Sony MDR-NC500D Operating Instructions Manual

Also see for DIGITAL NOISE CANCELING HEADPHONES MDR-NC500D: Manual Specifications Operating instructions Product information Servise manual

When the rechargeablebattery is lowWhen the rechargeable battery is low, short beepssound from the unit for 8 seconds and thePOWER indicator blinks slowly.When the battery level is getting lower, a longbeep sounds from the unit for 2 seconds and thePOWER indicator blinks quickly, and alloperations are stopped. Move the POWER switchto “OFF” in this case.z TipsWhen the battery runs out, you can supply the power tothe headphones in one of the following ways:• Connect the headphones to the AC power adopter byfollowing the steps shown in “Charge theheadphones.”You can use the headphones while charging.• Use the supplied connecting cord with battery case.See “How to use the connecting cord with batterycase” for details.Using your AC poweradaptor abroadYou can use your AC power adaptor in anycountry or area that uses 100 V to 240 V AC,50/60 Hz, by connecting a plug adaptor. If thecountry you visit employs a different shapedsocket, use the correct plug adaptor.Consult your nearest travel bureau for the type ofplug adaptor needed for your trip.Listening to music1 Connect the headphones to the AVequipment.* “WALKMAN” and “WALKMAN” logo areregistered trademarks of Sony Corporation.Notes• When connecting the cord, insert the plug into thejack until the green portion of the plug disappears.• To disconnect the cord, pull it out by the plug, notthe cord, as the inner conductors may break.2 Turn on the power on the right side of theheadphones.The POWER indicator lights up in blue, and ashort beep sounds from the unit.3 Put on the headphones.After confirming the cord on the left and thePOWER switch on the right, put on theheadphones.Adjust the ear pads so as to cover your ears.4 Start playing on the AV equipmentconnected to the headphones.NotePlayback is not available when there is nopower.5 Set the POWER switch of theheadphones to “OFF,” and then set thePOWER switch of the battery case to“ON.”The POWER indicator on the battery caselights up green.See steps 2 to 4 of “Listening to music” forthe following setting steps.After use, set the POWER switch of both theheadphones and the battery case to “OFF.”z Tips• The power supply of the rechargeable battery isconsumed first, unless the battery runs out.• If you connect and turn on the connecting cord withthe battery case in advance when the rechargeablebattery is low, you can use the headphonesuninterrupted, even after the battery in theheadphones runs out.Notes• The use of manganese batteries is not recommended,since this type of battery has an extremely shortusage time.• The battery case supplies the power to theheadphones for operation purposes only. It does notcharge the internal rechargeable battery in theheadphones.• The POWER indicator of the battery case becomesdim when the battery life is reaching the limit.Replace the battery with new ones at the time.• The supplied connecting cord with battery case isonly for these headphones. Do not connect to otherequipment.Battery lifeBattery type Approx. hours*1Sony Alkaline 10 hours *2LR6 (size AA) battery*1 Output at 1 kHz, 0.1 mW + 0.1 mW*2 Time stated above may vary, depending on ambienttemperature or conditions of use.NoteBecause the supplied battery was included in thepackage from the time of manufacture (as aconvenience to the user), it is possible that thebattery life may be somewhat depleted by the timeof purchase. The actual life of the supplied batterymay be shorter than the standard time described inthis manual when using a fresh battery.After useTurn off the power of the headphones.Flat StorageThe housings rotate to make them flat for easystorage in the carrying case (supplied), or in a seatpocket. Restore to their usual position before using.RLRLPutting the headphonesin the carrying caseRotate the housings to be flat before putting themin the carrying case.Features• Digital noise canceling headphoneswith Sony’s unique DNC SoftwareEngine.Creation of a high-precision canceling signaldelivers outstanding noise cancelingperformance.• AI (Artificial Intelligence) NoiseCanceling function.Automatic selection of the optimal noisecanceling mode based on intelligent analysis ofenvironmental ambient noise.• Digital equalizer delivers ideal frequencyresponse and high-quality musicreproduction.• High S/N ratio achieved through digitalsignal processing.• Lightweight design creates extremelycomfortable wearing fit.Generous use of lightweight materials such asMagnesium and A7075 aluminum alloy.• Pressure relieving urethane cushion inthe earpad.The earpad structure provides comfort withoutstress even after extended use.