Lenovo G450 Lenovo G450/G550 User Guide V1.0 - Page 36

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

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Chapter 5. Troubleshooting 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 is selected as a playback device. Battery problems 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 operating time for a fully charged battery is short. • For details, see "Handling the battery" in Chapter 2. The computer does not operate with • The surge protector in the battery might be active. Turn off the a fully charged battery. computer for one minute to reset the protector; then turn on the computer again. The battery does not charge. • For details, see "Handling the battery" in Chapter 2. 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 Boot priority order correctly. A startup problem The Microsoft® Windows operating system does not start. • Use the OneKey Rescue System to help solve or identify your problem. For details about OneKey Rescue System, see "Chapter 4. OneKey rescue system" on page 23. OneKey Rescue System problems System 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 hard disk space on your system partition (C drive). • If you are backing up your data to a CD/DVD, make sure you are using compatible burning devices. • If you are burning backed up files to CD/DVD, make sure the burning devices are compatible with the CD/DVD discs. Restore to factory default feature can not be used. • The system partition, such as the partition size or the drive capacity of C, has been modified. 28

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28
Chapter 5. Troubleshooting
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 is selected as a 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 operating time for a fully
charged battery is short.
•
For details, see “Handling the battery” in Chapter 2.
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.
The battery does not charge.
•
For details, see “Handling the battery” in Chapter 2.
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
Boot priority order
correctly.
A startup problem
The Microsoft
®
Windows operating
system does not start.
•
Use the OneKey Rescue System to help solve or identify your
problem. For details about OneKey Rescue System, see “Chapter 4.
OneKey rescue system” on page 23.
OneKey Rescue System problems
System 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 hard disk space on your system partition (C drive).
•
If you are backing up your data to a CD/DVD, make sure you are
using compatible burning devices.
•
If you are burning backed up files to CD/DVD, make sure the
burning devices are compatible with the CD/DVD discs.
Restore to factory default feature
can not be used.
•
The system partition, such as the partition size or the drive capacity
of C, has been modified.