Samsung A640 Cell Phone User Manual


 
230 Section 4A: Important Safety Information
Getting the Best Hearing Device Experience With
Your Phone
To further minimize interference:
There is usually less interference on the microphone setting than the
telecoil setting.
Set the phone’s Display and Keypad backlight settings to ensure the
minimum time interval:
1. Press Menu > Settings > Display > Backlight.
2. Select Main Display or Keypad and press .
3. Select the minimum time setting (8 seconds) and press .
Use phones with a pull-out antenna. Phones with embedded
antennae may produce more interference.
Position the phone so the antenna is farthest from your hearing aid.
Move the phone around to find the point with least interference.