User Manual
HX400IS
Page 14
5. CONTROLS AND INDICATORS
5.1 CONTROLS AND SWITCHES
NOTE
This section denes 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
antenna is attached here.
MIC/SP Jack
(
Top Panel
)
The jack accepts the optional
MH-66
D4B
, SSM-14A Submers-
ible Speaker Microphone or
CMP460 Noise-canceling Wa-
terproof Speaker Microphone.
When this jack is used, the in-
ternal speaker and microphone
are disabled.
1) Do not allow the
HX400IS to become
submerged in water while the
plastic cover over the MIC/SP
jack is removed.
2) Do not remove/install the
optional Speaker Microphone
in a hazardous location.
POWER Switch / VOLUME
Control
(
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 tak-
en not to cover this mic hole with your hand.