I Receiving - Icom IC-M59 Instruction Manual

3
BASIC OPERATION

I Receiving

➀
Rotate [PWR/VOL] to turn power ON.
➁
Rotate [SQUELCH] fully counterclockwise.
➂
Adjust [PWR/VOL] to a suitable listening level.
➃
Rotate [SQUELCH] clockwise until the audio noise disap-
pears.
➄
Select the desired channel. See pgs. 6–7 for details.
• When a signal is received:
➧ The squelch opens;
➧ Audio is emitted from the speaker;
➧ "BUSY" appears in the function dis-
play.
➅
When an interrupting signal is received; rotate [SQUELCH]
deeply clockwise.
D Voice scrambler function
For confidential communications, use the optional voice
scrambler function. All members of your group must have the
UT-79
VOICE SCRAMBLER UNIT
cate using this function.
➥ While pushing [HI/LO], push
[CH/WX] to toggle the function ON
and OFF.
• "SCRM" appears when the function is ON.
• This function cannot be used on CH 16.
• Set the scramble code in SET mode in advance (p. 19).
8
BUSY
installed in order to communi-
SCRM
USA
D Dual/tri-watch functions
These functions allow you to conveniently check the distress
channel (ch 16) or, both the distress and pleasure call chan-
nel (ch 9; programmable) while receiving another channel.
When receiving a signal on one of these channels, the trans-
ceiver stops on the channel until the signal disappears.
➥ Push [DUAL•
] momentarily for dualwatch.
TRI
DUAL
USA
Checking channel 16
every 2 sec.
➥ Push and hold [
•TRI] for tri-watch.
DUAL
TRI
USA
Checking channel 16
and the call channel
every 2 sec.
When receiving a signal
on channel 16, channel
16 has priority.
BUSY
DUAL
USA
When receiving a signal
on channel 16. Channel
16 is monitored until the
signal disappears.
BUSY
TRI
CALL
USA
When receiving a signal
on the call channel, the
call channel is monitored
while checking ch 16 in
2 sec. intervals.
BUSY TRI
USA