Front Panel; Standard 12Rii Front Panel Controls - GE 12R II Series Technical Manual

GE
TRANSPORTATION
SYSTEMS
GLOBAL SIGNALING DIVISION
12.

FRONT PANEL

Standard 12RII Front Panel Controls

LCD DISPLAY
Front Panel Mic
Volume Up/Dn
Channel Up/Dn
Numeric Keypad
Home
GRP ^ & GRP v
Tune RX
PTT
"SQUARE"
"CIRCLE"
DIM
"A"
DTMF
TONE
ICOM
SEND
Author:
Date:
Title:
12R
Displays Channel & Group Names as well as operator prompts and status messages.
Used when the Front Panel PTT switch is depressed to make a transmission.
Adjust level of audio heard over the speaker. Display indicates numeric setting when adjusted.
Used to scroll through the available channels (displayed on top line of LCD) available in the selected channel group (displayed on
bottom line of LCD).
0 – 9, * and # used to generate DTMF dispatch call tones. Keypad will transmit DTMF tones when key is pressed if button is
activated for direct tone generation.
Resets radio channel & group to designated "home" location.
Used to Scroll up and down through the available channel groups;
Active in AAR GROUP only. Used to create "split" channels (TX & RX different). Press to activate and use "channel buttons" to
select desired RX channel.
Used to make a radio transmission using the Front Panel Microphone. Press "PTT" button to activate transmitter, (LCD display will
indicate when radio is transmitting), and speak into the Front Panel Mic opening.
User assigned. Typically assigned for SCAN operation.
User assigned. Typically assigned for Add/Delete function to add or remove channels from the scan list.
Alters intensity of backlit keypads and LCD for night viewing.
User assigned. Typically assigned for channel monitor. Press to disable radio squelch (audio mute function). Used to test for proper
volume setting (hear noise), or keep receiver squelch open if a reception is breaking up.
Used to select a stored DTMF "phone number string" or to allow entry of a new string of numbers for auto-send function.
Used to select the preprogrammed dispatch call tone for auto-send function
Takes radio to Intercom mode. Pressing again will take out of Intercom mode.
Causes radio to transmit and selected tone signal to be broadcast based on preset timing parameters.
COE Communications Engineering Document
Keith Gilbertson
3/08/02
12RII FCC TECHNICAL MANUAL
II
SERIES
AAR ch. 30
BNSF DISP. GRP
1 2 3
A
DIM
4 5 6
VOLUME
7 8 9
0 #
*
Rev:
Pag
e:
TUNE
GRP GRP
DTMF HOME
RX
TONE
CHANNEL
ICOM
PTT
SEND
A
29 33
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