When the hearing aid is out of order, please refer to the methods described in the “(Hearing
aid/Charge Box)Breakdown Self Check” table in this manual. If you still cannot solve the problem in
accordance with these methods, send the whole set of hearing aids back to the company for repair.
Please describe the hearing aid malfunction in as much detail as possible. Include your name,
address, and contact phone number so that we can contact you and provide services. Hearing aids
are fragile electronic products. Pack them properly when shipping. If necessary, you can ask the
shipping company to pack it for you.
1
.
Congenital atresia or malformation of the external auditory canal.
2
.
Sudden deafness.
3
.
Rapid progressive hearing loss.
4
.
Hearing loss is accompanied by dizziness, headache, and/or earache.
5
.
Conductive deafness of any cause
.
6
.
Suffering from acute external otitis media, acute suppurative otitis media is not
suitable for wearing this hearing aid.
Repair
Contraindications and Precautions
