Page 2 - Contents
1 Contents Safety instructions ...........................................................2 Included with delivery .....................................................4 PXC 450 Headphones .......................................................4 Control elements ........................................
Page 3 - Safety instructions
2 Safety instructions Read these instructions carefully and completely before using this device. y Read these instructions carefully and completelybefore using this device. y Save the instructions for further use, so they areaccessible to the user at all times. Always includethe operating instructio...
Page 5 - Included with delivery
4 Included with delivery The following are delivered with the PXC 450: 1 PXC 450 headphones 1 Soft case 1 Audio adapter (6.3-mm stereo plug) 1 Inflight adapter (2 x 3.5-mm mono plug) 2 Micro batteries (AAA) 1 Operating instructions PXC 450 Headphones The PXC 450 is a closed, dynamic, ear-enclosing s...
Page 7 - Control elements
6 Control elements Signal from LED display : Headband Normal / bypass sliding switch Connection for audio cable Audio cable ON/OFF button VOLUME – button TalkThrough button LED (red/green) VOLUME + button Ear cushions Battery compartment LED Meaning red NoiseGard 2.0 is switched on (see page 11) gre...
Page 8 - Commissioning
7 Commissioning Inserting and replacing batteries For active noise compensation (NoiseGard function)you need a battery or rechargeable battery (AAA). 왘 Open battery compartment on the right ear cup. 왘 Remove the used battery. 왘 Insert the battery. Pay attention to the correctpolarity while inserting...
Page 10 - Daily use
9 Daily use Adjusting the volume 왘 Use the VOLUME + button or the VOLUME – button , to adjust the volume. Note: The volume of the TalkThrough signal does notchange. Listening loud? - No! People like to listen more loudly withheadphones than with speakers. Loudvolumes for extended periods of timecan ...
Page 15 - Transporting headphones
14 Transporting headphones To transport the headphones with minimal spacerequirements, you can fold them in different ways: To fold the headphones as flat as possible: 왘 Turn the ear cups 90°, as illustrated. To transport the headphones as compactly as possible: 왘 Fold the ear cups inwards, as illus...
Page 16 - Care and maintenance
15 Accessories and replacement parts Parts no. Accessories/replacement part 517680 1 pair ear cushions incl. cover 517681 Connector cable Care and maintenance 왘 Clean the headphones occasionally using a soft,slightly damp cloth. Replacing the ear cushions You can replace the ear cushions. You can ob...
Page 17 - Technical data
16 Technical data Converter principle dynamic, closed Coupling to the ear circumaural Transmission range 8 – 28,000 Hz Rated impedance active/passive 750/150 Ohm Sound pressure levels at 1 kHz and 1 volt 108 dB SPL Harmonic distortion at 1 kHz 0,1 % Cable plug 3.5-mm stereo plug Inflight adapter 2 x...
Page 18 - Manufacturer declaration
17 Manufacturer declaration Warrantee We provide a warrantee for the original Sennheiser product youpurchased for 24 months. The warrantee begins on the date ofpurchase of the factory-new, unused products by the first end cus-tomer. Please retain receipt as proof of purchase. Without thisproof, whic...