Lenovo 80VV003UUK Manual del usuario - Página 37

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Troubleshooting

If you do not find your problem here, see Chapter 1. The following section only describes

problems that might negate the need to refer to the more comprehensive information in

Chapter 1.

Display problems

When I turn on the

computer, nothing

appears on the screen.

The screen goes blank

while the computer is on.

Sleep problems

The critical low-battery

error message appears,

and the computer

immediately turns off.

The computer enters sleep

mode immediately after

Power-on.

Note: If the battery is charged and the temperature is within range, do the following:

a Press the Power button for about two seconds to turn on the computer.

b Press and hold the Power button for about ten seconds to force shut down.

c Press the Power button for about two seconds again to restart. Then reset the computer with the

Reset this PC recovery system.

If the problem persists, have the computer serviced.

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• If the screen is blank, make sure that:

- The AC power adapter is connected to the computer and

the power cord is plugged into a working electrical outlet.

- The computer power is on. Press and hold the Power

button for about two seconds for confirmation.

- Press and hold the Power button for about ten seconds to

force shut down the computer. Then press the Power button

for about two seconds to restart.

• If these items are set correctly and the screen remains blank,

have the computer serviced.

• Your power management is enabled. Do one of the following

to resume from sleep mode:

- Press any key on the keyboard.

- Press the Power button.

• The battery power is getting low. Connect the AC power

adapter to the computer.

• Make sure that:

- The battery is charged.

- The operating temperature is within the acceptable range.

See "Chapter 2. Use and care Information" in the Lenovo

Safety and General Information Guide.

Chapter 4. Troubleshooting