MicroLink User Manual - The Hearing Aid Museum
Contents
1. 2 Listen to the hearing instrument by itself 3 Listen to the hearing instrument with the MicroLink on the M FM setting 4 Listen to the system on the FM setting with the transmitter on 5 Listen to the system on the M FM setting with the transmitter on 44 Batteries 1 Maintain a schedule of battery usage and change the battery consistently on the selected day Change the battery before it is fully discharged as the performance of your hearing instrument will be affected by a low battery 2 If you use rechargeable batteries with your transmitter recharge them daily If you do not use the transmitter for more than five days remove the plug in charger unit from the mains outlet You can keep the transmitter in the charger unit when it is not in use 45 Routine maintenance Ask your hearing care professional every six months to check that your MicroLink system is working correctly Troubleshooting You can cure most problems which arise with an FM system by yourself at home Work through the following list 1 Carry out the daily check as described previously to identify any possible problems 2 The most frequent problems encountered with an FM system are either a distorted signal or no sound whatsoever Proceed as follows 46 Check the hearing instrument battery with a battery tester Check the transmitter battery with a battery tester Check that all the switches are set to th2. MicroLink receiver ML3S ML4S MLSS or ML6 Slip the MicroLink receiver over 30 the lower section of the hearing instrument You will hear a click when the two parts are correctly engaged The MicroLink receiver is activated when you set the switch on the hearing instrument to the correct audio input setting Please consult your hearing care professional on this point A ints IO a a c ML3S ML4S ML5S ML6 Note the underside of the battery compartment must be slotted otherwise the MicroLink may be damaged To remove the MicroLink receiver twist off as illustrated The MicroLink receiver is now switched off The minimal power required by the receiver is drawn from the hearing instrument battery To maximize the operating lifetime of the battery we d recommend that you always remove the ML3S ML4S MicroLink receiver s from your hearing instrument s when not in use ML5S ML6 The attenuating or mute switch reduces the sensitivity of the hearing instrument microphone by 20 dB This suppresses unwanted background noise and enhances the MicroLink signal 31 Switch position FM M setting The signal from the transmitter via MicroLink and the signal from the hearing instrument microphones are equally loud Switch position FM setting The hearing instrument microphone is attenuated by 20 dB so that the MicroLink
3. position D Position N Omnidirectional Position D Directional RX2 type COM 1 The L N switch must always be on position N ER Switching on the RX2 To switch the instrument on slide the On Off switch downward until the red mark is fully exposed If the low battery indicator blinks after the device is switched on then the batteries either need recharging use a MicroVox charger or replacing depending on which kind are fitted See the Batteries section of the TX2 chapter 38 Volume control The volume control on the RX2 receiver only matches the signal level to that of the hearing instrument The actual volume adjustment should always be made at the hearing instrument The control should be set so that signals from the hearing instrument microphone and the FM system microphone are equally loud Your hearing care professional will be glad to help in adjusting the volume to the correct level 39 Adjusting the volume control PFM 1 Set the RX2 to the FM M position Adjust the volume of the hearing instruments then set the RX2 to the FM position The volume control wheel can now be fixed in place with the locking screw on the back of the instrument Caution Do not overtighten 40 COM 1 Set your hearing instruments to position M and adjust the volumes Then set the hearing instruments to position T and adjust the volume control on the RX2 so that t
4. should be kept free of knots at all times WI 16 TX2 Description 8008 Microphone socket On Off switch Audio input socket for connecting TX2 directly to external audio equipment e g TV radio tape recorder etc Color code for channel identification Number code for exact channel identification Battery compartment Low battery warning light Clip with name and address label 17 Basic parts The following items are supplied with your TX2 A Lapel microphone with alligator clip mouth to microphone distance 15 20 cm or head set microphone B Battery cover C Charger and power supply unit optional 18 Connecting the microphone Insert the microphone cable plug into the socket on the TX2 unit Use only an original Phonak microphone Important The microphone cable also serves as the antenna and should be kept free of knots at all times 7 Batteries You may use disposable alkaline batteries or NiCd nickel cadmium or NiMH nickel metal hydride type rechargeable cells After you have decided which type of batteries to use you must insert the appropriate battery compartment plate as shown in the drawing Thanks to its exceptionally low current consumption the TX2 requires only a single type AA battery When changing the battery follow the directions on polarity given in
