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USER INSTRUCTIONS

TV-DEX

Содержание TV-DEX

Страница 1: ...USERINSTRUCTIONS TV DEX ...

Страница 2: ...2 ...

Страница 3: ...IPTION OF DEVICE 7 TV CONTROLLER 9 TV BASE 10 LIGHT EMITTING DIODES 12 GETTING STARTED 13 CONNECTING THE UNITS 13 WHEN USING MORE THAN ONE TV BASE 20 USAGE 21 INSTRUCTIONS FOR LANYARD USAGE 23 TRANSMISSION 25 ADJUSTING THE VOLUME 28 3 ...

Страница 4: ...MUTE 28 ROOM OFF 29 RECHARGING THE BATTERY 30 CARING FOR YOUR TV DEX 32 WARNINGS 35 SAFETY WARNING 38 TROUBLESHOOTING 39 REGULATORY INFORMATION 42 SYMBOLS 69 4 ...

Страница 5: ...PACKAGECONTENTS User manual TV Controller Box 1 Mini USB power supply 5 ...

Страница 6: ...Box 2 Lanyard Box 3 a 3 5 mm jack to 3 5 mm jack cable b 3 5 mm jack to phono cable a b Box 4 a TV Base b SCART adaptor For European markets only a b 6 ...

Страница 7: ...ase 2 1 TV Controller 2 TV Base The TV DEX allows the user to listen to audio input using WidexLink for connection to Widex hearing aids If you need help to identify the serial number usually six or seven digits on the product please contact your hearing care professional 7 ...

Страница 8: ...tains important information and instructions Please read this booklet carefully before you start using the device Intended use The TV DEX is a wireless device intended for listening directly to the TV or other audio sources 8 ...

Страница 9: ...1 3 4 2 TV CONTROLLER The controller is provided with four keys 1 Transmission on off 2 Room off 3 Volume up 4 Volume down 9 ...

Страница 10: ...1 2 3 TV BASE On the back of the base you will find the following inputs 1 Power 2 TV 3 Audio On the underside of the base there is a switch with a choice of two settings 10 ...

Страница 11: ... HEARING AID 2 HEARING AIDS 1 1 Monaural binaural switch The setting chosen by your hearing care professional depends on whether you use a hearing aid in only one ear monaural or in both ears binaural 11 ...

Страница 12: ... There are two light emitting diodes LEDs on the controller 1 Constant green light Transmission 2 Changing from green to red Transmission off 3 Constant red light Room off active 4 Flashing red and green light Battery charging 12 ...

Страница 13: ... 4 if you only wish to transmit from an audio source Connecting the units 1 Connect the mini USB power supply unit to the base The supply unit is available in four versions Your supply may therefore not look exactly as illustrated 2 Plug the other end into a wall outlet POWER TV AUDIO 1 2 13 ...

Страница 14: ...V 3a Connect the jack to phono cable to the base 4a Plug the two phono connectors at the other end of the cable into AUDIO OUT on the TV Please refer to the user guide for your TV for further details 14 ...

Страница 15: ...4a 3a POWER TV AUDIO 15 ...

Страница 16: ... If the TV has no AUDIO OUT a SCART adaptor should be used 3b Connect the phono connectors to the two terminals on the included SCART adaptor red to red and white to white 4b Plug the SCART adaptor into the TV s SCART socket 16 ...

Страница 17: ...3b 4b 17 ...

Страница 18: ...6 5 POWER TV AUDIO Audio 5 Plug the jack to jack cable into the audio input on the base 6 Connect the other end to the audio source e g a stereo system 18 ...

Страница 19: ...7 Place the controller in the base and allow it to charge for eight hours the first time 19 ...

Страница 20: ...ly have one base this base is automatically selected the first time you charge the controller in the base If you have more than one base you can change between these by placing the controller in the base you wish to use for approx 5 seconds 20 ...

Страница 21: ...Up to 3 ft 1 m Up to 30 ft 10 m USAGE When appropriate the TV controller may be attached to the lanyard in your package contents to wear around the neck as a convenience 21 ...

