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Chapter 5. Troubleshooting
31
A Password problem
I forgot my password. • If you forget your user password, you must take your
computer to a Lenovo authorized servicer or a marketing
representative to have the password changed.
• If you forget your HDD password, a Lenovo authorized
servicer cannot reset your password or recover data from
the hard disk. You must take your computer to a Lenovo
authorized servicer or a marketing representative to have
the hard disk drive replaced. Proof of purchase is required,
and a fee will be charged for parts and service.
• If you forget your supervisor password, a Lenovo
authorized servicer cannot reset your password. You must
take your computer to a Lenovo authorized servicer or a
marketing representative to have the system board
replaced. Proof of purchase is required, and a fee will be
charged for parts and service.
Keyboard problems
A number appears when you
enter a letter (G465).
• The numeric lock function is on. To disable it, press Fn + F8.
Sleep or hibernation problems
The critical low-battery error
message appears, and the
computer immediately turns off.
• The battery power is getting low. Connect the AC adapter to
the computer, or replace the battery with a fully charged
one.
The computer enters sleep
mode immediately after Power-
on self-test (POST).
• Make sure that:
- The battery is charged.
- The operating temperature is within the acceptable range.
See “Chapter 2. Use and care Information” of Lenovo
Safety and General Information Guide.
Note:If the battery is charged and the temperature is within range, have the computer serviced.