Asus PU401LA - Manual (Page 108)

108 Notebook PC E-Manual
4. My battery LED indicator does not light up. What’s wrong?
• Check whether the power adapter or battery pack is
attached correctly. You may also disconnect the power
adapter or battery pack, wait for a minute, then reconnect
them again to the power outlet and Notebook PC.
• If the problem still exists, contact your local ASUS service
center for assistance.
5. Why is my touchpad not working?
• Press to enable your touchpad.
• Check if ASUS Smart Gesture has been set to disable the
touchpad when connecting an external pointing device.
6. When I play audio and video files, why can’t I hear any sound
from my Notebook PC’s audio speakers?
You can try doing any of the following suggestions:
• Press to turn up the speaker volume.
• Check if your speakers were set to mute.
• Check if a headphone jack is connected to your Notebook
PC and remove it.
• Unlock the I/O Interface Security in your system’s BIOS. For
more details, refer to the I/O Interface Security section in
this manual.
7. What should I do if my Notebook PC’s power adapter gets lost
or my battery stops working?
Contact your local ASUS service center for assistance.