26Troubleshooting GuideCAUSE POSSIBLE REMEDYNo sound• Not turned on• Low/dead battery• Poor battery contact• Battery upside down• Moda 13: Earmolds/slim tubes/domesblocked with ear waxMoxi 13: Shells/domesblocked with ear wax• Plugged microphoneprotectorNot loud enough• Low volume• Low battery• Moda 13: Earmolds/slim tubes/domesnot inserted properlyMoxi 13: Shells/domesnot inserted properly• Change in hearing• Moda 13: Earmolds/slim tubes/domesblocked with ear waxMoxi 13: Shells/domesblocked with ear wax• Turn on• Replace battery• Consult your hearing healthcare professional• Insert battery plus (+) side up• Clean earmolds or slim tubes and domes.See “Cleaning your Hearing Instrument”.Consult your hearing healthcare professional.• Consult your hearing healthcare professional• Turn up volume; see hearing healthcareprofessional for models without a manualvolume control or if problem persists.• Replace battery• See “Putting Your Hearing Instruments onYour Ears”. Reinsert carefully.• Consult your hearing healthcare professional• Clean shells and domes. See “Cleaning yourHearing Instrument”. Consult yourhearing healthcare professional.