option:...

  • Page 43: Setup State 49 Alert Tone Enable/Disable

    C-2000 and C-2000HS Technical Manual Setup 41 Setup State 49 Alert Tone Enable/Disable The Alert Tone Enable/Disable is used to enable/disable alert tone capability, this feature allows an alert tone to be transmitted as long as the A key is pressed and held. The tone is a high/low warble tone at 0 dBm.

  • Page 44: C-6200 Worksheet

    42 Setup C-2000 and C-2000HS Technical Manual C-6200 Worksheet Record your C-2000 programmed personality on the worksheet shown in Table 23. C-2000 C-200 Programming Worksheet TABLE 23. State State Setting State State Setting State State Setting Non-Default, see Table 24...
  • Page 45 C-2000 and C-2000HS Technical Manual Setup 43 Notes: F.01U.174.927 Rev 03 Bosch Security Systems, Inc. Technical Manual...
  • Page 46 Bosch Security Systems, Inc. 12000 Portland Avenue South Burnsville, MN 55337 U.S.A. www.boschcommunications.com...

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