Lenovo IdeaPad U450p 3389 User Manual page 62

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 37.