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FM TroubleShooting

1. Widex e All hearing instruments are compatible with MLx MLxS e Check the hearing instrument is in the M position e The programming socket and the MLxS contact may be the same Detailed Trouble Shooting GN Resound Hearing instruments are compatible without modification The programming port and the MLxS activation may be the same The FM needs to be activated during programming The switches will behave differently on the MLx MLXS The hearing instrument microphones will be engaged in both settings FM only will give an 8dB Advantage FM M will give a 12dB Advantage Unitron All hearing instruments are MLx MLxS compatible Siemens All hearing instruments are MLx MLxS compatible Check that the instruments do not need to be modified The Signia line does not need modification If the hearing instrument does not have an M position contact Siemens Danavox Check that the hearing instrument does not need modification Unitron Hearing Liaison with Audio Shoe Detailed Trouble Shooting Transmitters TX3 Handymic Check the frequency module is in place and secure Ensure that the module is the same frequency as the MLx or the default of the MLXS Check that the antenna is securely connected and in good condition with no kinks or stripped insulation Check when the unit was last fully charged It should be charged for at least 8 hours Ensure that the correct charger was used It should b
2. Q How long should charge my transmitter for A You cannot over charge any of our transmitters as they will switch off when fully charged See your user manual for the exact details We would recommend that when you are not using them to leave them on charge Campus S 13 4 Contact Details Phonak UK are available to answer your FM questions Please feel free to contact us on 01925 623600 For technical advice email fmsupport phonak co uk Web site www phonak co uk 14 Phonak UK Cygnet Court Lakeside Drive Warrington WA1 1PP Tel 0800 9800747 Fax 01925 445775 Minicom 01925 623613 Email info phonak co uk www phonak co uk PHONAK hearing systems
3. instrument mic Final sound check Talk into both mics Should be clear Should be clear independently and undistorted and undistorted This sheet can be photocopied in order to keep a record of settings and daily checks for individual users Morning Checks Note If you are experiencing intermittent problems please check the following Check that the audio shoe is the correct model This must be an MLx MLXS shoe signified by a grey base Check for a loose fit or damage to the electrical contacts Ensure the hearing instrument battery is new A battery tester will not check under load so it may indicate a charged battery that will not operate the receiver Check transmitter microphone leads are secure and the volume of the hearing instrument is optimal Check that the earmolds are free from wax If you suspect that the transmitter is not working go to the transmitter Trouble Shooting section Page 9 2 Detailed Trouble Shooting Receivers MLx MLxS Note Always check that the hearing instrument is functioning If it is not then the FM system will not work e Does the hearing instrument have a new battery e Is the direct audio input contact covered as they are delivered with a cover Remove the cover if necessary You should see 3 gold contacts e Does the battery door have a hole in it Some manufacturers hearing instruments do not have this as standard The hole is necessary to power the receiver
4. Phonak FM Systems Preventative Maintenance and Trouble Shooting Guide PHONAK i ity hearing systems Index Morning checks Receivers page Transmitters CampusS SmartLink SX Detailed Trouble Shooting Receivers Aaa aan Other manufacturers Transmitters Frequently Asked Questions Receivers page MicroLink 10 11 MUS Transmitters Campus S ee tai aia stares ae 4 Contact Information 15 EduLink 1 Morning Check Sheet Receivers Name Right INN re AO oc Default Frequency enn Questions Test Does hearing Listen to aid alone instrument work Does FM receiver Connect receiver mute hearing and listen to FM only instrument single dot with Left HA Switch Position Audio Shoe Frequency Default enn Action Hearing instrument Transmitter expected expected outcome outcome Should be working Own voice should NA be amplified The hearing instrument Should hear a NA mic should be off buzz in the hearing instrument microphone Transmitter turned off Does transmitter Turn on the transmitter work on and leave the receiver FM only on FM only single dot Does transmitter Switch the receiver work on FM M to FM M two dots Rub your finger over Environmental mic Mic should the transmitter and should be inactive be active hearing instrument mic Rub your finger over Should hear Should hear the transmitter and a response a response hearing
5. e 3V DC output and the LED on the TX3 should illuminate whilst charging Leave on charge when not in use Ensure the hearing instrument and receiver are set for FM Campus S Check that the unit is turned on The display should be fully illuminated Check that the unit is fully charged The battery indicator should have at least one filled bar Check when it was last charged Ensure the charger had a 3V DC output and is plugged into the correct socket This will be indicated by the charging symbol flashing Leave on charge when not in use Note this does not stop when the unit is fully charged Check that the microphone is not in the off position the cross symbol Remove the back clip and ensure that the microphone is fully plugged in Check that the displayed frequency is the same as the default on the MLXS For MLXS press the frequency synchronisation button to ensure the same frequency If interference occurs try another frequency Ensure that the hearing instrument and receiver are set for FM SmartLink SX Ensure that the unit is switched on and fully charged This is indicated by the charging symbol having at least one filled bar Check that the correct charger is being used All SmartLink chargers are labelled The SmartLink cannot be over charged The SmartLink will take 2 hours to fully charge The charging symbol will stop flashing when it is at maximum Ensure it is inserted in the 9V DC socket If interfe