Страница 22: ...y from the implant If you experience any interference do not use the hearing aids and or hearing aid accessories and contact the manufacturer of the im plant Please note that interference can also be caused by power lines electrostatic discharge airport metal detectors etc If you have an active brain implant please contact the manufacturer of the implant for risk evaluation If you have an implanta...

Страница 23: ...INSTRUCTIONS FOR LANYARD USAGE Place the controller in the plastic holder at the end of the lanyard as illustrated 23 ...

Страница 24: ...WARNING The breakaway buckle of the lanyard must be positioned at the back of your neck 1 24 ...

Страница 25: ...The hearing aids will enter the Master program as indicated by a voice message or beep tones The green LED will change briefly to red and then off With both TV and audio connected Press the transmission on off key on the controller once to start transmission from the TV An acoustic signal will sound in your hearing aids and the transmission LED will turn green Press the key a second time to transm...

Страница 26: ... Press the key a third time to stop transmission The hearing aids will enter the Master program as indicated by a voice message or beep tones The green LED will change briefly to red and then off 26 ...

Страница 27: ...The change will be indicated by a voice message If your hearing aids are set up with beep tone indication instead no acoustic indication will sound If you come in range again the controller will detect the signal from the TV Audio and restart transmission A sound will be heard in the hearing aids The LED will light constantly rather than flash Note that the LED may continue to be red if you chose ...

Страница 28: ... the volume Press the volume up key to raise the volume of the transmitted TV or audio sound Press the volume down key to lower the volume Mute You can mute the transmitted TV or audio sound on the TV or audio source 28 ...

Страница 29: ...id microphones off during transmission so that you only hear the transmitted sound press the room on off key once To turn the microphones back on press again An acoustic indicator will sound in your hearing aids and the red LED will turn off 29 ...

Страница 30: ...as a capacity of approx 10 hours of transmission decreasing over time When the battery runs low transmission is interrupted To recharge the battery place the controller in the base for approximately 4 hours You can also recharge the battery using an appropriate USB power supply supplied by Widex 30 ...

Страница 31: ...WARNING Do not attempt to change the battery Contact your hearing care professional 31 ...

Страница 32: ... valuable object and should be treated with care Here are some things you can do to prolong the life of your device WARNING Do not expose the device to extreme temperatures or high humidity Do not immerse it in water or other liquids 32 ...

Страница 33: ...s alcohol strong detergents or other liquids Avoid dropping the device It is not recommended to keep your cell phone PDA within close proximity of the device e g same pocket Never try to open or repair the device yourself To be performed by authorized personnel only 33 ...

Страница 34: ...s of radiation that can damage your device Radiation from room surveillance equipment burglar alarms cell phones and similar sources is weaker and will not damage your de vice However on occasion radiation from devices such as certain burglar alarms automatic motion detectors and other electronics may cause noticeable audible interference during device and hear ing aid use 34 ...

Страница 35: ...yone else who might swallow parts of the device or oth erwise cause injury to themselves with these items In case of ingestion contact a physician immediately Do not use the device on aircraft or in hospitals without permission Do not use the device in mines or other areas with explosive gases 35 ...

Страница 36: ...evice has been designed to comply with the most stringent international electromagnetic compatibility standards the possibility cannot be excluded that it may cause interference with other equipment such as medical devices 36 ...

Страница 37: ...y from the implant If you experience any interference do not use the hearing aids and or hearing aid accessories and contact the manufacturer of the im plant Please note that interference can also be caused by power lines electrostatic discharge airport metal detectors etc If you have an active brain implant please contact the manufacturer of the implant for risk evaluation If you have an implanta...

Страница 38: ...SB connector The power supply input rating voltage and wall plug must be compatible with the AC wall outlet in your region The power supply must have the certification marks showing certification by a safety agency acceptable in your region Widex strongly recommends that you always use a power supply unit that is supplied by your Widex Distributor to ensure safe and efficient use of your TV DEX 38...

