Cautions:
Use only fresh batteries of the required size and recommended type.
Do not mix old and new batteries, different types of batteries (standard, alkaline, or
rechargeable), or rechargeable batteries of different capacities.
1. If the detector is on, turn VOLUME on the control housing) to OFF. (The control clicks.)
2. Press on the battery compartment cover and slide the cover off in the direction of the arrow.
3. Insert the batteries into the compartment as indicated by the polarity symbols (+ and -) marked
inside the compartment.
4. Replace the cover.
Cautions:
Always remove old or weak batteries; batteries can leak chemicals that can destroy electronic
parts.
If you do not plan to use the detector for a week or more, remove the batteries.
Dispose of old batteries promptly and properly.
You can extend battery life by using earphones, which require less power than the built-in speakers.
See “Using Earphones” .
TESTING THE BATTERIES
If the detector does not turn on, has weak volume, will not tune properly, or has erratic operation, or
drifts, test the battery power.
Rotate
VOLUME
away from OFF and set
OPERATE
to
BATT TEST.
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