m4a5a_v320_eng (14.02.2013)
- 6 -
Kompetent für Elektroniksysteme
m4a5a_v320_eng (14.02.2013)
- 7 -
Kompetent für Elektroniksysteme
Display Elements Major 4a / 5a
LC Display
All alphanumeric readouts are presented by a LC display with background lighting.
Status LEDs
Carrier Display (Squelch)
The carrier display LED can be controlled by voice (2-wire connection) or via squelch input
(using the radio set). If the light is on, the radio circuit is occupied, that is, a carrier signal
(carrier is keyed) is present.
PTT Display (Push-to-Talk)
The PTT display LED is on, if the transmitter is keyed. Keying of the transmitter is achieved
by pressing the PTT button during telephony or by sending a call.
Loudspeaker Display (Incoming Call)
The loudspeaker display LED is on, if the loudspeaker or the earphone capsule in the
handpiece are switched on.
Button
Major 4a
Major 5a
0 to 9
input of number to call
input of number to call
S1 to S4
no function
not available
*
no function
input of A
#
short: scroll ID-code memory
short: scroll ID-code memory
long: delete ID-code memory
long: delete ID-code memory
F4
switch on/off telephone mode
not available
PTT
push-to-talk
push-to-talk
call button
transmit call
transmit call
short call button
transmit short call 0-9
transmit short call 0-9
loudspeaker button short: loudspeaker on/off
loudspeaker on/off
long: adjust volume
volume button
not available
adjust volume
Keypad Layout Major 4a / 5a in Radio Mode