Listen LR-500 User Manual page 53

LR-300 Operation Instructions
To Lock into Only One Channel
Press and hold the SEEK button for 5 seconds to lock a receiver onto the currently tuned
channel. Press and hold the button again to unlock. When locked the LED on top of the
unit will flash when you press the SEEK button.
Is the Channel Locked on My Receiver?
On the LR-300, when the channel is locked the red LED on the top of the unit will flash
when you press the SEEK button.
continued
If locked, LED flashes on all
portable receivers when SEEK
button is pressed.
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