5. the battery compartment Pak for recharge able battery for alkaline battery Note Please dispose of used batteries in an environmentally friendly way 20 Warning Never keep batteries where small children or pets may reach them If a battery is swallowed contact a doctor immediately Inserting the battery 1 To open the battery compartment slide the cover in the direction of the arrow 2 Remove the old battery then insert a new one observing the polarity indicated by the markings on the compartment 21 Note When using the battery compartment cover for rechargeable cells note that this cover locks into place and must be removed with a screwdriver Switching on the TX2 transmitter To turn on the device slide the ON OFF switch down so that the red marking is completely uncovered 7 g If the low battery indicator lights up you must first replace or recharge the battery OFF ON 22 Recharging the TX2 The charger unit is very simple to use simply plug the end of the power cable into the charger then plug the charger into a mains power socket Note Use only the power cable supplied Now insert the transmitter into the charger until you hear a click During the recharging process the TX2 is automatically switched off A red light on the charger indicates that charging is taking place This light remains on when the battery is fully charged After charging is completed remove the tran
6. Number code for exact channel identification Battery compartment Low battery indicator light No transmission warning indicator On Off switch Clip with name and address label Volume control PFM 1 frequency correction switch D N COM 1 output impedance switch L N Hearing instrument microphone attenuating switch only available on PFM receivers 35 Changing batteries To change the batteries of the RX2 follow the instructions given in the Batteries section of the chapter TX2 in this handbook Connecting hearing instruments Insert the right angled plug on the connecting cable into the socket on the receiver Be careful to observe the polarity of the plug contacts The cable can only be connected to the hearing instruments when the latter are fitted with appropriate audio shoes MicroVox receiver type COM Connect the induction loop or the stereo headphones to the receiver When using an induction loop switch the hearing instruments to T or MT 36 Frequency correction for directional microphones PFM 1 only The directional microphones used in hearing instruments have a slightly different frequency response than omnidirectional types Using the D N switch allows you to correct this by modifying the frequency response to maintain consistency of tone Therefore when using the RX2 with a hearing instrument fitted with a directional microphone set this switch to
7. PHONAK hearing systems MicroLink MicroVox User Guide CE elt We would like to introduce to you something unique Phonak s FM systems These systems are based on technology which effectively overcomes three fundamental problems faced by hearing impaired people ambient noise distance and reverberation MicroLink and MicroVox are Swiss quality products from Phonak a company whose name stands for uncompromising reliability and cutting edge innovation in the service of people everywhere If used properly your FM system will give you many years of exceptional service Important This product may only be used in countries in which the preset frequency has been approved Please read the instructions before operating the product Also contact your hearing care professional to verify frequency approvals before you travel to a foreign country Yours Phonak AG Contents How your FM system works eeeseeeeeiersesrrrsssterressssertssssertessssseresssseeresssseest Transmitter ein hy EE Receiver Microlink EE MicroLink ML3S MI Ap ML5S ML6 ML7 RX2 receiver REKT COMED i iccdsssicceiseisdeauenesass asinis CHE Care and Maintenance ssi is ssssscccecds asisesnssssesssenaiac otecsapaadncetcesv ue dads sevunancdas NEE Important notes WALT AIICY EE How your FM system works An FM system consists of two basic components A transmitter with an integrated microphone for the pers
8. dicates that this hearing PS instrument shall not be treated as household waste Please hand over your mmm Old or unused hearing instrument to the applicable collection point for the recycling of electrical and electronic equipment or bring your old hearing instrument to your hearing care professional for appropriate disposal By ensuring this product is disposed of correctly you will help prevent potential negative effects on the environment and human health BON Mr Ah Es 49 Service and Warranty Phonak offers you a comprehensive global warranty which becomes effective on the date of purchase Please ask your hearing care professional about the details and duration This warranty covers any repairs due to defects in material and or workmanship The warranty does not cover damage from improper handling or care exposure to chemicals immersion in water or undue stress Damage caused by third parties or non authorized service centers renders the Phonak warranty null and void This warranty does not include any services performed by a hearing professional in their office This warranty applies to the Phonak products listed below Serial number FM receiver right Serial number FM receiver left Date of purchase Serial number transmitter MicroVox T FCC ID KWC001T This device complies with part 15 of the FCC rules Made in Switzerland ML MV Transmitter FCC ID KWCO04T This device complies with part 15 of the FCC rul
