Basic Operation; Receiving; Setting Audio Volume - Icom IC-R20 Instruction Manual

4

BASIC OPERATION

■ Receiving

Make sure charged battery pack (BP-206) or brand new al-
kaline batteries are installed (p. 8).
q Push [POWER] for 1 sec. to turn power ON.
wRotate [L-DIAL] (or push [Y Y ] or [Z Z ]) to set the desired
audio level.
• The frequency display shows the volume level while setting. See
the section at right for details.
e Set the receiving frequency. (p. 14)
r Set the squelch level. (p. 18)
• While pushing [SQL], rotate [R-DIAL].
• The first click of [R-DIAL] indicates the current squelch level.
• "LEVEL 1" is loose squelch and "LEVEL 9" is tight squelch.
• "AUTO" indicates automatic level adjustment with a noise pulse
count system.
• Push and hold [SQL] to open the squelch manually.
tWhen a signal is received:
• Squelch opens and audio is emitted.
• The S-meter shows the relative signal strength level.
r Push for setting
the squelch
(Push to monitor)
w Set audio level
17
w Set audio level
e Set frequency
r Set squelch level
q [POWER]
e Select band

■ Setting audio volume

The audio level can be adjusted through 39 levels.
➥ Push and hold [SQL], rotate [L-DIAL] (or push [Y Y ] or [Z Z ])
to adjust the audio level.
• While using [Y Y ]/[Z Z ], pushing and holding either key change the
audio level continuously.
• The display shows the volume level while setting.
[L-DIAL]
SQL
-DUP TSQL AFC
MODE FM ANL
146 010
PSKIP
√
VOL
Minimum setting
(no audio)
√
VOL
√
VOL
Maximum setting