6. e Has the FM programme been activated in the hearing instrument e Is the hearing instrument program switch in the correct position For details of audio shoe and switch positions see the enclosed guide or go to http www phonak co uk ccuk professional productsp_uk fm mix htm FM Activation Chart Hearing Audio Shoe Hearing Instrument Instrument Switch Position Middle dot ug B n u nucg m Tr Supero AS4 MLx MLxS On FM or Need to activate FM M program when programming Perseo ML8S On FM or On FM programme integrated receiver FM M program Claro ML8S On FM or On FM Programme integrated receiver FM M program Savia ML9S On FM or On FM programme integrated receiver FM M program Detailed Trouble Shooting Note EduLink FM Activation EduLink is an FM receiver only To activate ensure that the receiver is turned on and that the default frequency matches the transmitter MLxS Activation with other manufacturers hearing instruments Note MLx MLxS is not compatible with all hearing instruments Please ensure compatibility before purchase Oticon e Check there is a hole in the battery draw This is a necessary modification e Does the hearing instrument have direct audio input contacts This is not standard on all hearing instruments e Check the hearing instrument is in the M position e Check with Oticon to ensure the hearing instrument does not need to be modified This is dependent on serial number
7. e frequency set on my WallPilot and Campus S Yes The primary channel on the WallPilot should be the same as the Campus S If a small group is to be taken to one side another channel can be selected on the Campus S and the frequency synchronisation function used to change the frequency of the receiver Will the WallPilot interfere with the Transmitter No the WallPilot is not a transmitter so will not interfere How do prevent the WallPilot or transmitter channel from being accidentally changed You can lock the displays of all of the equipment by pressing the bottom two buttons simultaneously 12 Frequently Asked Questions Transmitters Q What channels can be requested in the transmitters A The transmitters and WallPilot can have up to 40 channels This in most cases would be impractical most people use up to 20 channels We supply the transmitters in a range of standard selections Name Frequency Number Standard 5 oe Ho2 HOG HOB H16 H20 N All Frequencies num Oa Euro 50KHz Grid HOT HO2 H06 H47 H48 H50 H57 Partial H59H67 nana Or a selection of the above Non standard frequencies H91 H99 Can be configured fo suit your requirements ____ HII mn H99 nn A Ful Ewo Q Can mute the microphone on my transmitter A Yes You can with the Campus S microphone by turning it to the X posi tion You would have to have an external microphone attached to the SmartLink SX to do this
8. hearing instrument have to be switched on to change frequencies on the MLxS Yes The MLxS MLx takes power directly from the hearing instrument so it must be turned on How does the battery voltage of the hearing instrument effect the gain of the MLxS It will have a direct effect if the battery power is low the gain of the MLxS will drop It is a good idea to ensure that the battery is changed on a regu lar basis Do not wait until the battery is low The battery life will depend upon the hearing instrument and usage 10 Frequently Asked Questions P Do I have to balance my FM receiver The MLXS is delivered with a default FM advantage of 10dB In the majori ty of cases and on the majority of hearing instruments this will be appro priate If necessary it is programmable from 6dB to 24dB There are cer tain circumstances when you may need to adjust the FM level such as use with Cochlear Implants or severe audiograms If this is necessary contact Phonak UK for advice How many channels can my MLxS have The MLxS can be programmed to accept any authorised channel in Europe That is from 173 350MHz to 175 050MHz The MLXS is delivered with the default frequency H02 08 When the hearing instrument or MLxS is switched off and on again they will revert to the default frequency This can be a frequency of your choice and it does not have to be a Phonak fre quency This default can also be changed at anytime The frequency
9. rence occurs ensure that the antenna is attached or try another frequency Ensure that the receiver and the SmartLink SX are on the same frequen cy If not press F on the SmartLink Ensure that the hearing instrument and receiver are set for FM For details on mobile phone use go to http www phonak co uk ccuk professional productsp_uk fm fm_con figurator htm SmartLink SX 3 Frequently Asked Questions Receivers P Do I need to turn my receiver off when am not using FM No The receiver should automatically turn off within 40 seconds if an FM signal is not detected It will constantly monitor for a signal and it will instantly start up again on the last used frequency if an FM signal is detected If turn my hearing aid off will it reset the default channel Yes You must press the frequency synchronisation on your S product transmitter if you wish to use a channel other that the default How do choose between MLx and MLxS MLx is single frequency It will only be suitable for someone who has no need to use different frequencies MLXS is multi frequency so is more adaptable for future situations The reception will also be better for MLxS it also has a sleep function that will increase your battery life The pin ori entation on the MLxS can be changed easily Do need new audio shoes for MLxS No The shoes have not changed There is a new AS4 MLXS shoe but this is also compatible with MLx Does the
10. you are using is only limited by the number of frequencies you have pro grammed in to your transmitter Can the MLxS be used with other manufacturers transmitters Yes it can as long as the transmitter is operating on the default frequency of the MLxS You will also have to remember that you may not get as good a performance as with a Phonak transmitter and you will not be able to change channels Note Optimum performance is achieved when using Phonak transmitters togeth er with phonak receivers 11 Frequently Asked Questions Transmitters Q A PP PP At what distance can you perform frequency synchronisation with the S transmitters and the WallPilot The SmartLink SX and Campus S will work at about 0 5m The WallPilot range can be set at close medium or far F1 F2 F3 This ranges between 0 5m to 3m It can be adjusted within this range but the exact range will be dependent upon the environment Does it matter if a child walks or runs past the WallPilot No They can walk run or skip and it will not affect the frequency change What is the battery life of the WallPilot It will last for about 22 hours but Phonak recommend that the WallPilot is permanently on charge Please note that you will need a socket within 2m of the WallPilot installation Is the WallPilot the same as a Campus S No although they can both change receiver frequencies the WallPilot is not an FM transmitter Do use the sam

FM TroubleShooting

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