Telex C-2002 technical manual Operation

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Remote Control Console

5

3 Operation

3.1 Selecting a line

Selection of a line for transmit occurs when the “SEL” button is pressed and the LED under the switch lights, to transmit on both lines press the “ALT” button then the “SEL” button of the opposite line.

3.2 Releasing a line

To release a selected line from transmit press the “RLS” button for the selected line. If the “RLS” button LED is blinking RX audio was present on the line during the last 10 seconds or the time preset in tech-mode.

3.3 Muting a line

To mute a particular lines RX audio from the speaker press the “Mute” button. The mute button can be configured for both latched or timed operation. If the “Mute” button LED is blinking a parallel console is transmitting on that line and the console is being muted to reduce feedback squeal.

3.4 Selecting a frequency (F-Tone)

Selection of a F-tone can be accomplished in different ways, with a line selected simply press the desired F-tone (F1-F8) and the associated Line and F-tone alphanumeric will be displayed on the second line of the display, if F9- F16 are desired press the “ALT” button then the F-tone required (ALT + F3=F11).

The “Chan” button along with the DTMF keypad can also be used to change a F-tone, with a line selected simply press “Chan” + “05” to set F5 for the selected line, “Chan” + “12” to set F12.

When both lines are selected any of the above methods will change the F-tone for both lines, to change only one of the lines F-tone when in a group mode, simply hold down the desired lines “SEL” button and perform any of the above methods.

3.5 Supervisory control

If supervisory control of a line is required, simply press the “SUP” button and all parallel consoles will be locked out from use of this line, parallel consoles will display a blinking LED under the “SUP” button if they select a supervised line. When completed simply press the “SUP” button again to release control of the line, now all consoles will have use of the line for transmit.

3.6 Sending Alert tones

With a line selected, simply press the “Alert” button to generate an alert tone. If programmed in tech-mode the “ALT” + “Alert” can be used to generate a different alert tone.

3.7 Volume Control

Holding down the selected line button and scrolling the volume meter on the display with the UP/DOWN volume control button can adjust speaker volume.

Earpiece audio can be adjusted using the UP/DOWN volume control with the handset off-hook.

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Contents Model C-2002 Radio Control Console Technical Manual Page Table of Contents Vega’s C-2002 Iii Default Shipping Configuration Introduction Front Panel Controls and IndicatorsCommon Controls and Indicators Rear Panel Ports Rear Panel ConnectionsRear Panel Pinout Rear Panel Connector PinoutsOperation Crossmute Line Setup and DescriptionRelay Contact Closure For Local Control Two-Wire/Four-Wire ModeRX Side Settings Supervisor FunctionTransmit Monitor TX Side SettingsRX Level Adjustment Level AdjustmentsTransmit Side Adjustments Transmit Monitor SetupLine Interface Hardware OverviewC-2002 Console Line Receive Paths Line One/Two Theory of OperationMicrophone Input Paths Audio Output PathsUser I/O Clone Mode Serial Port Power Regulation and Reset ControlSystem Clock Generation Non-Volatile Memory EepromErasing all settings Setup ModeTech Mode Restore Defaults?AUX Opening Display MenuLevel Menu Screen Button Activated Setup ModesOpening menu LAM1-S 7sec -10dBm dur lvl S/U back Line 1 level adjustLn1 Min Rx lvl -60dB 60dB dwn Back10db dwn Back Main level adjust MIC Spkr TX backMain Mic adjust Mute Level = -10dBSystem Settings Screen Target Not Found Dump back Main tone Adjust Dtmf Tone BackWorking… Please WaitOff Dtmf Keypad Enable TglDtmf Hold = 500msec 500ms dwn up back 100/100Level 10/0/-20 Guard FTn Hold back Tone Settings Lvl Freq Dur backDtmf RX Hold Sec Edit Next Duration 130/200 Guard Hold Back AUX Input Enabled TglbackAUX Input Enable Grd&Hld Freq= 2175Hz Prev next backNew PIN System Settings PIN Txdel next backPIN Setup New TX Delay 300msecAlphanumeric Function-Line Setup Line/F-Tone Selection Screen L1 F? Back? F1 Back RampartLine Tone/Local Screen Mute Button Function Tone Parameter Screen Alert Programming Supervisor EnableMonitor Programming Screen Section Parameter Default Programmed Vega’s C-2002 Remote Control Console C-2002 Main Board, P/N C-2002 Top Assembly, P.NSchematic Bill of Material, component layout Technical DocumentationPage Page Page Page Page Page Page Page PCB ASSY, C-2002 Main Board QTY Type Description Designator Conn SMT 40 PIN Type Description Designator Page BNSFRDCKeypad.sch-1 Fri Mar 22 131105 PCB ASSY, Bnsf RDC Keypad Board Page Page Doug Ehlers Factory Service Center Telex Communications, Inc Warranty, Service, Repair, and CommentsWarranty Limited Front panel controls Specifications