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1
PANEL DESCRIPTION
■ Main unit
Front panel
q
q CONTROLLER CONNECTOR [CONTROLLER] (p. 63)
Connects to the Controller using the supplied control cable.
w MICROPHONE CONNECTOR [MIC]
Plug in the supplied HM-207 microphone or the optional
HM-154 microphone.
e ANTENNA CONNECTOR (p. 67)
Connect a 50 ø impedance antenna with a PL-259 con-
nector.
The transceiver has a built-in duplexer, so you can use a
144 and 430 MHz dual-band antenna without needing an
external duplexer.
r COOLING FAN
The cooling fan for heat dissipation.
You can select the Fan control option in EXMENU, to au-
tomatically start rotating when you begin transmitting, or
continuously rotate from power ON. (p. 14)
t DC POWER SOCKET [DC 13.8V]
Connect a 13.8 V DC power source through the supplied
DC power cable.
5
Rear panel
w
e
r
u
y EXTERNAL SPEAKER JACK 2 [SP2]
u EXTERNAL SPEAKER JACK 1 [SP1]
t
Connect an 8 ohm external speaker.
• See the following list for the speaker connection and audio out-
put details.
Ext. speaker
connection
status
y
SP-1 and SP-2
SP-1 only
SP-2 only
D Microphone connector information
1 8 V
2 MIC U/D
8
7
6
5
4
3
2
1
3 M8V SW HM-207 connection
Front panel
view
4 PTT
5 MIC E
6 MIC
7 GND
8 DATA IN
Audio output
External speaker
Internal speaker
SP-1
SP-2
Left band
Right band
Both bands
–
–
Right band
+8 V DC output
Maximum 10 mA
Frequency Up/Down
UP: Ground
DN: Ground through 470 ˘
Grounds when the HM-207 is connected.
PTT input
Ground for transmission
Microphone ground
Microphone input
PTT ground
Inputs HM-207 data when the HM-207
is connected.
–
–
Left band
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