Quick Reference - Listen Technologies LR-300 User Manual

LR-500 Quick Reference
LR-500 Front
3.5mm Input Jack:
A Listen earpiece or headset
connects here.
Look&Listen™ Display:
Shows receive
level, channel, battery status, PROGRAM
mode, whether a channel is locked, and
whether a channel is locked out from
selection (PROGRAM mode).
See close-up on page 13.
Up and Down Buttons:
Use to select a
channel and access program mode.Press
and hold both buttons for 5 seconds to
enter PROGRAM mode. The PGM icon will
appear in the display. To exit PROGRAM,
let unit sit idle for 5 seconds.
LED:
When lit, indicates
On/Off and Volume control dial
unit has power.
www.listentech.com
Adjustable Squelch:
The default
factory preset for squelch is 03.(See
page 21 for Squelch programming
information).
Seek Button:
Allows the
user to change channels
or to lock on a channel.
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