User manual SENNHEISER PXC 450

[. . . ] 15 Care and maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Replacing the ear cushions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Manufacturer declaration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] Note: ­ Make sure that the normal/bypass · sliding switch is in the normal setting (see page 10). ­ You can also use the headphones without batteries. Switch the NoiseGard function off before removing the battery (see "Switching NoiseGard on and off" on page 11). ­ Remove the battery from battery compartment ¸, if you will not use the headphones for an extended period. ¸ º If the battery capacity is almost depleted, the LED º flashes. Replace the battery or rechargeable battery. If the battery is completely empty, the NoiseGard 2. 0 function independently switches off. 7 Adjusting headband In order to achieve good sound transmission and noise damping, as well as the most comfort, adapt the headband to your head size. You can adjust the headband using the snap-in locking mechanism. Wear the headphones so that the headband ³ runs across the middle of your head. Adjust the headphones so that ­ the ear cushion µ completely surrounds the ears, ­ you feel slight pressure around your ears, ­ the headband ³ is flat on the head. Check in a loud environment whether the ear cushions are optimally placed to ensure maximum noise damping. Connecting the headphones Connect the audio cable ¿ to the headphone bushing of your sound source. You will hear the sound from your sound source. If the plug on the audio cable does not fit: ¹ ¿ Use the adapter for 6. 3-mm plug bushing ¹ (see illustration to the left). If you wish to use the headphones for the inflight entertainment in an airplane: Use the inflight adapter left). (see illustration to the 8 Daily use Adjusting the volume CAUTION!People like to listen more loudly with headphones than with speakers. Loud volumes for extended periods of time can lead to permanent hearing loss. Sennheiser headphones also sound very good at low volumes. Use the VOLUME + button ¾ or the VOLUME ­ button ², to adjust the volume. Note: ¾ ² The volume of the TalkThrough signal does not change. 9 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: Fold the left headphone cup as inward as possible, as indicated. [. . . ] This declaration is available on the Internet at www. sennheiser. com. The following country-specific regulations must be noted before use! WEEE Statement Your Sennheiser product was designed and manufactured using high-quality materials and components, which may be recycled and re-used. This symbol indicates that electric and electronic devices at the end of their service life must be disposed of separately from household waste. Please dispose of this device at your local community collection point or at a recycling center. [. . . ]