Listen Technologies LR-300 EN - Manual (Page 35)

31
LR-400
LR-400 Wall Transformer Operation
The LR-400 will operate normally when connected to a wall transformer. Use Listen part
number LA-202, available from any Listen dealer. Connect the wall transformer to the jack on
the side of the LR-400 marked “PWR/CHG” and plug the wall transformer into a grounded
AC outlet.
You do not need to have batteries installed in the LR-400 to operate it with a wall transformer.
NOTE: If batteries are in the unit ensure that the battery selection switch is set properly as
shown on page 25. Please review the information on page 30 for important information
regarding battery type and charging.
The LA-202 wall transformer plugs into the side
of your portable transmitter or receiver
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