ASUS P550 ユーザーズマニュアル

To adjust the device volume:

1. Tap the speaker icon.
2. From the volume menu, you can:
  • Adjust the phone volume or device  

  volume by moving the slider to the  
  desired volume level.

  • Tap On, Vibrate, or Off to change the  

  system and ringer volume settings.

You can also press and hold the jog dial key at 
the left side of the device to launch the volume 
menu.