9. e correct positions for normal operation Check that the microphone cable is correctly connected to the transmitter 3 Check that the earmold and hearing instrument are correctly connected and that the earmold tubing is not blocked 47 4 48 If you use a battery charger with the transmitter Ensure that it is correctly plugged into a mains outlet and that the transmitter is correctly located in the charger The red LED should light up to indicate that the charging process is functioning correctly A recharge generally takes 10 12 hours If your unit still does not work after all the tests above have been made please consult hearing care professional for more help Important notes The unit may only be opened by an authorized agent Do not use water or electronic cleaning methods on your hearing instrument Do not attempt to recharge the hearing instrument battery You cannot use two transmitters on the same frequency in close proximity Do not store the system where it may come into contact with hairspray Only use original Phonak accessories Do not connect your MicroLink receiver to another person s hearing instruments 8 Do not use your MicroLink system in locations where it is forbidden to use electronic devices 9 Before using the system in another country contact your hearing care professional to make sure your channel is permitted in that country CH The symbol with the crossed out disposal bin in
10. e system the HandyMic can be connected directly to any sound system including a TV radio walkman movie projector amplifier cassette player etc This allows you to hear the sound directly from the source without having to adjust the volume of the TV for example With some TVs using an audio cable switches off the internal loudspeakers but your TV dealer will be able to make the small modification necessary to override the internal switch You may even connect the system directly to your telephone if it has an audio output socket Alternatively use the optional adapter available for your HandyMic Switching off the microphone then allows you to hear the telephone signal without any background noise To use the audio cable switch of the slide switch see page 9 and plug in the audio cable into the multifunction socket The HandyMic switches on automatically as soon as a signal is detected We recommend to use the mains plug in charger unit with the HandyMic when you are listening to the radio or TV The plug on the audio cable supplied with the HandyMic fits the standard audio output socket used in most sound systems If your system has a socket of another size use the adapter plug supplied If this does not fit please ask your electronic equipment dealer for a suitable connector When the HandyMic is plugged into external audio equipment the cable also serves as the antenna Descrip
11. en you receive your HandyMic If you need to change the operating frequency or channel proceed as follows 12 Exchanging the Frequency Module Press firmly on the cover of the com partment holding the frequency module and slide it in the direction of the arrow Flip up the holder as shown Pull out the frequency module Insert a new module Close the holder E Slide it back into place 13 Connecting the Charger The HandyMic uses a rechargeable NiMH nickel metal hydride battery which can be recharged up to 1000 times A fully charged battery can be used for about 13 hours Recharge the battery daily Always carry out a 12 hour charging cycle if in doubt about the battery s charge condition The battery cannot be overcharged even if it is connected to the charger for an extended period Plug the power supply into a mains power socket Plug the cable into the external power socket on the HandyMic 14 The red low battery charging indicator now lights up continuously The time taken to fully recharge the battery depends on its charge condition The red indicator light remains illuminated so long as the charger unit is in use even when the battery is fully charged 15 Connecting the external antenna Use the external antenna whenever the distance between yourself and the HandyMic is more than two meters about six feet The cable may be oriented upwards or downwards It
