Sennheiser 500643 User Manual download pdf (Page 11)

Operation without a battery

The PXC 450 can also be used like conventional

headphones without batteries. This is appropriate if

you do not have batteries, or if the battery is empty.

To listen without batteries:

왘 Fold the left headphone cup as inward as possible,

as indicated.

Sliding switch  is exposed.

왘 Push sliding switch  into the “bypass“ setting B.

Note:

– If the sliding switch  is in the B “bypass“ mode,

the TalkThrough and NoiseGard functions are

deactivated.

– To switch back to battery operation, return the

switch to the ”normal“ setting A.



PXC450_517600_0806_SP6.book Seite 10 Donnerstag, 13. September 2007 10:26 10

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Sennheiser 500643 User Manual Page 11