![background image](http://html1.mh-extra.com/html/icom/ic-f6121d-51b/ic-f6121d-51b_instruction-manual_4285784019.webp)
15
3
CONNECTION AND MAINTENANCE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
e
r
Antenna
Black
Red
12V
Battery
Solder
Crimp
NOTE:
Use the terminals as shown
for the cable connections.
q
ANTENNA CONNECTOR
Connect to an antenna. Ask your
dealer about antenna selection
and placement.
q
w
w
EXTERNAL SPEAKER JACK
Connect to a 4 to 8
ø
external speaker.
e
MICROPHONE HANGER
Connect the supplied micro-
phone hanger to the vehicle’s
ground for microphone ON/OFF
hook functions. (See page 1)
r
OPTIONAL CABLE (OPC-1939, OPC-2078)
t
t
DC POWER RECEPTACLE
Connect to a 12 V DC battery.
Pay attention to polarities.
Optional speaker
Connect an external modem, dimmer
control, etc.
NOTE:
No Digital Modulation “IN” using
accessory cables.
R
WARNING! NEVER
connect
to a 24 V battery. This could
damage the transceiver.
R
WARNING! NEVER
remove the
fuse-holders from the DC power cable.
(Depending on version, the fuse holder
may not be attached to the black cable.)
■
Rear panel connection