• Built-in monitor function lets yousilence the audio to listen outside.Charge the headphonesThe headphones contains a rechargeable Lithium-Ion battery. Charge the battery before use.Connect the supplied AC power adaptor to the DCIN 6V jack on the headphones and an AC outlet.The charge indicator lights up in orange andcharging starts.Charging is completed after about three hours,and the charge indicator goes out.Disconnect the AC power adaptor after thecharging has finished.Note• Use the AC power adaptor supplied with this unit. Donot use any other AC power adaptor since it maycause the unit to malfunction.Polarity of the plug• Avoid exposure to temperature extremes, directsunlight, moisture, sand, dust or mechanical shock.Never leave in a car parked in the sun.• Connect the AC power adaptor to an easily accessibleAC outlet. Should you notice an abnormality in theAC power adaptor, disconnect it from the AC outletimmediately.• Do not install the AC power adaptor in a confinedspace, such as a bookcase or built-in cabinet.• To reduce the risk of fire or electric shock, do notplace objects filled with liquids, such as vases, on theAC power adaptor.• Charge in an environmental temperature of between0°C and 40°C (between 32°F and 104°F). Otherwise,the battery may not be fully charged.• If you haven’t used the headphones for a long periodof time, the life of the rechargeable battery maybecome short. This will improve when you repeat thecharging and discharging process several times.• When the battery life reduces to half, this may be theend of battery lifetime. For how to change batteries,consult your place of purchase or a Sony dealer.• Do not store the headphones in hot places for a longperiod of time. When storing it for more than a year,charge the battery once a year to prevent overdischarge.• You cannot charge the rechargeable battery using thesupplied connecting cord with battery case.General charging and usage timeCharging time Usage time* 1Approx. 3 hours *2 Approx. 16 hours*3*1 At 1 kHz, 0.1 mW + 0.1 mW output*2 Hours required to fully charge an empty battery*3 Time stated above may vary, depending on ambienttemperature or conditions of use.Noise CancelingHeadphonesOperating InstructionsManual de instruccionesMDR-NC500D©2008 Sony Corporation Printed in Malaysia3-278-744-11(2) Utilizing the AI NoiseCanceling1 Press the AI NC MODE button.When you press the AI NC MODE button andthe POWER switch is set to “ON”, soundscome from the headphones to inform you thatthe unit has started analyzing ambient soundcomponents (approx. 3 seconds).During analysis, sound reproduction from theunit is stopped and the POWER indicatorlights in pink.When analysis is completed, the mosteffective noise canceling mode is setautomatically, and sound reproduction fromthe headphones starts.AI Noise CancelingAI Noise Canceling is a useful function thatautomatically selects one of the noise cancelingmodes. This function provides the most effectivenoise canceling mode by immediately analyzingambient sound components when the AI NCMODE button is pressed.z Tips• When the power of the headphones is turned on,mode A is set. (See “Noise canceling mode types,”for details about Mode A.)• Press the AI NC MODE button again to reset thenoise canceling mode if ambient noise has changed,such as when you move outdoors from a room.To set the noise canceling modemanuallyYou can set the noise canceling mode manually(manual noise canceling).1 Press and hold the AI NC MODE buttonfor more than one second.Sounds ( ) come from the headphones toinform you that manual noise canceling is set.2 Press the AI NC MODE buttonrepeatedly to change the mode type.The POWER indicator blinks pink and abeep(s) sound(s) from the headphones. Afterthat, the noise canceling mode is set. Thenumber of POWER indicator blinks and thebeep sounds depends on the mode selected.See “Noise canceling mode types.”z Tips• Mode A is selected when manual noise canceling isactivated.• To change from manual noise canceling to AI NoiseCanceling, press and hold the AI NC MODE buttonfor more than one second. When you hear the sounds( ) to inform you of the change to AI NoiseCanceling, press the AI NC MODE button again.Ambient analysis starts and the most effective noisecanceling mode is set automatically.Noise canceling mode typesMode names Number of POWER indicatorblinks (pink) and beepsoundsA 1B 2C 3A:Noise mainly in an airplane is effectively reduced.B: Noise mainly in a bus or a train is effectivelyreduced.C: Noise mainly found in an office environment (PC,copier, air ventilation, etc.) is effectively reduced.Hearing environmentalsound for safetyIf the MONITOR button is pressed and held whilethe POWER switch is set to ON, playback silencesthen you can hear the surrounding environment.NoteEnvironmental sound might not be heard if themicrophone is covered with your fingers.When using in anairplane• The supplied plug adaptor can be connected tothe dual or stereo mini jacks in an airplane.