Instruction Manual

13
Operating Hearing Aid
 Power ON/OFF status:
1. Turn the power switch up to ON, and the main unit of the hearing
aid will start.
Please turn off the hearing aid after each use; it may reduce the
whistling sound when next turn on the device.
2. After powering on, the “DISPLAY” will first display the volume
value of the main unit of the hearing aid. It will turn off after about
10 seconds, and will turn into a red light to flash, and then flash
slowly once.
 Select Mode:
There are 4 built-in modes in the system. You can press the mode key
to select the appropriate mode. The display will change with the
selected mode.