18
3
BASIC OPERATION
Monitor
■
This function is used to listen to weak signals or to open the
tone squelch manually.
➥
Push
MONI
T SQL
(Monitor) to toggle the monitor function ON and
OFF.
• “
” blinks when the monitor function is in use.
Blinks
Blinks
Lock
■
This function electronically locks all keys except for [PTT],
MONI
T SQL
(Monitor),
F
SET
(Function),
SCAN
TAG
(Call),
(Loud),
(Small)
and
LOW
(Lock) to prevent accidental channel changes and
function access.
➥
Hold down
LOW
(Lock) for 2 seconds to set the lock func-
tion ON or OFF.
• “
” appears when the lock function is in use.
Appears
■
Adjusting the squelch level
Adjust the noise squelch level between 0 and 9. The lower
the value, the lower the signal level required to open the
squelch. The higher the setting, the stronger the signal re-
quired to open the squelch.
Hold down
q
CH
SQL
(SQL) for 2 seconds to enter the squelch
level setting mode.
Pushing
➥
F
SET
, then holding down
CH
SQL
(SQL) is another
way to enter the squelch level setting mode.
Push
w
or
to adjust the squelch level within 0 to 9
ranges.
Push
e
CH
SQL
(SQL) to exit the squelch level setting mode.
The squelch level
is displayed.
Summary of Contents for IC-440N
Page 1: ...INSTRUCTION MANUAL i440N UHF TRANSCEIVER ...
Page 56: ...Cut here ...
Page 59: ...MEMO Cut here ...
Page 60: ...MEMO ...
