Lenovo G510 Lenovo 3000 G510 User Guide V2.0 - Page 65

Keyboard Problems, Sleep or Hibernation Problems

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Lenovo 3000 G510 UG V2.0_en.book Page 57 Friday, April 18, 2008 2:54 PM Chapter 4. Solving Computer Problems „ Keyboard Problems Problem: Solution: Problem: Solution: A number appears when you type a letter. The numeric lock function is on. To disable it, press Fn + Insert. All or some of the keys on the external numeric keypad do not work. Make sure that the external numeric keypad is correctly connected to the computer. „ Sleep or Hibernation Problems Problem: Solution: Problem: The computer enters sleep mode unexpectedly. If the processor overheats, the computer automatically enters sleep mode to allow the computer to cool and to protect the processor and other internal components. Check the settings for sleep mode. The computer enters sleep mode (the sleep indicator turns on) immediately after Power-on self-test (POST). 57

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57
Chapter 4. Solving Computer Problems
Keyboard Problems
Sleep or Hibernation Problems
Problem:
A number appears when you type a letter.
Solution:
The numeric lock function is on. To disable it, press Fn +
Insert.
Problem:
All or some of the keys on the external numeric keypad do
not work.
Solution:
Make sure that the external numeric keypad is correctly
connected to the computer.
Problem:
The computer enters sleep mode unexpectedly.
Solution:
If the processor overheats, the computer automatically
enters sleep mode to allow the computer to cool and to
protect the processor and other internal components. Check
the settings for sleep mode.
Problem:
The computer enters sleep mode (the sleep indicator turns
on) immediately after Power-on self-test (POST).
Lenovo 3000 G510 UG V2.0_en.book
Page 57
Friday, April 18, 2008
2:54 PM