Widex TV-Dex User Instructions
  1. Manuals
  2. Brands
  3. Widex Manuals
  4. Hearing Aid
  5. TV-DEX
  6. User instructions

Widex TV-Dex User Instructions

Wireless device intended for listening directly to the tv or other audio sources
Hide thumbs Also See for TV-Dex:
Table of Contents

Advertisement

Quick Links

See also: Instructions for Using , Instruction Manual
User instrUctions
TV-Dex
9 514 0130 041 #01.indd 1
20-04-2011 15:27:30

Advertisement

Table of Contents
loading

Related Manuals for Widex TV-Dex

Summary of Contents for Widex TV-Dex

  • Page 1 User instrUctions TV-Dex 9 514 0130 041 #01.indd 1 20-04-2011 15:27:30...

  • Page 2: Mini Usb Power Supply Box

    Package contents User manual TV-Controller Box 1: Mini USB power supply 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.

  • Page 3: Table Of Contents

    YoUr new TV-DeX . . . . . . . . . . . . . . . . . . .
  • Page 4 symbols The following symbols will be used throughout the manual: warning Messages with this heading indicate adverse reactions, potential safety hazards or inadequate device perform- ance. CaUTion Messages with this heading indicate/include informa- tion regarding any special care to be exercised. non-ionizing radiation.

  • Page 5: Your New Tv-Dex

    Your TV-DeX is part of the DeX™ family of assistive lis- tening devices. These user instructions explain how the TV-DeX should be operated. warning This booklet contains important information and instructions. Please read this booklet carefully before you start using the de- vice.
  • Page 6 We hope you will be pleased with your DeX™ TV-Con- troller and TV-Base. These user instructions explain how these units should be operated. Please read this booklet carefully before you start using the units. 1 . TV-Controller 2 . TV-Base 9 514 0130 041 #01.indd 6 20-04-2011 15:27:31...

  • Page 7: Tv-Controller

    tV-controller The controller is provided with four keys: 1 . Transmission on/off 2 . room off 3 . Volume up 4 . Volume down 9 514 0130 041 #01.indd 7 20-04-2011 15:27:32...

  • Page 8: Tv-Base

    tV-base on the back of the base you will find the following in- puts: 1 . Power 2 . TV 3 . audio on the underside of the base there is a switch with a choice of two settings: 1.HEARING AID 2.HEARING AIDS 1 .

  • Page 9: Light-Emitting Diodes

    light-emitting DioDes There are two light-emitting diodes (LeDs) on the con- troller. 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 9 514 0130 041 #01.indd 9 20-04-2011 15:27:32...

  • Page 10: Getting Started

    getting starteD You can skip steps 5+6 if you only wish to transmit from the TV, and steps 3+4 if you only wish to transmit from an audio source. ConneCTing The UniTs: Connect the mini-USB power supply unit to the base.
  • Page 11 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. PoWeR TV AUDio 9 514 0130 041 #01.indd 11 20-04-2011 15:27:33...
  • Page 12 for european markets only: 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.
  • Page 13 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). PoWeR TV AUDio 9 514 0130 041 #01.indd 13 20-04-2011 15:27:33...
  • Page 14 Place the controller in the base and allow it to charge for eight hours (the first time). 9 514 0130 041 #01.indd 14 20-04-2011 15:27:34...

  • Page 15: When Using More Than One Tv-Base

    when Using more Than one TV-Base if you only 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.

  • Page 16: Usage

    usage When appropriate, the TV controller may be attached to the lanyard in your package contents to wear around the neck as a convenience. Up to 30 ft / 10 m 9 514 0130 041 #01.indd 16 20-04-2011 15:27:34...
  • Page 17 (risks) The use of the CLeAR/DeX should not interfere with other devices such as a pacemaker. however, to be extra cautious, Widex follows the guidelines recommended by the manufacturers of implantable defibrillators and pacemakers for their patients when using mobile phones. Specifically, hearing aid wearers who also use a pacemaker should • Keep the hearing aids at a distance of at least 15 cm/½...

  • Page 18: Instructions For Lanyard Usage

    insTrUCTions for lanYarD Usage Place the controller in the plastic holder at the end of the lanyard as illustrated. warning The breakaway buckle of the lanyard must be positioned at the back of your neck (1). 9 514 0130 041 #01.indd 18 20-04-2011 15:27:35...

  • Page 19: Transmission

    Transmission with either TV or audio connected • Press the transmission on/off key on the controller once to start transmitting from the connected source. An acoustic signal will sound in your hearing aids, and the transmission LeD will turn green. • Press the key again once to stop transmission.
  • Page 20 if you carry your controller around with you and move outside the operating range, transmission will be inter- rupted and your hearing aids will switch to the Master program. The LeD will flash at slow intervals to indicate that transmission has been interrupted. The change will be indicated by a voice message.

  • Page 21: Adjusting The Volume

    aDjUsTing 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. DoWn mUTe You can mute the transmitted TV or audio sound on the TV or audio source.

  • Page 22: Recharging The Battery

    To recharge the battery, place the controller in the base for approxi- mately 4 hours. You can also recharge the battery using an appropriate USB power supply supplied by Widex. Contact your hearing care professional if the battery needs replacement. warning Do not attempt to change the battery yourself .

