14
3
BASIC OPERATION
■
Monitor
This function is used to listen to weak signals, or to manually
open the tone squelch.
➥
Hold down
for 2 seconds to turn the Monitor function
ON or OFF.
• The “TX/RX” indicator blinks while the function is ON.
Blinks
■
Lock
This function electronically locks all keys except for [PTT],
,
,
, and
(holding down for 2 seconds)
to prevent
accidental changes and function access.
➥
Hold down
for 2 seconds to set the Lock function ON
or OFF.
■
Adjusting the squelch level
Adjust the noise squelch level between 0 and 9. In order to
receive signals properly, as well as for the scan to function
effectively, the squelch must be adjusted to the proper level.
q
Push
to enter the menu mode.
Push [
w
] or [
] to select “SQL,” and then push [
] to
enter the squelch adjusting mode.
Push
e
[
] or [
] to adjust the squelch level between 0
and 9, and then push [
] to set.
Push
r
to exit the menu mode.
Summary of Contents for IC-450
Page 1: ...INSTRUCTION MANUAL i450 UHF TRANSCEIVER ...
Page 46: ......
Page 49: ...MEMO ...
Page 50: ...MEMO ...
Page 51: ...MEMO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ...
Page 52: ...46 MEMO ...
