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11
3
BASIC OPERATION
■
Setting weather alert function
An NOAA broadcast station transmits a weather alert tone be-
fore any important weather announcements. When the
weather alert function is turned ON, the transceiver detects
the alert, and sounds a beep tone until the transceiver is op-
erated. The previously selected (used) weather channel is
checked any time during standby, or while scanning.
• Push
, then push [SQL•
WX-ALERT
] to turns the weather
alert function ON (Indicates “
” for 1 sec.)/OFF (Indi-
cates “
” for 1 sec.).
■
Accessing 121.5 MHz
emergency frequency
The IC-A24 and IC-A6 can set to the 121.5 MHz emergency
frequency quickly. This function can be activated even when
the key lock function is in use.
q
Push [121.5] for 2 sec. to call the emergency frequency.
w
Push [CLR•
DEL
] to exit from the emergency frequency.
■
Lock function
The lock function prevents accidental frequency changes and
accidental function activation.
q
Push
, then push [7•
] to turn the lock function ON.
• “
” appears.
w
To turn the function OFF, repeat step
q
above.
• “
” disappears.
■
Side tone function
When using an headset (other manufacture’s products), the
transceiver outputs your transmitted voice to the headset for
monitoring. Connect the optional headset with the transceiver
when using this function (OPC-499
HEADSET ADAPTER and
headset are required
).
(p. 34)
D
Setting the side tone level
q
Push [PTT] to turn the transmit mode ON.
w
During transmit mode, rotate [DIAL] to adjust the monitor-
ing level.
• ‘ST--0’ is OFF and ‘ST--10’ is Max. level.
NEVER
operate the transceiver with a headset at high vol-
ume levels for long period. A ringing in your ears may
occur. If so, reduce the monitor level or discontinue use.
■
Setting beep tone
The beep tone which sounds at the push of a switch can be
set, if desired.
q
Push
, then push [8•
BEEP
] to enter the beep tone
setting mode.
w
Rotate [DIAL] to set the beep level.
• ‘BEP-- 0’ is OFF and ‘BEP-- 9’ is Max. level.
e
Push [CLR•
DEL
] to exit the beep tone set mode.
IC-A24_A6-5.qxd 2007.04.23 4:32 PM Page 12