5. Push the rocker to "O" to switch off.
Be sure to switch off after use to save battery power.
* After using the Hearing aid, in order to Save battery energy, remember ALWAYS to open the
battery cartridge.
* If you
aren’t going to use the hearing aid for long time, please take the battery out of the
compartment.
NOTE
1. It is forbidden to be used by those patients with tympanitis or ear pyogenesis.
2. Don't use it at very high volume for long time. Otherwise it will injure your ear. If you feel
uncomfortable, please stop using.
3. Leave the battery away the children. Don't throw the scrapped battery as common rubbish.
4. Don't use the product in potential explosive or dangerous environment.
5. Keep the unit away from the children.
TROUBLESHOOTING
1. No sound from hearing aid. Check as following:
- If you load the battery in correct direction. Please load the battery with correct polarity.
- If the battery power has been used up. Please replace a new cell.
- If the battery plate contact? Keep the battery contact pieces clean to prevent contact fault or
power off. Clean contacts. Or if the location of golden metal contacts in both sides is changed,
Jack them towards the middle direction slight with tweezers to ensure the contacts and battery
contact fully. Try switching on and off again.
- If the earphone is damaged. Please replace a new earphone.
- If the ear cap is blocked with wax or debris, or broken.
Please clean it or replace a new ear cap.
2. How can whistling (Acoustic feedback) noise be reduced?
- If whistling (feedback) in ear, turn off power or reduce the volume. Try and choose your
preferred size ear cap (4 sizes provided) to fit snugly and seal your ear canal, use another
sized ear cap for more snug fit if necessary. Remove your hand from your ear, the whistling
will go away. When you ensure the ear cap seal your ear snugly, turn on or increase the
volume slightly.
Содержание PHLHA46
Страница 1: ...Hearing Aid User Manual PHLHA46...
