Telex C-2002 - Manual (Page 8)

2
Vega’s C-2002
2 Controls and Indicators
IC
1
*
7
PQR S
4
GHI
2
ABC
0
8
TUV
5
JKL
3
DEF
#
9
WXYZ
6
MNO
A
->
D
Enter
C
B
<-
Vu Muter 11:08AM
Ln1-Fn2 Ln2-Fn8
VOLUME
Transmit MON
F3
F7
RLS SEL Mute RLS
C-2002
F8 ALT
F5 F6 Chan
F4 Alert
SUP F2 F1
SEL Mute
LINE 1 LINE 2
Figure 1 Front Panel Diagram
2.1 Front Panel
Figure 1 shows a view of the Front panel. The Front panel contains the user I/O. It features a Volume control,
intercom and monitor functions, panel PTT with indicator, built in panel microphone, per line Select, Release and
Mute functions, DTMF keypad, Supervisory, Alert, Channel and ALT functions used with the F1-F8 Function Tone
selection. The C-2002 is programmed from the front panel using the four gray soft keys located below the Vacuum
Florescent LCD display provides channel/numeric indication, clock and audio-level meter.
2.1.1 Common Controls and Indicators
VU Meter: Displays Selected receive and Microphone audio bus levels. This meter is shown on the top line of the
display and utilizes the first 12 display elements from the upper left.
Program 1-4: Are used as “soft” programming buttons when in the tech mode. These buttons will have different
functions depending on the action required. The bottom line of the display will show their respective functions.
DTMF Keypad: The DTMF keypad is used for transmitting DTMF digits, selecting frequencies for tone control in
tech mode (section 6), and entering alphanumeric strings for line/function tone combinations.
Function Buttons F1-F8: When a function tone button is pressed, a guard tone and function tone burst is sent out.
No hold tone is associated with the changing of the function tone. When one of the function tones is selected it will
light to indicate which function tone is chosen, a function tone shall remain selected until the operator changes the
setting. The console will power up with the last selected line and function tone pair selected.
Supervisory button: The SUP button allows one console operator to disable any other console, which is connected
to the supervised line. The Red LED is on during supervisory and blinking when being supervised
Alert button: When pressed, a alert tone plus key–up tones will be sent to all Selected lines.
Channel button: Used to change selected line F-tone frequency via the DTMF keypad.
ALT button: Used as a Alternate or Shift function for F1-8 and Alert tones.