Vertex Standard VXA-700 ユーザーズマニュアル

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VXA-700 S
PIRIT
 O
PERATING
 M
ANUAL
18
LOCK Function
The lock function prevents accidental changes to the fre-
quency setting and the keypad controls.
r To activate the lock fea-
ture, press 
 
Ò 
.
r In the LOCK mode, the
” icon will appear on
the display.
r To turn the lock feature
off, press 
 
Ò 
again.
r You can still access the 121.500 MHz Emergency Fre-
quency when the LOCK function is on. Simply press
the 
 key momentarily (this key never locks). Press-
ing this key also unlocks the radio.
Beep On/Off
The VXA-700’s key/button beeper provides convenient
audible feedback whenever a button is pressed. Each key
and button has a different beep pitch, and each function
has a unique beep combination.
When you are scanning, the beeper will be heard each time
the scanner halts on a busy channel. This may be distract-
ing in some environments; if you want to turn the beeper
off (or back on again):
r Press and hold the 
 key
for 2 seconds. This in-
stantly recalls Menu Item
Beeper.”
r Press the 
 key to enable adjustment of this Menu
Item.
r Rotate the DIAL selector knob to select the desired
selection.
On:
Sounds a keypad beeper corresponding to a
musical note.
DTMF: Sounds a keypad beeper corresponding to a
DTMF tone.
Off:
Keypad beeper is “off.”
r When you have made your selection, press the 
key to save the new setting, then press the PTT key
repetitively until the radio exits to normal operation.
B
ASIC
 O
PERATION