Specifications

VX-456 Operating Manual
19
lamp
(
Press the
[
TOP SEL
]
key
)
Press the
[
TOP SEL
]
key to illuminate the display
and
([
A
]
to
[
D
])
keypad for ve seconds.
set mode entrY
(
Press and hold the
[
TOP SEL
]
key
)
Press and hold the
[
TOP SEL
]
key to enter the User
Menu Mode. See page 25 for details of the User
Menu Mode.
monItor
(
Press the
[
SIDE-1
]
key
)
Press the
[
SIDE-1
]
key to disable the Signaling
Squelch (CTCSS, DCS, 5-Tone Signaling, or DTMF
Pager). Press the
[
SIDE-1
]
key again to resume nor-
mal (quiet) the Signaling Squelch action.
When the Signaling Squelch is disabled, the “ ”
icon will be indicated on the display.
sql off
(
Press and hold the
[
SIDE-1
]
key
)
Press and hold the
[
SIDE-1
]
key to disable both the
Noise and Signaling Squelch (CTCSS, DCS, 5-Tone
Signaling, or DTMF Pager) systems. Press and hold
the
[
SIDE-1
]
key again to resume normal (quiet)
operation of the Noise and Signaling Squelch sys-
tem.
When the Signaling Squelch is disabled, the “ ”
icon will be indicated on the display.
loW poWer
(
Press the
[
SIDE-2
]
key
)
Press the
[
SIDE-2
]
key to set the radio’s transmitter
to the “Low Power” mode, thus extending battery
life. Press the
[
SIDE-2
]
key again to return to “High
Power” operation when in difcult terrain.
When the radio’s transmitter is set to “Low Power”
mode, the “
L
” icon will be indicated on the display.
advanced operatIon