Lenovo IdeaPad U410 IdeaPad U310&U410 User Guide V1.0 (English) - Page 40

Troubleshooting, Sound problems, Battery problems, A hard disk drive problem - boot menu

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Page 40 highlights

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 are selected as the 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 computer does not • The surge protector in the battery might be active. operate with a fully charged Turn off the computer for one minute to reset the battery. 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 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 28. 36

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36
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 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 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 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 28.