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4. COTROLS AND INDICATORS
4.1 CONTROLS AND SWITCHES
This section defines each control of the transceiver. For detailed operat-
ing instructions, refer to section "6. BASIC OPERATION". Refer to illus-
trations for the location of the following controls, switches, and connec-
tions.
ANT Jack ( Top Panel )
The supplied CAT460 flexible
antenna is attached here.
MIC/SP Jack ( Top Panel )
The jack accepts the optional
M H -7 3
A 4 B
phone, MH-57
e r/ M i c r o p h o n e , S S M - 6 4 A
VOX Headset, or SSM- 55A
Earpiece/Microphone. When
this jack is used, the internal
speaker and microphone are
disabled.
1) Do not allow the HX407 to
become submerged in water
while the plastic cover over
the MIC/SP jack is removed.
2) Do not remove/install the
o p t i o n a l S p e a ke r M i c r o -
phone in a hazardous loca-
tion.
POWER Switch / VOLUME
Control ( VOL )
Turns the transceiver on and
off as well as adjusts the audio volume level.
Turn this knob clockwise to turn the radio on and increase the speakers
audio volume.
Turn fully counter-clockwise to turn the radio off.
Page 10
S p e a ke r/ M i c r o -
Mini Speak-
A4B
NOTE
P-CH
MON
P4
Application for FCC / IC
FCC ID: K6630394X20
HX407
P1
P2
P3
HX407
IC: 511B-30394X20
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