Pioneer SE-NC70S - Manual (Page 4)

4
En
Names and Functions of Parts
1 Power indicator
Lights when power is turned on.
2 Battery cover
Slide to open the cover.
3 Power switch
Provided with three positions:
OFF, ON1 (noise canceller on), ON2 (noise
canceller + SRS surround on)
4 VOLUME control dial
Rotate to adjust sound volume.
5 Ear pads
Inserting Batteries
1 Press and slide open the battery cover
on the left headphone cover as shown in
the illustration.
2 Insert batteries, taking care to align
their  and  polarities correctly.
3 Close the battery cover and slide back
to its original position.
When to replace batteries
When batteries become expended, the power
indicator will become darker, and sound will
appear distorted, with greater than normal
amounts of noise. Always replace both
batteries simultaneously. When the
headphones are in continuous operation,
nominal battery life will be as follows:
AAA Alkaline batteries: About 20 hours
AAA Manganese batteries: About 8 hours
(Battery life may vary depending on
surrounding temperatures and other
conditions of use.)
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