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Icom IC-440N User Manual

Icom IC-440N
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18
3
BASIC OPERATION
Monitor
This function is used to listen to weak signals or to open the
tone squelch manually.
Push
MONI
TSQL
(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
TSQL
(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.

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Icom IC-440N Specifications

General IconGeneral
BrandIcom
ModelIC-440N
CategoryTransceiver
LanguageEnglish

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