Страница 39: ...theTV Baseforatleast 5seconds Thebatteryneeds replacement Contactyourhearing careprofessional Thegreendiode ontheTV Controllerturnson forabriefperiod oftimeandthen turnsoff Thejackplugfortvor audioconnectionisnot connectedtotheTV Base Connectthejackplugas shownonpages14 16 TheTV Baseisnot connectedtothe electricalpowersource ConnecttheTV Baseas describedonpage13 39 ...

Страница 40: ...ctthesoundsource andTV Baseasshownon pages14 16 16 Transmission interrupted TV Controllerbatteryis exhausted Chargethe V Controller TV Controllerisoutof operatingrange Movewithinoperating range Whentrans mitting partsof thesoundimage fromtheTV audio sourcearemissing Monaural binauralswitch ontheundersideofthe TV Baseisnotset correctly Checkthattheswitchisin thecorrectposition Seepage9 40 ...

Страница 41: ...lution Volumeof transmittedsound changeswhenyou adjustthevolume ofthesound source TV Baseisnotconnected tothecorrectoutput ConnecttheTV Baseto thecorrectTV audio output Pleaserefertothe userinstructionsforthe TV audiosource 41 ...

Страница 42: ...type Inductive antenna Planar InvertedF antenna PCBF antenna Inductive antenna Antenna dimensions Ø6mm L 40mm NA NA Ø1 8mm L 4 85mm Modulation FSK GFSK GFSK FSK Magnetic Field Strength 9dBµA mat 10m distance NA NA 54dBμA mat 10mdistance Output power 11nWEIRP 4dBmEIRP 4dBmEIRP 29pWEIRP Range 1mremote unittohearing aid 10m betweentv and TV DEX 10m betweentv andTV DEX 1mremoteunit tohearingaid 30cm b...

Страница 43: ...TDD Simplexor semi duplex Protocol Random access no collision avoidance Packetbased protocol time divided Packetbased protocol time divided Randomaccess nocollision avoidance EIRP Equivalentisotropicallyradiatedpower Benefits The use of wireless transmission allows convenient and synchro nized control of hearing aid functions The wireless hearing aids share input information between the two partne...

Страница 44: ...less source nearby may activate this alert This serves as an early warning to the wearer of such service interruption Coordination of compression The hearing aids maintain the intensity level difference between ears inter aural level difference ILD In some situations where speech is presented to one side and noise the other side this coordi nated action could enhance the relative loudness of the s...

Страница 45: ...ness Sudden unilateral hearing loss in previous 90 days The TV DEX contains radio transmitters receivers with the following TV BASE radio transmitter parameters Frequency range 2 45 GHz 2 4 2 5 GHz Bandwidth 2 MHz Channel 17 logical channels Modulation GFSK Radiated output power 2 5 mW 4 dBm Magnetic field strength N A Duty Cycle 100 averaged over 1 hour of operation Time division duplex TDD 45 ...

Страница 46: ...netic field strength N A Duty Cycle 100 averaged over 1 hour of operation Time division duplex TDD TV CONTROLLER radio 2 transmitter parameters Frequency range 10 6 MHz 10 2 11 0 MHz Bandwidth 15dB 660 kHz Channel Single channel radio Modulation FSK Radiated output power 11 nW 49 dBm Magnetic field strength 9 dBµA m 10 m Duty Cycle 100 averaged over 1 hour of operation Simplex 46 ...

Страница 47: ...SE and TV CONTROLLER are using the same frequency and bandwidth as the corresponding transmitter Cables and transducers The TV BASE is using a standard 3 5 mm jack to 3 5 mm jack or phono to 3 5 mm jack cable for audio input signal 47 ...

Страница 48: ...g aids include a BER better than 10 3 The communication is simplex with a bitrate of 212 kbits s For remote control commands the QoS require ments include a BER better than 10 2 The lower BER requirement results from redundant transmissions Each key press results in transmissions of 7 data packages of which only one is needed for a successful communication The requirements from TV Base to TV Contr...

