Napa PA-11, Руководство по эксплуатации, Страница: 18 / 23

1
8
Cautions
Appendix
B
Alkaline battery is recommended.
Align the poles (+) and (-) correctly when inserting
the batteries.
Battery play time may be shorter than usual after
frequent key operation.
Remove the battery if you do not intend to use the
unit for a long time.
Do not peel off the covering on battery and do not
use if the covering has been peeled off.
Selection and care of battery
Do not play your earphones at a high volume.
Hearing experts advise against continuous
extended play.
If you experience a ringing in your ears, reduce
volume or discontinue use.
Do not use while operating a motorized vehicle.
It may create a traffic hazard and is illegal in
many areas.
You should use extreme caution or temporarily
discontinue use in potentially hazardous
situations.
Don’t turn up the volume so high that you can’t
hear what’s around you.
Discontinue use if you experience discomfort
with the headphones or earphones. Continued
use may cause rashes or other allergic reactions.
Precautions for Listening with the Earphones
No altering or remodeling.
This can cause malfunctioning.
No dropping or strong impacts
This may damage the unit.
Locations to be avoided
Avoid using or storing the unit in following
locations since they can cause malfunctioning.
1. Bathrooms and other moisture-prone places
2. Warehouses and other dusty place.
3. Very hot places near heating appliances, etc.
Avoid keeping the unit in places with high
humidity, strong magnetic field, or near high
heat source(s).
Do not leave the unit exposed to direct sunlight
for long periods of time
Handling the Unit