PM-1 User Manual Draft_0310_封面（英国--打印)
Contents
1. Contents Important Safety and Usage Information 1 Planar Magnetic Technology Introduction 3 Using Your Headphones 5 Specifications 7 Limited Warranty 8 Important Safety and Usage Information Before using your headphones make sure to lower the volume level on your headphone amplifier or portable device You can then raise the volume to your preferred listening level Please be aware that prolonged exposure to high volumes may result in temporary or even permanent hearing loss Be aware of your surroundings Using headphones may diminish your ability to hear important ambient sounds Exercise caution particularly at railway tracks crossroads pavements or any environment where motor vehicles or bicycles are present Turning your audio system on and off changing inputs and connecting or disconnecting the headphones from an audio device may result in audible high frequency clicks or pops that may affect your hearing at high volume levels It is always recommended to lower the volume level prior to connecting or disconnecting your headphones Do not leave your headphones or cables in an area where people or pets might trip over them Do not attempt to disassemble or repair the headphones Service sho2. a planar magnetic driver that sets it apart from the majority of headphones on the market In our planar magnetic headphones sound is generated by a very thin and light diaphragm whose entire surface area is evenly driven The diaphragm is driven in a symmetric pull push manner and the magnetic system and conductor patterns have been optimised for maximum sensitivity and consistency This allows the diaphragm to generate very stable and linear piston like vibrations ensuring phase coherence and high resolution performance with minimal distortion Unique to the OPPO PM 1 is the use of a double sided diaphragm which allows us to place twice as many conductors within the magnetic field and eliminate any passive return zones where the conductors do not work This results in the use of 100 of our conductor length which in turn results in greater efficiency In addition our flat conductor pattern eliminates inductance related intermodulation distortion common with dynamic headphones and the OPPO PM 1 s purely resistive impedance means that sound quality is unaffected by a headphone amplifier s output impedance The OPPO PM 1 combines high sensitivity with low weight allowing it to be used freely with portable devices without requiring additional amplification Its circumaural open back design provides the best in sound quality and comfort and the overall rugged construction ensures that the headphones can withstand mechanical an
3. d environmental stress These aspects of the OPPO PM 1 s design combine to provide a transparent highly dynamic sound that exhibits well balanced tonal qualities with very little distortion resulting in a listening experience that is both free of fatigue and capable of communicating every nuance of your favourite music We are proud of the work we have done with these headphones and we hope they bring you years of enjoyment oppo Using Your Headphones To Left Ear cup A N S C 1D To Right Ear cup To a Headphone Amplifier AV Receiver or Other Mobile Device Two headphone cables have been included with your OPPO PM 1 The first cable terminates with a 6 35 mm connector and is suitable for connecting the headphones to a headphone amplifier AV receiver or integrated amplifier The second cable terminates with a 3 5 mm stereo plug and can be used to connect the headphones to a portable media player mobile phone tablet or other mobile device Storing Your Headphones After each use it is recommended that you place the headphones on a headphone stand If you do not anticipate using the headphones for an extended period of time it is recommended that you remove the cable from the headphones and store them within their box Caring For Your Headphones In order to clean the headphones we recommend using a clean lint free cloth Do not use harsh ch
4. emical cleaners or solvents If necessary you may lightly dampen the cloth with clean water The ear pads are made of genuine leather and velour fabric and they may show wear over time Replacement ear pads are available directly from OPPO BD UK Ltd Note the ear pads also contain latex Removing and Reinstalling the Ear pads The ear pads can easily be removed by pulling outwards from the ear cup Installing replacement ear pads is as simple as lining up the pegs on the ear pad with the respective holes on the ear cup and pushing the ear pad into the ear cup to secure it in place Specifications Headphone Specifications Model Name PM 1 Acoustic Principle Open back Ear Coupling Circumaural Nominal Impedance 32 Ohm Sensitivity 102 dBin 1 mW Clamping Pressure 5N 3 m detachable OCC cable 6 35 mm 1 m detachable OFC cable 3 5 mm Cables Output 2 5 mm mono mini jacks Cable Connectors y Input 6 35 mm stereo jack 3 5 mm stereo jack Weight 395 g without cable Alternative set of velour ear pads Accessories Carrying case User Manual Driver Specifications Driver Type Planar Magnetic Driver Size Oval 85 x 69 mm Magnet System Symmetric push pull neodymium Frequency Response In 10 50 000 Hz Free Field Long Term Max Input 500 mW according to IEC 60268 7 Power Pulse Max Input Power 2 W Limited War
5. ranty Your OPPO product is warranted by OPPO BD UK Ltd against defective workmanship or materials for three 3 years with the exception of the ear pads and headband leather which are covered for one 1 year This limited warranty does not apply to the following applications and uses for which this product was not intended altered product or serial numbers cosmetic or accidental damage acts of nature incorrect electrical line voltage fluctuations and surges failure to follow operating or maintenance instructions OPPO BD UK Ltd will at its option repair or replace product with new or reconditioned parts or products Replacement parts and products assume the remaining original warranty or a ninety 90 day warranty whichever is longer Some Countries do not allow limitation on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from Country to Country OPPO BD UK Ltd service oppo bluray co uk 44 0845 060 9395 oppo www oppo bluray co uk
6. uld only be completed by a qualified OPPO technician Always supervise children who are using these headphones C CE mark This product complies with European Low Voltage 2006 95 CE Electromagnetic Compatibility 2004 108 EC and Environmentally friendly design of Energy related Products 2009 125 EC Directives when used and installed according to this instruction manual BEE WEEE symbol Correct Disposal of This Product Waste Electrical amp Electronic Equipment Applicable in the European Union and other European countries with separate collection systems This marking on the product accessories or literature indicates that the product and its electronic accessories should not be disposed of with other household waste at the end of their working life To prevent possible harm to the environment or human health from uncontrolled waste disposal please separate these items from other types of household waste and recycle them responsibly to promote the sustainable reuse of material resources OPPO PM 1 Planar Magnetic Headphones Adjustable Headband Unique lt Q Serial IM Number Left Mark A AY SN Replaceable Ear pad Y Swivelling Ear cup Y Congratulations You are now the proud owner of a pair of headphones resulting from many years of R amp D led by a team of passionate audio and acoustics engineers material scientists chemical technologists and audiophiles The OPPO PM 1 utilises
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