![background image](/i/president/155824/president-pm-500-swf/h/president-pm-500-swf-015.png)
15
Monitor
1. Press
MON
to start monitoring one channel with
fixed (open) squelch.
2. Press and hold
MON
for 2 seconds to hold the
monitor status on. All channel indicators will start
to flash.
3. Press
MON
key again to release the monitoring
status.
Monitor is not available in scan mode or triple watch mode.
-
When the Key Lock is active, a warning beep will be heard and
the LOCK icon will blink if you attempt to press keys, except for
the
PTT
,
BOOST
and
MON
buttons. The radio retains Key Lock
status even when you cycle power on/off.
-
Keypad Lock
To prevent accidental entries, you can lock the key-
pad. Press and hold
LOCK
until it beeps to activate
Key Lock.
LOCK
appears.
To unlock the keypad, press and hold
LOCK
again.
LOCK
icon disappears.
Back Lighting
The Liquid Crystal Display (LCD) is backlit for easy viewing at night or in low
light situations. The back lighting automatically switches ON every time a key
(except PTT and BOOST) is pressed. It turns OFF 10 secs after the last key
is pressed.