Lenovo Y730 Y730 User Guide V1.0 - Page 71

Sleep or Hibernation Problems - test

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Lenovo IdeaPad Y730 UG V1.0_en.book Page 62 Friday, June 27, 2008 6:06 PM Chapter 4. Troubleshooting „ Sleep or Hibernation Problems 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). Make sure that: ƒ The battery is charged. ƒ The operating temperature is within the acceptable range. See "Specifications" on page 120. If the battery is charged and the temperature is within range, have the computer serviced. 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 does not return from sleep mode, or the sleep indicator stays on and the computer does not work. If the computer does not return from sleep mode, it may have entered hibernation mode automatically because the battery is depleted. Check the sleep indicator. 62

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Chapter 4. Troubleshooting
62
Sleep or Hibernation Problems
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).
Make sure that:
The battery is charged.
The operating temperature is within the acceptable range. See
“Specifications” on page 120.
If the battery is charged and the temperature is within range, have the
computer serviced.
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 does not return from sleep mode, or the sleep
indicator stays on and the computer does not work.
If the computer does not return from sleep mode, it may have entered
hibernation mode automatically because the battery is depleted. Check
the sleep indicator.
Lenovo IdeaPad Y730 UG V1.0_en.book
Page 62
Friday, June 27, 2008
6:06 PM