Страница 49: ...MAC address for each unit which is checked during each transmission A built in pairing table which specifies valid and legitimate pairing among units A proprietary Widex communication protocol which checks the pack age numbers during each transmission A Cyclic Redundancy Check CRC to check data validity and correct errors 49 ...

Страница 50: ...d below The customer or the user of a TV DEX should assure that it is used in such an environment Emissions test Compliance Electromagnetic environment guidance RFemissions CISPR11 Group1 TheTV DEX usesRFenergyonlyforitsinternal function Therefore itsRF emissionsareverylowandarenot likelytocauseanyinterferencein nearbyelectronicequipment 50 ...

Страница 51: ...dthosedirectly connectedtothepubliclow voltage powersupplynetworkthatsupplies buildingsusedfordomestic purposes Harmonic emissions IEC61000 3 2 TV BASE ClassA TV CONTROLLER Notapplicable Voltage fluctuations flickeremissions IEC61000 3 3 TV BASE Complies TV CONTROLLER Notapplicable Batterypoweredequipment 51 ...

Страница 52: ...hould assure that it is used in such an environment Immunity Test IEC 60601 Test level Compliance level Electromagnetic environment guidance Electrostatic discharge ESD IEC61000 4 2 6kV contact 8kVair 6kV contact 8kVair Floorsshouldbe wood concreteor ceramictile Iffloors arecoveredwith syntheticmaterial the relativehumidity shouldbeatleast 30 52 ...

Страница 53: ...tlines TV CONTROLLER Notapplicable Mainspowerquality shouldbethatofa typicalcommercialor hospitalenvironment Surge IEC61000 4 5 1kVline s to line s 2kVline s to earth TV BASE 1kVline s to line s 2kV livetoearth neutraltoearth Combination wave TV CONTROLLER Notapplicable Mainspowerquality shouldbethatofa typicalcommercialor hospitalenvironment 53 ...

Страница 54: ...icable Mainspowerquality shouldbethatofa typicalcommercialor hospitalenvironment Iftheuserofthe TV DEXrequires continuedoperation duringpowermains interruptions itis recommendedthatthe TV DEXbepowered froman uninterruptablepower supply Powerfrequency 50 60Hz magneticfield IEC61000 4 8 3A m 3A m Powerfrequency magneticfieldsshould beatlevels characteristicofa typicallocationina typicalcommercialor ...

Страница 55: ...onment Immunity Test IEC 60601 Test level Compli ance level Electromagnetic environment guidance Conduct edRFIEC 61000 4 6 3Vrms 150kHzto 80MHz 3Vrms PortableandmobileRFcommunica tionsequipmentshouldbeusedno closertoanypartoftheTV DEX in cludingcables thantherecommended separationdistancecalculatedfrom theequationapplicabletothefrequen cyofthetransmitter Recommendedseparationdistance d 1 2 P 55 ...

Страница 56: ...tanceinmetres m FieldstrengthsfromfixedRFtransmit ters asdeterminedbyanelectromag neticsitesurveya shouldbelessthanthe compliancelevelineachfrequency rangeb Interferencemayoccurinthevicinityof equipmentmarkedwiththefollow ing symbol NOTE1At80MHzand800MHz thehigherfrequencyrangeapplies NOTE2Theseguidelinesmaynotapplyinallsituations Electromagneticpropagation isaffectedbyabsorptionandreflectionfroms...

Страница 57: ...observed additionalmeasuresmaybenecessary suchasre orientingorre locatingtheTV DEX b Overthefrequencyrange150kHzto80MHz fieldstrengthsshouldbelessthan3 V m Recommended separation distances Recommended separation distances between portable and mobile RF communication equipment and the TV DEX The TV DEX is intended for use in the electromagnetic environment in which RF disturbances are controlled Th...

Страница 58: ...mended separationdistancedinmetres m canbeestimatedusingtheequationapplicableto thefrequencyofthetransmitter wherePisthemaximumoutputpowerratingofthe transmitterinwatts W accordingtothetransmittermanufacturer NOTE1At80MHzand800MHz thehigherfrequencyrangeapplies NOTE2Theseguidelinesmaynotapplyinallsituations Electromagneticpropagation isaffectedbyabsorptionandreflectionfromstructures objectsandpeop...