12. es Made in Switzerland MicroVox Receiver FCC ID KWC002R This device complies with part 15 of the FCC rules Made in Switzerland MicroLink Receiver FCC ID KWCOO5R This device complies with part 90 of the FCC rules Made in Switzerland MicroVox R FCC ID KWCO001R This device complies with part 15 of the FCC rules Made in Switzerland ML MV Transmitter FCC ID KWC002T This device complies with part 15 of the FCC rules Made in Switzerland MicroLink Receiver FCC ID KWCO03R This device complies with part 90 of the FCC rules Made in Switzerland Declaration of conformity Phonak AG Laubisriitistrasse 28 8712 St fa Switzerland Confirms that the HandyMic and MicroVox TX2 correspond to the standards EN 300 422 EN 300 445 and EN 60065 including all necessary annexes The HandyMic and MicroVox TX2 are used by hearing impaired people To operate the HandyMic and MicroVox TX2 hearing instruments with FM receivers e g MicroLink are required The user benefit of FM is an improved signal to noise ratio which leads to an optimized speech understanding even in very difficult listening situations Phonak AG Stafa Switzerland Date 26th March 2002 0681 SR Phonak distributors worldwide Group companies Australia Austria Belgium Brazil Canada China Denmark France Germany Italy Japan Jordan Netherlands New Zealand Norway Poland Spain Sweden Switzerland United Ki
13. he MicroLink MLx 1 Check that the MicroLink ML x is correctly inserted in the Audio shoe see illustration 2 Now with the Audio shoe and MicroLink MLx connected attach to or remove from the hearing instrument as one unit See page 30 Switch positions Z FP o OFF Ba The position of the switch depends on the hearing instrument type Please ask your hearing care professional in which position your MLx should be set 27 MicroLink ML3S ML4S ML5S ML6 ML7 Description of the MicroLink models Audio shoe Frequency identification code Number and color codes for exact frequency channel identification To ensure proper reception check that the channel and transmitter numbers are identical MicroLink receiver FM receiver with integrated antenna Socket for optional external antenna available for ML3S ML4S ML5S and ML6 The threaded socket accepts a screw in antenna to extend the MicroLink reception range Mute switch to reduce the sensitivity of the hearing instrument microphone by 20 dB so enhancing the effect of the FM system only applies to ML3S ML4S and ML5S With the ML6 the mute function is activated via the remote control Frequency module with integrated antenna This module is locked in place For special applications the frequency module may be replaced Your hearing care professional will explain in detail this special feature Release button 28 Attaching and removing the
14. he volume is the same as that of the hearing instruments Hearing instrument microphone attenuation PFM 1 only This switch reduces the hearing instrument microphone signal by 20 dB with digitally programmable hearing instruments with a DHC FM M position Both microphones are equally loud FM position Hearing intrument microphone attenuated 41 Changing frequency modules The transmission frequency channel can be changed by replacing the plug in frequency module The color of the module and the number printed on it indicate the channel code To remove the module pull it forward away from the MicroVox device Important The color of the frequency module and the number printed on it must be the same as those of the transmitter unit 42 Operating range Phonak FM systems have an operational range of 7 to 15 meters This allows users normal communication in their educational professional and private lives at all times The range depends on the condition of the batteries in the transmitter and hearing instrument as well as local interference and radio trans mission conditions which may be affected by building design metal walls doorways etc 43 Care and maintenance Daily check Perform a daily listening check to monitor the performance of your hearing instrument 1 Remove any dirt or foreign matter from the MicroLink the hearing instrument or the ear piece with a paper handkerchief
15. ngdom USA Independent general agents Manufacturer detailed information on www phonak com Phonak Australasia Pty Ltd Baulkham Hills N S W 2153 Hansaton Akustische Ger te GmbH 5020 Salzburg Lapperre N V 1702 Groot Bijgaarden CAS Produtos M dicos S o Paulo SP 04363 100 Phonak Canada Limited Mississauga Ontario L5S 1V9 Phonak Group China Shanghai City 200233 Phonak Danmark A S Nitivej 10 2000 Frederiksberg Phonak France SA 69500 Bron Phonak GmbH 70736 Fellbach Oeffingen Phonak Italia S r l 20159 Milano Phonak Japan Co Ltd Tokyo 101 0044 Phonak Middle East 11181 Amman Phonak B V 3439 ME Nieuwegein Phonak New Zealand Ltd Takapuna Auckland 9 Phonak AS 0105 Oslo Phonak Polska Sp z 0 0 00 567 Warszawa Phonak Ib rica S A 03008 Alicante Phonak AB 117 34 Stockholm Phonak AG Phonak Schweiz 8712 Stafa Phonak UK Limited Warrington Cheshire WAT 1PP Phonak LLC Warrenville IL 60555 3927 A complete list of Phonak distributors is available at Phonak s Internet site www phonak com Please visit us or ask your hearing care professional for information Phonak AG Laubisriitistrasse 28 CH 8712 Stafa Switzerland DX CE os Dada SUUDU IN OY JEUOyd e PUeM ZZIMS U Daiuud 90 0 LOA ZO Zb L0 6Z0 Your hearing care professional
