Lenovo G480 Laptop User Guide V3.0 (Microsoft Windows 8 Preinstalled) - Lenovo - Page 43

Troubleshooting, Sound problems, Battery problems, A hard disk drive problem

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Chapter 5. Troubleshooting Sound problems No sound can be heard from the speaker even when the volume is turned up. Battery problems • Make sure that: - The Mute function is off. - The headphone jack is not used. - Speakers are selected as the playback device. Your computer shuts down before the battery status indicator shows empty. -orYour computer operates after the battery status indicator shows empty. • Discharge and recharge the battery. The computer does not operate • with a fully charged battery. A hard disk drive problem 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. The hard disk drive does not work. A startup problem • In the Boot menu in BIOS setup utility, make sure that the hard disk drive is included in the EFI/Boot device priority correctly. The Microsoft® Windows operating system does not start. A backup problem • Use the OneKey Recovery system to restore the system partition to its original status or a previously created backup point. For details about the OneKey Recovery system, see "Lenovo OneKey Recovery system" on page 34. 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 will need to free more space on the destination device. 39

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Chapter 5. Troubleshooting
39
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 headphone jack is not used.
-
Speakers are 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 indicator
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 BIOS setup utility, make sure that the
hard disk drive is included in the
EFI/Boot device priority
correctly.
A startup problem
The Microsoft
®
Windows
operating system does not
start.
•
Use the OneKey Recovery system to restore the system
partition to its original status or a previously created back-
up point.
For details about the OneKey Recovery system,
see “Lenovo OneKey Recovery system” on page 34.
A backup problem
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
will need to free more space on the destination device.