Lenovo IdeaPad U550 User Manual page 66

Chapter 5. Troubleshooting
Battery problems
Your computer shuts down
before the battery status
indicator shows empty.
-or-
Your computer operates
after the battery status
indicator shows empty.
The operating time for a
fully charged battery is
short.
The computer does not
operate with a fully charged
battery.
The battery does not
charge.
A hard disk drive problem
The hard disk drive does
not work.
A startup problem
®
The Microsoft Windows
operating system does not
start.
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• Discharge and recharge the battery.
For details, see "Handling the battery" in Chapter 2.
•
• 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.
• For details, see "Handling the battery" in Chapter 2.
• In the Boot menu in BIOS Setup Utility, make sure
that the hard disk drive is included in the Boot
priority order correctly.
Use the OneKey Rescue System to help solve or
•
identify your problem. For details on the OneKey
Rescue System, see "Chapter 4. OneKey Rescue
System" on page 41.