Listen LR-300-072 Reference guide

LR-300-072 Quick Reference Card
Battery Compartment:
Place two (2) AA batteries
in compartment. Be sure to
follow polarity pattern.
On/Off and Volume Control Dial
Battery Select Switch: Choose
the type of batteries being
used - Alkaline or NiMH.
Power/Charging Port
Front Door Lock
LED: When lit, indicates unit has power. When
batteries are low or charging the LED ashes.
3.5 mm Output Jack: Connect a Listen earphone(s) here.
SEEK Button: Allows the user
to search for or lock onto an
active channel.
SQ™ Switch: Turns SQ™ On/Off.
© 2008 Listen Technologies Corporation®All Rights Reserved 200859

LR-300-072 Quick Reference Card
SQ™ (Super Quiet)
– SQ™ minimizes RF noise allowing clear reception.
– To work properly SQ™ must be enabled for both the transmitter and the receivers.
Channel Lock/Unlock
– To lock/unlock on a channel, hold the SEEK button for 4 seconds.
– The LED will blink momentarily when the channel lock is activated/deactivated.
– If the receiver is locked on a channel and the SEEK button is pushed, the LED will blink.
IMPORTANT: DO NOT ATTEMPT TO CHARGE ANY TYPE OF BATTERY OTHER THAN NiMH (NICKEL METAL
HYDRIDE) with your Listen equipment. In order to charge NiMH batteries, the BATTERY
SELECT switch in your Listen product must be set to the NiMH setting.
WARNING: When using a Listen charging case, the case lid MUST be open or removed while the units
are charging.
© 2008 Listen Technologies Corporation®All Rights Reserved 200859
For further details regarding advanced options for your Listen products
please visit our website at www.listentech.com Resources/Support/Manuals
or contact Listen at +1.801.233.8992 • +1.800.330.0891 North America