  • Page 23: Troubleshooting

    troubleshooting Problem Potential cause solution Your TV-Con- The battery is exhausted Charge the battery troller does not Base has not been se- Place the TV-Controller work lected in the TV-Base for at least 5 seconds The battery needs re- Contact your hearing placement care professional The green diode...
  • Page 24 Problem Potential cause solution Temporary interference from devices Keep at least 15 cm./ suspension of emitting a strong electro- ½ foot away from poten- communication magnetic field. tial sources of interfer- between hear- ence. ing aids. Mes- sage: “Partner check” Volume of TV-Base is not connected Connect the TV-Base to...
  • Page 25 • Do not immerse in water or other liquids. • Do not carry your TV-DeX with you during X-rays, MRis or other scans or radiation treatments and never place it in a microwave oven. These are some of the types of radiation that can damage the device.
  • Page 26 • Keep the TV-DeX and its parts and accessories out of reach of children and anyone else who might swallow parts of the de- vice, or otherwise cause injury to themselves with these items. in case of ingestion, contact a physician immediately.

  • Page 27: Safety Warning

    Widex strongly recommends that you always use a pow- er supply unit that is supplied by your Widex Distributor to ensure safe and efficient use of your TV-DeX. 9 514 0130 041 #01.indd 27...

  • Page 28: Regulatory Information

    <1m remote <10m <10m be- <1m remote unit unit to between tv tween tv to hearing aid. hearing aid. <30cm between TV-DeX. TV-DeX. hearing aids Center 10.6Mhz 2.45ghz 2.45ghz 10.6Mhz frequency Channels Single 17 logical 17 logical...
  • Page 29 Data flow Simplex Time Time Simplex or division division semi duplex duplex duplex (TDD) (TDD) Protocol Random Packet Packet Random access access – no based based – no collision collision protocol, protocol, avoidance. avoidance. time time divided. divided. * eiRP = equivalent isotropically radiated power. (Benefits) The use of wireless transmission allows convenient and synchronized control of hearing aid functions.
  • Page 30 • history of rapid progressive hearing loss within previous 90 days • Acute or chronic dizziness • 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...
  • Page 31 TV-ConTroller radio 1 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) TV-ConTroller radio 2 transmitter parameters: • Frequency (range): 10.6 Mhz (10.2 –...
  • Page 32 • individual 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 package numbers during each transmission. • A Cyclic Redundancy Check (CRC) to check data validity and correct errors.
  • Page 33 The TV-DeX is intended for use in the electromagnetic environment specified below. The customer or the user of a TV-DeX should as- sure that it is used in such an environment. emissions test Compliance...
  • Page 34 The TV-DeX is intended for use in the electromagnetic environment specified below. The customer or the user of a TV-DeX should as- sure that it is used in such an environment. immunity Test ieC 60601 Compliance electromagnetic Test level...
  • Page 35 Voltage dips, <5 % U (>95 TV-BASe: Mains power quality short interrup- % dip in U Dips of: should be that of a tions and volt- for 0.5 cycle 100% (dura- typical commercial or age variations 40 % U (60 % tion 10ms and hospital environment.
  • Page 36 – cont. The TV-DeX is intended for use in the electromagnetic environment specified below. The customer or the user of a TV-DeX should as- sure that it is used in such an environment. immunity ieC 60601 Compli- electromagnetic environment...
  • Page 37 To assess the electromagnetic environment due to fixed RF transmitters, an electromagnetic site survey should be consid- ered. if the measured field strength in the location in which the TV-DeX is used exceeds the applicable RF compliance level above, the TV-DeX should be observed to verify normal operation.
  • Page 38 2 These guidelines may not apply in all situations. electromag- netic propagation is affected by absorption and reflection from struc- tures, objects and people. This TV-DeX may be interfered with by other equipment even if that other equipment complies with CiSPR emission requirements. 9 514 0130 041 #01.indd 38...
  • Page 39 (emi/emC Compliance). The TV-DeX complies with the following eMC/eMi standards: standard Test type note 47 CFR Part 15, RF emissions USA Federal Communications subpart C Commission (FCC) require- ments for intentional radiators. en 303 330-2 RF emissions incl. eMC and radio spectrum mat- V1.3.1...
  • Page 40 Following the medical evaluation, the physician will give you a writ- ten statement 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 aid evaluation.
  • Page 41 fCC iD: TTY-TVB fCC iD: TTY-TVC iC: 5676B-TVB iC: 5676B-TVC federal Communications Commission statement This device complies with part 15 of the FCC Rules. operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 42 Changes or modifications to the equipment not expressly approved by Widex could void the user’s authority to operate the equipment. industry Canada statement / Déclaration d’industrie...
  • Page 43 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, including interference that may cause undesired operation of the device.
  • Page 44 Widex A/S declares that this TV-ConTRoLLeR and TV-BASe are in compliance with the essential re- quirements and other relevant provisions of Directive 1999/5/eC. A copy of the Declaration of Conformity can be found at: http://www.widex.com 9 514 0130 041 #01.indd 44...
  • Page 45 Please consult your na- tional Widex distributor for advice on how to dispose of these items. 9 514 0130 041 #01.indd 45 20-04-2011 15:27:38...
  • Page 46 9 514 0130 041 #01.indd 46 20-04-2011 15:27:38...
  • Page 47 9 514 0130 041 #01.indd 47 20-04-2011 15:27:38...
  • Page 48 manufacturer CiB201/0411 2011-04 ¡9 514 0130 041s¤ ¡#01v¤ 9 514 0130 041 #01 9 514 0130 041 #01.indd 48 20-04-2011 15:27:38...

Table of Contents