![background image](http://html1.mh-extra.com/html/icom/ic-m502aw/ic-m502aw_instruction-manual_4302151063.webp)
57
13
HM-127 REMOTE-CONTROL MICROPHONE
13
■
Receiving and transmitting
q
Push
[
[
PWR
PWR
]
]
to turn power ON.
w
Push
[
[
VOL
VOL
]
]
, then
[
[
Y
Y
Y
Y
]
]
/
[
[
Z
Z
Z
Z
]
]
to adjust audio output level.
• Push
[
[
SQL
SQL
]
]
, then push
[
[
Y
Y
Y
Y
]
]
/
[
[
Z
Z
Z
Z
]
]
to mute any audio noise, if nec-
essary.
e
Push
[
[
Y
Y
Y
Y
]
]
/
[
[
Z
Z
Z
Z
]
]
to select the desired channel.
• When receiving a signal, “
” appears and audio is emitted
from the speaker.
• Further adjustment of the audio level may be necessary at this
point.
• Use the optional Voice scrambler function for privacy. (pgs. 10, 60)
r
Push
[
[
H/L
H/L
]
]
to select the output power, if necessary.
• “LOW” appears when low power is selected.
• Choose low power for short range communications, choose high
power for longer distance communications.
• Some channels are for selecting low power only.
t
Push and hold
[
[
PTT
PTT
]
]
to transmit, then speak into the mi-
crophone.
• “
” appears.
• Channel 70 cannot be used for transmission other than DSC.
Simplex channels, 3, 21, 23, 61, 64, 81, 82 and 83
CANNOT
be lawfully used by the general public in
U.S.A. waters.
y
Release
[
[
PTT
PTT
]
]
to receive.
IMPORTANT:
To maximize the readability of your trans-
mitted signal (voice), pause a few sec. after pushing
[
[
PTT
PTT
]
]
, hold the microphone 2 to 4 inches (5 to 10 cm)
from your mouth and speak at a normal voice level.
w
Set volume
w
Set squelch,
if required
r
Set output power
t
Speak into
microphone
q
Turn power ON
e
Set channel
t
Push to
transmit
y
Release
to receive