1. TROUBLESHOOTING FOR THE MLxS FM SYSTEM By Barbara Ortiz, B.S./B.A. Justin Langran, B.A. Callier Center for Communication Disorders The University of Texas at Dallas April 25, 2005

2. This Guide Will Help You…  Recognize the different parts of your hearing aid (HA) or cochlear implant (CI) FM system;  Identify a problem with your HA or CI FM system;  Implement the appropriate solution; and  Determine if professional service is needed.

3. PARTS – Receiver for HA and CI MLxS RECEIVER HA ONLY FM ONLY FM & HA

4. PARTS – Transmitter for HA and CI FM TRANSMITTER - CAMPUS S LCD Display- channel and power display Channel Selection Beam MIC On/Off antenna

5. PARTS – HA FM System HA MLxS FM RECIEVERAUDIOSHOE

6. PARTS – CI FM System

7. Listening Port

8. TROUBLESHOOTING GUIDES How to Use These Guides:  Read the question.  Determine the appropriate answer.  Click on the answer to go to the next step.

9. CHOOSING THE RIGHT GUIDE Are all FM system users experiencing difficulties? YES Go to transmitter page NO Go to receiver page

10. TRANSMITTER OVERVIEW Choose a topic: ChargingMicrophoneAntennaChannel Did this solve your problem? YESNO Main Menu

11. TRANSMITTER – Charging Make sure that the charger plug is in the correct jack.  Note: the charger plug will not sit flush against the bottom of the transmitter; if it does, the plug is in the wrong jack. The LCD display will tell you if the transmitter is charged or not. Return

12. Cheek Mic Lapel Mic TRANSMITTER – Microphones  When using the lapel mic, be sure it is turned on and set accordingly.  Be sure the mic is plugged in completely.  Wear with appropriate placement. Return

13. TRANSMITTER – Antenna Check the antenna for damage. Antenna must be completely unrolled. Antenna should hang down loosely. antenna Return

14. TRANSMITTER – Channel If users suddenly cannot hear you:  You may have accidentally changed your channel.  To lock your channel, press and hold synch and down arrow simultaneously until man icon appears. If users are complaining of hearing another speaker:  Check the channel and channel assignment for bleed over. Return

15. RECEIVER OVERVIEW Which system is being used? HEARING AID COCHLEAR IMPLANT Main Menu

16. HEARING AID OVERVIEW Choose a topic: BatteryHA Listening Check FM ReceiverAudioshoe Did this solve your problem? Main Menu YESNO

17. HEARING AID – Battery If the FM system is not working, put in a new battery. Battery compartment Return

18. HEARING AID – LISTENING CHECK If the battery is working, listen to the HA using your listening stethoscope:  Switch the HA off and on.  Listen for intermittence while talking and tapping on the HA.  Switch between the microphone and the T-coil. Return

19. HEARING AID – FM Receiver If the HA is working, try the FM receiver on a different hearing aid:  Test the receiver in all three positions: FM and HA, FM only, and HA only.  Check the switch for weakness. Return

20. HEARING AID – Audioshoe If the hearing aid and FM receiver are both working, try using the audioshoe on a different hearing aid. Return

21. COCHLEAR IMPLANT OVERVIEW Choose a topic: BatteryCordsFM ReceiverMicrolink CI S Did this solve your problem? Main Menu YESNO

22. COCHLEAR IMPLANT – Battery With CI equipment, there is more than one battery to check: Battery compartment Body worn CI Ear level CIMicrolink CI S Return

23. COCHLEAR IMPLANT – Cords If the battery is working, check all cords and connections for wear or breaks. Replace any damaged cords. Cord connections Cord Connection Return

24. COCHLEAR IMPLANT – FM Receiver If the CI has a listening port, check the receiver functioning by listening to it. If there is not a port, test the receiver using another device (CI or HA). The order in which the CI and FM are turned on is important: 1. Turn off the CI and FM; 2. Plug in the FM; 3. Turn on the CI; 4. Turn on the FM. Return

25. COCHLEAR IMPLANT – Microlink CI S If everything else is working, the Microlink may be the problem:  Check the battery.  Check that the volume is turned up.  Be sure the Microlink is turned on.  Check for connection weakness. Return

26. We’re Sorry… This troubleshooter guide was unable to help you. Please seek professional assistance from your audiologist. Main Menu

27. CONGRATULATIONS! You’re Finished!