Sennheiser 502818 Headphones User Manual
Contents
1. I SENNHEISER Instruction manual Contents Contents Important Safety information eeererer 2 PXC 250 I headphones ec eeeeseesecsseeseeesseeeesecseeesaeesees 4 Delivery MUUTES acsssesasssenswrccssnccactosssessbenieoteanecsiasediaaneseaness 4 Product overview ssessesssseesessesesseseesesreressesrsresrsreseesesreseses 5 Putting the PXC 250 II into operation essees 6 Unfolding the headphones eee 6 Inserting and changing the battery 7 Connecting the headphones cc eeeesecsseeteeseeseeeeees 7 Adjusting the headband een 8 Using the PXC 25051 sccssnsnsevavearsvessuceaussontourencsmeseseverrteaniee 8 Adjusting the volume een 8 Switching NoiseGard on and off 9 Transporting the PXC 250 11 een 10 Cleaning the PXC 250 een 11 SDO CATIONS airsan E iA 12 Manufacturer Declarations ssssssesssessesssesessesesresssesesssseses 13 Thank you for choosing Sennheiser We have designed this product to give you reliable operation over many years Over 60 years of accu mulated expertise in the design and manufacture of high quality electro acoustic equipment have made Sennheiser a world leading company in this field Please take a few moments to read these instructions carefully as we want you to enjoy your new Sennheiser products quickly and to the fullest Important safety information Important safety information e Please read this instruction manual carefully and comp2. at www sennheiser com gt Service amp Support gt Grasp the edge of the ear pads and peel them up and away from the ear cups gt Slide the new ear pads onto the ear cups 11 Specifications Specifications Transducer principle Ear coupling Frequency response Nominal impedance active passive THD at 1 kHz Sound pressure level Passive attenuation NoiseGard active noise compensation Audio connector In flight adapter Cable length Weight w o cable and battery NoiseGard power supply Operating time with battery Temperature range 12 dynamic closed Supra aural 10 21 000 Hz 10 dB 1 kHz 300 0 160 O lt 0 1 112 dB SPL at 1kHz 1 Vims 15 dB in the range gt 1 200 Hz up to 15 dB in the range lt 1 000 Hz 3 5 mm jack plug 3 5 mm double mono jack plug 1 4m approx 65g 1 AAA size battery 1 5 V approx 50 hours 0 C 32 F to 40 C 104 F Manufacturer Declarations Manufacturer Declarations Warranty Sennheiser electronic GmbH amp Co gives a warranty of 24 months on this product For the current warranty conditions please visit our web site at www sennheiser com or contact your Sennheiser partner In compliance with the following requirements e RoHS Directive 2002 95 EC e WEEE Directive 2002 96 EC e Battery Directive 2006 66 EC CE Conformity e CE e EMC Directive 2004 108 EC The declaration is available on the Int
3. cases may even present an explosion and fire hazard Sennheiser does not accept any liability for damage arising from abuse or misuse Keep away from children R E Do not short circuit Ng Do not heat above 70 C 158 F e g do not A expose to sunlight or throw into a fire Do not mutilate or dismantle Do not continue to use defective batteries A Immediately remove batteries from obviously defective products t Remove batteries from the product when it is not used for extended periods of time D Do not expose to moisture OX Do not charge non rechargeable batteries i f PXC 250 II headphones PXC 250 II headphones The PXC 250 II are closed dynamic supra aural stereo headphones with NoiseGard active noise compensation designed for use with in flight entertainment systems The combination of passive and active noise reduction enables you to enjoy music even in noisy environments Comfortable to wear and easy to use the sturdy foldable headphones are also ideal for use with portable audio sources NoiseGard The NoiseGard active noise compensation system is based on the principle of cancelling out sound using anti sound phase inverted sound Tiny microphones pick up low frequency ambient noise up to 1 kHz near the ear The NoiseGard electronics use this noise to generate a sound wave which is the exact opposite IE at the sa
4. ernet at www sennheiser com Before putting device into operation observe the respective country specific regulations Battery dispose of it as special waste or return it to your specialist dealer In order to protect the environ ment only dispose of exhausted batteries yt The supplied battery can be recycled Please 13 Manufacturer Declarations WEEE Declaration manufactured using high quality materials and mmm lt COMPponents which can be recycled and reused This symbol indicates that electric and electronic equipment must be disposed of separately from house hold waste at the end of its operational lifetime p Your Sennheiser product was designed and Please dispose of this product by taking it to your local collection point or recycling center Please help protect our environment Trademarks Sennheiser and NoiseGard are registered trademarks of Sennheiser electronic GmbH 8 Co KG In compliance with Europe CE x x Australia New Zealand O N340 14
