Controls And Indicators; Controls And Switches - Standard Horizon HX400IS Owner's Manual

5. CONTROLS AND INDICATORS

5.1 CONTROLS AND SWITCHES

This section defines each control of the transceiver. For detailed operating
instructions, refer to section "6. BASIC OPERATION". Refer to illustra-
tions for the location of the following controls, switches, and connections.
ANT Jack ( Top Panel )
The supplied CAT460 flexible an-
tenna is attached here.
MIC/SP Jack ( Top Panel )
The jack accepts the optional MH-
66 Submersible Speaker Mi-
crophone or CMP460 Noise-can-
celing Waterproof Speaker Micro-
phone. When this jack is used, the
internal speaker and microphone
are disabled.
1 ) D o n o t a l l o w t h e
HX400IS to become sub-
merged in water while the plas-
tic cover over the MIC/SP jack
is removed.
2) Do not remove/install the op-
tional Speaker Microphone in a
hazardous location.
POWER Switch / VOLUME Con-
trol ( VOL )
Turns the transceiver on and off
as well as adjusts the audio vol-
ume 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.
Noise Canceling Microphone
The noise canceling microphone is located here.
Note: To cancel background noise when transmitting, care should be taken
not to cover this mic hole with your hand.
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NOTE
HX400IS