Страница 59: ...evicesinthefrequency range9kHz 25MHz EN303440 2V1 4 1 RFemissions incl Spurious emission EMCandradiospectrummattersfor ShortRangeDevicesinthefrequency range1GHz 40GHz IEC60601 1 2 2007 EMCemission Immunity RF andESD Medicalelectricalequipment Generalrequirementsforbasicsafety andessentialperformance Electromagneticcompatibility EN301489 3V1 4 1 Immunity RF andESD StandardforLowPowerTransmittersin ...

Страница 60: ...ons that may affect hearing are identified and treated before the hearing aid is purchased Following the medical evaluation the physician will give you a written state ment that states that your hearing loss has been medically evaluated and that you may be considered a candidate for a hearing aid The physician will refer you to an audiologist or a hearing aid dispenser as appropriate for a hearing...

Страница 61: ...ts a fully informed adult to sign a waiver statement declining the medical eval uation for religious or personal beliefs that preclude consultation with a phy sician The exercise of such a waiver is not in your best health interest and its use is strongly discouraged Children with hearing loss In addition to seeing a physician for a medical evaluation a child with a hear ing loss should be directe...

Страница 62: ...mful interference and 2 this device must accept any interference received including interference that may cause undesired operation NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipme...

Страница 63: ...erference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is c...

Страница 64: ...h for an uncontrolled environment This transmitter must not be co located or operating in conjunction with any other antenna or transmitter Changes or modifications to the equipment not expressly approved by Widex could void the user s authority to operate the equipment 64 ...

Страница 65: ...e to other users the antenna type and its gain should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication This device complies with Industry Canada licence exempt RSS standard s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference in...

Страница 66: ... son gain de sorte que la puissance isotrope rayonnée équivalente p i r e ne dépasse pas l intensité nécessaire à l établissement d une communication satisfaisante Le présent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L exploitation est autorisée aux deux conditions suivantes 1 l appareil ne doit pas produire de brouillage et 2 l utilisateur...

Страница 67: ...s that the TV Controller and TV Base are in compliance with the essential requirements and other rele vant provisions of Directive 1999 5 EC A copy of the Declaration of Conformity according to 1999 5 EC can be found at http www widex com doc 67 ...

Страница 68: ...uipment WEEE is not handled correctly Do not dispose of hearing aids hearing aid accessories and bat teries with ordinary household waste Hearing aids batteries and hearing aid accessories should be dis posed of at sites intended for waste electrical and electronic equipment or given to your hearing care professional for safe disposal Proper disposal helps to protect human health and the environme...

Страница 69: ... is produced by the manufacturer whose name and address are stated next to the symbol If ap propriate the date of manufacture may also be stated Date of manufacture The date when the product was manufactured Use by date The date after which the product is not to be used Batch code The product s batch code lot or batch identification 69 ...

Страница 70: ... Keep away from sunlight The product must be protected from light sources and or The product must be kept away from heat Keep dry The product must be protected from moisture and or The product must be kept away from rain Lower limit of temperature The lowest temperature to which the product can be safely exposed 70 ...

Страница 71: ...ly exposed Consult instructions for use The user instructions contain important cautionary infor mation warnings precautions and must be read before using the product Caution Warning Text marked with a caution warning symbol must be read before using the product WEEE mark Not for general waste When the product is to be discarded it must be sent to a designated collection point for recycling and re...

Страница 72: ... 2 product with some restrictions on use in some CE member states C Tick mark The product complies with EMC and radio spectrum regu latory requirements for products supplied to the Australian or New Zealand market Interference Electromagnetic interference may occur in the vicinity of the product The six or seven digit number on the product is the serial number Serial numbers may not always be prec...

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Страница 76: ...WIDEX A S Nymoellevej 6 DK 3540 Lynge Denmark www widex com 5qr0q3 fa f Manual no 9 514 0130 041 05 Issue 2015 06 CIB201 1214 ...

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