16. on speaking A receiver fitted to the hearing instrument of the person listening The desired signal for example a speaker s voice or the sound from a TV is picked up by the microphone which is placed near to the source of the sound The transmitter sends an FM signal to the receiver which immediately relays this to the hearing instrument for you to hear crystal clear 2 Transmitter HandyMic The HandyMic which transmits cable free can be used in three different ways The interview technique This is ideal when you are listening to more than one person Just point the HandyMic at the speaker If the Zoom or SuperZoom function has been activated then this technique effectively suppresses a noisy background In quiet surroundings on the other hand set the microphone to wide angle mode and place it in the middle of the group of people on the table for example When using the interview technique the use of an external antenna is generally not necessary D E N 2 Gem Se The companion technique This method is recommended when you are conversing with or listening to a single person Your partner places the HandyMic in Zoom mode in his or her breast pocket or wears it on a cord around their neck The external antenna should always be connected to the HandyMic when your partner is wearing it The direct input technique Using the audio cable supplied with th
17. signal is louder An optional external antenna can be used to extend the range of the system Use this only to increase the reception distance or to improve the quality of the transmission Screw the antenna carefully into place until light resistance is felt Do not over tighten ML5S ML6 The position of the switch depends on the hearing instrument type Please ask your hearing care professional in which position your MLx 32 should be set MicroLink ML7 Slip the MicroLink receiver over the lower part of the hearing instrument until it clicks into place Check that it is correctly attached by pulling the MicroLink gently downwards To remove the MicroLink grasp it firmly as shown and press the release button Pull the MicroLink downward E l y not here Push here ER MicroLink locking mechanism only ML7 An optional locking mechanism allows you to lock the MicroLink and hearing instrument together preventing accidental loss To remove the MicroLink when locked insert the tip of a small screwdriver into the slot in the cover as shown in the drawing Rotate the screwdriver firmly but carefully towards the hearing instrument as shown to release the MicroLink 34 RX2 receiver PFM 1 COM 1 Description Output socket Hearing instrument connecting cable with integrated aerial Plug in color coded frequency module
18. smitter by pressing gently on the clip and withdrawing it from the charger Note The charger is designed to prevent batteries from being overcharged 23 Receiver MicroLink MLx MicroLink MLx can be used with Behind The Ear BTE hearing instruments from several different manufacturers Note We recommend that you only use MicroLink MLx with hearing instruments which have been tested and recommended by Phonak for this purpose For more detailed information please consult your hearing care professional 24 Two versions of MicroLink MLx MicroLink MLx is available in two versions which are differentiated by the position of the plugs The correct version for your needs is defined by DD A the appropriate Audio shoe MLx with plugs MLx with plugs oriented lengthways oriented transversely Important Place the hearing instrument with audio shoe and MicroLink ML x in front of you as shown in the sketch The green dots must be visible at the top and bottom of the MicroLink MLx unit If this is not the case please contact your hearing care professional Correct MLx version fitted to hearing instrument Wrong MLx version fitted to hearing instrument Description of the instrument Audio shoe Frequency identification code Euro plug socket MicroLink MLx receiver Plug Switch Note There is no need to separate the MicroLink MLx from the Audio shoe 26 Attaching and removing t
19. tion Slide switch symbols Off Wide angle microphone Zoom microphone SuperZoom microphone External power socket Slide switch Low battery charging indicator a When the red light blinks the battery needs recharging b During recharge the red light illuminates continuously Multifunction socket This allows the HandyMic to be connected to audio equipment e g TV radio etc The external aerial can be plugged in here to extend the operating range of the system Stand Microphone ports Plug in frequency module H a bei Do Oe Basic parts The following parts are supplied with your HandyMic DS m moo QB Y E Mains plug in charger unit Frequency module The frequency module is already installed when you receive your HandyMic The number of the transmitter and MicroLink receiver must be the same for these units to function together correctly External antenna for the HandyMic Audio cable for connecting TV radio etc to the HandyMic Case Necklace cord and adapter plate optional 11 Frequency Module The repaceable plug in frequency modules are numbered and color coded They provide a simple and convenient way of changing the operating frequency To work correctly however the number and color of the module must be the same as the MicroVox and MicroLink receiver The frequency module is already installed wh
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