5. he VOLUME control to set the volume to a comfortable level Using the PXC 250 Il Vol Switching NoiseGard on and off To switch NoiseGard on gt Move the NoiseGard On Off switch to the On position The LED lights up red To switch NoiseGard off gt Move the NoiseGard On Off switch to the Off position The LED goes off rm When the battery is almost empty the LED flashes p red NoiseGard will continue to function for approximately 2 hours When the battery is completely discharged the NoiseGard active noise compensation auto matically switches off Audio will still be heard through the headphones Transporting the PXC 250 Il Transporting the PXC 250 Il For space saving transportation the headphones can be folded up flatly and compactly Rotate the ear cups by 90 Fold up the headphones gt Match up the notches in the headband to secure the headphones for transport Place the headphones flat into the transport case 10 Cleaning the PXC 250 I Cleaning the PXC 250 II CAUTION Liquids can damage the electronics of the product Liquids entering the housing of the product can cause a short circuit and damage the electronics gt gt Keep all liquids away from the product gt Only use a soft dry cloth to clean the product Replacing the ear pads You can replace the ear pads Replacement ear pads are available from your Sennheiser partner or
6. ing the NoiseGard active noise compensation an AAA size battery is required gt gt gt Open the battery compartment Remove the flat battery where applies Insert a new battery Observe correct polarity when inserting the battery Close the battery compartment 9 The cover lock into place with an audible click Connecting the headphones gt Connect the audio cable to the headphone socket of your audio source You hear the sound from your audio source Slip on the in flight adapter if you wish to use the headphones with the in flight entertainment system of the aircraft Using the PXC 250 Il Adjusting the headband For good noise attenuation and best possible comfort the headband has to be adjusted to properly fit your head Wear the headphones so that the headband runs over the top of your head Adjust the length of the headband so that the ear pads rest com fortably on your ears a snug fit of the head band on the head is ensured ew To ensure maximum noise attenuation final 1 adjustment is best made in a noisy environment Using the PXC 250 II Adjusting the volume WARNING Hearing damage due to high volumes Listening at high volume levels for long periods can lead to permanent hearing defects Before putting the headphones on set the volume to a low level Do not continuously expose yourself to high volumes gt Use t
7. letely before using the product e Make this instruction manual easily accessible to all users at all times Always include this instruction manual when passing the product on to third parties e Do not use the product in situations which require special attention e g in traffic or when performing Skilled jobs e Always keep the product dry and do not expose it to extreme temperatures normal operating tem peratures 10 C 50 F to 35 C 95 F e Use the product with care and store it in a clean dust free environment e The headphones contain magnets that generate a magnetic field which could cause interference with cardiac pacemakers and implanted defibrillators Keep the headphones at least 1 2 3cm from cardiac pacemakers or implanted defibrillators e Please protect your hearing from high volume levels Sennheiser headphones also sound exceptionally good at low volumes Intended use Intended use of this product includes e having read this instruction manual especially the chapter Important safety information e using the product within the operating conditions and limitations described in this instruction manual Improper use means using the product other than as described in this instruction manual or under operating conditions which differ from those described herein Important safety information Safety instructions for standard batteries If abused or misused batteries may leak and in extreme
8. me level but polarity reversed 180 out of phase the effect being that the polarity reversed signal cancels most of the outside noise Delivery includes 1 PXC 250 I headphones 1 transport case 1 in flight adapter 3 5 mm double mono jack plug 1 AAA size alkaline battery 1 5 V 1 instruction manual Product overview Product overview Overview of operating controls Headband Volume control Ear pads NoiseGard On Off Audio cable switch with LED Battery compartment Clip LED indications lights up red NoiseGard is switched on 9 flashes red Battery is almost flat 9 is off NoiseGard is switched off 9 Putting the PXC 250 II into operation Putting the PXC 250 II into Operation WARNING Magnetic fields can interfere with cardiac r pacemakers The headphones contain magnets that generate a magnetic field which could cause interference with cardiac pace makers and implanted defibrillators gt Keep the headphones at least 1 2 3 cm from cardiac pacemakers and implanted defibrillators Unfolding the headphones gt Separate the notched locking connection of the headband by gently pulling it apart Unfold the headphones Turn the ear cups outwards by 90 Putting the PXC 250 II into operation Inserting and changing the battery For best product performance we recommend 1 using a standard battery instead of a rechargeable battery For power
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