• Do not use the headphones when use ofelectronic equipment is prohibited, or when useof personal headphones for in-flight musicservices are prohibited.How to use theconnecting cord withthe battery caseYou can continue to use the unit, even when therechargeable battery in the headphones runs out,by connecting the supplied connecting cord withbattery case.Use the connecting cord with battery case byinserting two size AA alkaline batteries.1 Open the lid of the battery case.2 Insert two size AA alkaline batteries.Make sure of direction, matching the emarks in the case with those on the batteries.3 Close the lid.4 Connect the supplied connecting cordwith the battery case to both theheadphones and AV equipment.Notes• When connecting the cord, insert the plug fully into thejack so that the green sign on the metal parts cannot beseen.• When disconnecting the cord, pull it out by holding theplug. If the cord is pulled forcibly the wire may break.Disposing of the unitThe unit contains a rechargeable Lithium-Ionbattery. For environmental conservation, be sureto remove the built-in rechargeable batteries fromthe unit before disposing, and dispose of thebatteries appropriately.1 Pull off the earpad on the left housing,and unwind the two screws located as inthe illustration.12L2 Turn down the left housing and pull offthe outer cover.3 Keep the cord away from the rechargeablebattery.First, remove the adhesive tape on the surfaceof the battery. Then, loosen the cord justbeside the rechargeable battery.NoteBe careful not to break the internal wires.4 Pull out the connector on the board.NoteBe careful not to break the internal wireswhen disconnecting the connector.5 Remove the rechargeable battery.The rechargeable battery is firmly installed byadhesive tape. Take out the rechargeablebattery by lifting up in the direction of thearrow shown in the illustration.NoteRemove the rechargeable battery, taking carenot to damage it.EnglishBefore operating the unit, please read this manualthoroughly and retain it for future reference.WARNINGTo reduce the risk of fire orelectric shock, do not expose thisapparatus to rain or moisture.To reduce the risk of electricalshock, do not open the cabinet.Refer servicing to qualifiedpersonnel only.The following FCC statement applies only to theversion of this model manufactured for sale in theUSA. Other versions may not comply with FCCtechnical regulations.This device complies with Part 15 of the FCCRules. Operation is subject to the following twoconditions: (1) This device may not cause harmfulinterference, and (2) this device must accept anyinterference received, including interference thatmay cause undesired operation.You are cautioned that any changes or modificationsnot expressly approved in this manual could voidyour authority to operate this equipment.Note: This equipment has been tested and foundto comply with the limits for a Class B digitaldevice, pursuant to Part 15 of the FCC Rules.These limits are designed to provide reasonableprotection against harmful interference in aresidential installation. This equipment generates,uses, and can radiate radio frequency energy and,if not installed and used in accordance with theinstructions, may cause harmful interference toradio communications. However, there is noguarantee that interference will not occur in aparticular installation. If this equipment doescause harmful interference to radio or televisionreception, which can be determined by turning theequipment off and on, the user is encouraged totry to correct the interference by one or more ofthe following measures:- Reorient or relocate the receiving antenna.- Increase the separation between the equipmentand receiver.- Connect the equipment into an outlet on acircuit different from that to which the receiveris connected.- Consult the dealer or an experienced radio/TVtechnician for help.Owner’s RecordThe model number is located on the housing, andthe serial number is located inside of the earpad,at the bottom of the left housing.Record the serial number in the spaces providedbelow. Refer to them whenever you call uponyour Sony dealer regarding this product.Model No. MDR-NC500DSerial No.For the customers in the USARECYCLING LITHIUM-IONBATTERIESLithium-Ion batteries are recyclable.You can help preserve ourenvironment by returning your usedrechargeable batteries to thecollection and recycling location nearest you.For more information regarding recycling ofrechargeable batteries, call toll free1-800-822-8837, or visithttp://www.rbrc.org/Caution: Do not handle damaged or leakingLithium-Ion batteries.RLPOWERindicatorAI NC MODEbuttonAV equipmentHeadphonesConnecting cord withbattery case (supplied)RechargeablebatteryPrecautionsThe headphones contain a noise canceling circuit.What is noise canceling?The noise canceling circuit actually senses outsidenoise with built-in microphones and sends anequal-but-opposite canceling signal to theheadphones.