Listen Technologies 863.050, User Manual

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LT-800
LR-400/500
LR-400/500 Setup Instructions
Remove the product
Remove outer packaging and plastic cover. Inspect for physical damage. If damage is apparent,
please contact the dealer from which the product was purchased or Listen Technologies Corporation
technical support for assistance (refer to page 67 for contact information).
Open the front access door
If locked, use a pocketknife or small screwdriver to unlock the door locks on both sides of
the unit. To unlock the door, rotate the lock ¼ turn counterclockwise. Grip the two tabs with
your thumb and index fi nger and pull the door downward. DO NOT place batteries in the
unit at this time.
Two types of batteries may be used: The unit is shipped with the switch in the Alkaline position.
Use a pen or small screwdriver to select the battery type.
Select Battery Type
WARNING: Do not place the BATTERY switch in the NiMH position if you are not using
Nickel Metal Hydride Batteries. The NiMH position will attempt to charge
any batteries in the unit, even if they are not the proper type. Charging
non-Nickel Metal Hydride (NiMH) batteries will result in physical harm,
destruction of property and/or fi re.
CAUTION: If you are using any battery type other than rechargeable Nickel Metal
Hydride (NiMH) batteries, make sure the BATTERY selection switch is in the
alkaline position.
1
2
3
Battery select switch