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LR-400 Setup Instructions
LR-400 Setup Instructions
Remove the product
Remove outer packaging and plastic cover. Inspect for physical damage. If damage is aparent,
please contact Listen Technologies Corporation technical support
for assistance. See page 69 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 finger and pull the
door downward. Do NOT place batteries in the unit yet.
Select Battery Type
See diagram on page 29. You have two choices: NiMH and
Alkaline. The unit is shipped with the switch in the Alkaline posi-
tion. Use a pen or small screwdriver to select the battery type.
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.
LockedUnlocked
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 the batteries. Charging non-Nickel Metal Hydride batteries may
result in physical harm, destruction of property and/or fire.