• The noise canceling effect may not bepronounced in a very quiet environment, orsome noise may be heard.• The noise canceling effect may vary dependingon how you wear the headphones.• The noise canceling function works for noise inthe low frequency band primarily. Althoughnoise is reduced, it is not canceled completely.• When you use the headphones in a train or acar, noise may occur depending on streetconditions.• Howling may occur if you do not wear theheadphones correctly.• Howling may occur if you place an object suchas finger close to inside of the headphones.Keep it away from the headphones.• Mobile phones may cause interference andnoise. To avoid interference, use noisecanceling feature only with wirelesstransmitters turned off (Airplane Mode).Interference noise can also occur from nearbymobile phones. Should this occur, locate theheadphones further away from the mobilephone.Notes on usage• Clean the headphones with a soft dry cloth.• Do not leave the plug dirty otherwise the soundmay be distorted.• Be sure to consult a Sony dealer when theearpads become dirty or damaged, or when theheadphones require repair work.• Do not leave the stereo headphones in alocation subject to direct sunlight, heat ormoisture.Note on headphonesPreventing hearing damageAvoid using headphones at high volume. Hearingexperts advise against continuous, loud andextended play. If you experience a ringing in yourears, reduce the volume or discontinue use.Do not listen with the headphones whiledriving or cyclingAs your headphones reduce surrounding sound, itmay cause a traffic accident. Also avoid usingthem where hearing must not be impaired, forexample, at a railroad crossing, a constructionsite, etc.If you have any questions or problemsconcerning the system that are not covered inthis manual, please consult your nearest Sonydealer.TroubleshootingNo sound• Turn on the headphones.• When connecting the connecting cord withbattery case, turn on the power of the batterycase.• Check that the rechargeable battery is notdepleted.• When connecting the connecting cord andbattery case, check that the rechargeable batteryhas not expired.• Check the connection of the headphones andthe AV equipment.• Check that the connected AV equipment isturned on.• Turn up the volume of the connected AVequipment.Muffled sound• Turn down the volume of the connected AVequipment.• Charge the headphones.• Replace the alkaline batteries in the batterycase with new ones.Power does not turn on• Check if the battery has expired (the POWERindicator dims).b If the power does not turn on, even aftercharging the headphones, the rechargeablebattery may be damaged. Consult your placeof purchase or a Sony dealer in this case.• Replace the alkaline batteries in the batterycase with new ones.for dual jacks for stereo mini jacksAdhesive tapeConnectorRLPOWERindicatorPOWERswitchNo operation works• Set the POWER switch of the headphones to“OFF,” confirm the connections, and then setthe POWER switch back to “ON.”• Reset the headphones.b Insert a pointed object, such as the tip of aclip, into the hole located under the RESETbutton on the right housing, and press untilthe button slightly rebounds.SpecificationsGeneralType Closed dynamicDriver unit 40 mm, dome type (CCAW adopted)Power handling capacity100 mWImpedance 40 Ω at 1 kHzSensitivity 102 dB/mWFrequency response5 - 24,000 HzTotal Noise Suppression Ratio*1Approx. 20 dB*2Power source DC 3.7 V: Built-in lithium-ionrechargeable battery,2 × LR6 (size AA) batteries, or ACpower adaptorMass Approx. 195 g (6.9 oz)Supplied accessoriesConnecting cord (0.5 m, gold plated stereo miniplug) (1)Connecting cord (1.5 m, gold plated L type stereomini plug) (1)Connecting cord with battery case (1)Carrying case (1)Plug adaptor for in-flight use*3 (single/dual) (1)Gold-plated unimatch plug adaptor (stereo phoneplug y stereo mini jack) (1)Sony LR6 (size AA) batteries (2)AC power adaptor (1)Operating Instructions (1)Product Information (1)Startup guide (1)Card warranty (1)*1 Under the Sony measurement standard.For details about the Total Noise SuppressionRatio amount for each mode, refer to theProduct Information booklet.*2 Equivalent to approx. 99 % reduction of energyof sound compared with not wearingheadphones (NC MODE A).*3 May not be compatible with some in-flightmusic services.Design and specifications are subject to changewithout notice.EarpadCoverPOWER switchPOWER indicatorRLMonitor microphoneMONITORbuttonHeadphonesTo an AC outletAC poweradaptor(supplied)To DC IN6V jackChargeindicator Connecting cord0.5 m (supplied)When connectingto the stereo minijack of the remotecontrol suppliedwith a WALKMAN,etc.RemotecontrolWhen connectingto the stereo minijack of aWALKMAN*, etc.HeadphonesConnectingcord 1.5 m(supplied)Tactile dot(on the left)

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