Lenovo IdeaPad U530 Touch Notebook - Manual (Page 33)

Chapter 4. Troubleshooting
29
Sound problems
No sound can be heard
from the speaker even
when the volume is turned
up. • Make sure that:
‐ The mute function is off.
‐ The combo audio jack is not in use.
‐ The speaker is selected as the playback device.
Battery problems
Your computer shuts down
before the battery status
indicator shows empty.
-or-
Your computer operates
after the battery status indi-
cator shows empty. • Discharge and recharge the battery.
The computer does not
operate with a fully charged
battery. • The surge protector in the battery might be active.
Turn off the computer for one minute to reset the
protector; then turn on the computer again.
A hard disk drive problem
The hard disk drive does
not work. • In the Boot menu in the BIOS setup utility, make sure
that the hard disk drive is included in the EFI list.
OneKey Recovery system problems
Backup cannot be made. • You are not currently using a Windows operating
system.
• There is not enough space to store the backed up
data. You need to free more hard disk space on your
backup partition.
Failure to restore the
system partition to its
factory default. • The system partition, such as the partition size or the
drive capacity has been modified.
Touch screen problem
The touch screen reacts,
but not where you are
touching it. • If you cannot select objects accurately with your
finger, you need to calibrate the touch screen.Select
Hardware and Sound in the control panel, select
Tablet PC Settings. Click Calibrate in the Tablet PC
Settings dialog box.