Icom IC-2400A Instruction Manual page 9

2-3 REAR PANEL
@ POWER CONNECTOR
Connects 13.8
V DC
using the supplied
DC power cable. (p. 7)
2-4 MICROPHONE -
PANEL DESCRIPTION 2
© ANTENNA CONNECTOR 2
Connects a 430 or 440 MHz band antenna
connector. (p. 8)
Q SUB BAND SPEAKER JACK
[SUB SP]
© MAIN BAND SPEAKER JACK
[MAIN SP]
Connect. 4 ~ 8 Q speakers, when required.
(p. 8)
channel.
Q PTT SWITCH
Push to transmit.
e MICROPHONE
CONNECTOR
(Front panel view)
(D MIC INPUT
2 48V DC OUTPUT
@ FREQ UP/DOWN
Φ DTMF KEYBOARD
Produces
DTMF
signals
while
trans-
mitting. (HM-14)
@ TONE CALL SWITCH
Transmits a 1750 Hz tone signal. (HM-15)
@ AF OUTPUT
@ GND (Microphone ground)
( GND (PTT ground)
(5) PTT
@ NC (No connection)
"