ICOM IC-R1500 User Manual
11
BASIC OPERATION
4
■
Receiving
q
Push and hold [PWR] for 1 sec. to turn power ON.
w
Set the audio level.
➥
Push [MONI•T/T-SCAN] to open the squelch.
➥
Rotate [VOL] to adjust the audio level.
➥
Push [MONI•T/T-SCAN] to close the squelch.
e
Set the squelch level.
➥
Rotate [SQL] fully counterclockwise in advance, then
rotate [SQL] clockwise until the noise just disappears.
rotate [SQL] clockwise until the noise just disappears.
• When interference due to strong signals is received, push
[ATT•PRIO] momentarily to turn the attenuator function.
(p. 12)
(p. 12)
r
Set the receive frequency and mode. (pgs. 9, 10)
t
When a signal is received on the set frequency, squelch
opens and the receiver emits audio.
opens and the receiver emits audio.
• “BUSY” appears and the S-meter indicator shows the relative
signal strength for the received signal.
■
Monitor function
This function is used to listen to weak signals without disturb-
ing the squelch setting or to open the squelch manually even
when mute functions such as the tone squelch are in use.
ing the squelch setting or to open the squelch manually even
when mute functions such as the tone squelch are in use.
➥
Push [MONI•T/T-SCAN] to open the squelch.
• Push [MONI•T/T-SCAN] again to cancel the function.
■
Lock function
To prevent accidental frequency changes and unintentional
function access, use the lock function.
function access, use the lock function.
➥
Push and hold [SET•LOCK] for 1 sec. to turn the lock func-
tion ON and OFF.
tion ON and OFF.
• [SET•LOCK] (lock function only), [MONI•T/T-SCAN] (monitor
function only), [PWR], [VOL] and [SQL] can be used while the
lock function is in use.
lock function is in use.
[SET•LOCK]
Appears
[MONI•T/T-SCAN]
“BUSY” blinks
[PWR]
[VOL]
[SQL]
[MONI•T/T-SCAN]