92
93
MALFUNCTIONS
CAUSE
POSSIBLE SOLUTIONS
Device is not
working, you
can’t hear any
sound.
Battery is not inserted
properly
Insert the battery ensuring correct polarity
Battery level is low
Replace it with a new battery
Battery is not con-
nected properly
Clean the contacts or raise them with
tweezers
Headset damaged or
presence of earwax
Clean or replace it with a new one
Volume is low
Headset damaged or
presence of earwax
Clean or replace it with a new one
Hearing drop, loss
Contact your professional hearing specialist
The sound is
intermittent
Possible humidity
Open the battery compartment and leave it
open 24 hours to let the moisture evaporate.
Unit is defect
Call our service center
You can hear a
whistle (Larsen
effect)
Fault
Power cycle unit
Volume is too high
Reduce the volume
Earbuds size is wrong
Find proper fitting earbuds. Keep in mind that
they need to cover the majority of the ear canal.
Turn it on and increase the volume gradually.
Содержание Digital AIR 3D
Страница 1: ...MANUALE USO E MANUTENZIONE USE AND MAINTENANCE MANUAL...
Страница 12: ...12 IT...
Страница 13: ...13 INDICE Modello DIGITAL AIR 3D p 14 Modello DIGITAL SUPERIOR 3D p 40 Modello DIGITAL INVISIBLE 3D p 66...
Страница 14: ...14 IT 101 Codici analoghi Digital PRO 3D 104...
Страница 26: ...26 IT Contenuto della confezione...
Страница 37: ...37 Per spegnere l amplificatore aprire il vano porta batteria A fine utilizzo rimuovere l amplificatore...
Страница 40: ...40 IT 100...
Страница 52: ...52 IT Contenuto della confezione...
Страница 80: ...80 IT Contenuto della confezione...
Страница 86: ...86 IT A fine utilizzo rimuovere l amplificatore Per spegnere l amplificatore aprire il vano porta batteria...
Страница 100: ...100...
Страница 101: ...101 INDEX DIGITAL AIR 3D Model p 102 DIGITAL SUPERIOR 3D Model p 128 DIGITAL INVISIBLE 3D Model p 154...
Страница 102: ...102 101 Other codes Digital PRO 3D 104...
Страница 114: ...114 Content of the package...
Страница 125: ...125 To turn off the unit open the battery compartment door At the end of use remove the device...
Страница 128: ...128 100...
Страница 140: ...140 Content of the package...
Страница 151: ...151 At the end of use remove the device To turn off the unit open the battery com partment door...
Страница 166: ...166 Content of the package...
Страница 172: ...172 To turn off the unit open the battery compartment door At the end of use remove the device...
Страница 178: ......
Страница 179: ......