HX380
Page 16
5. CONTROLS AND INDICATORS
5.1 CONTROLS AND SWITCHES
NOTE
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
SSM-14A
Submersible Speaker/
Microphone,
MH-73
A4B
Speak-
er/Microphone,
MH-57
A4B
Mini
Speaker/Microphone,
SSM-64A
VOX Headset, or
SSM-55A
Ear-
piece/Microphone. When this jack
is used, the internal speaker and
microphone are disabled.
1) Do not allow the HX380
to become submerged
in water while the plastic 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 volume level.
Turn this knob clockwise to turn the radio on and increase the speakers au-
dio volume.
Turn fully counter-clockwise to turn the radio off.
PTT
(PUSH-TO-TALK) Switch
When pushed activates the transmitter.
LCD Display
This display shows current operating conditions. Refer to page 19 for details.