Lenovo 59393605 manual Display problems, Troubleshooting

Chapter 4. Troubleshooting

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 tablet, nothing appears on the screen.

The screen goes blank while the tablet is on.

•If the screen is blank, make sure that:

-The AC power adapter is connected to the tablet and the power cord is plugged into a working electrical outlet.

-The tablet power is on. Press and hold the Power button for two seconds for confirmation.

-Press and hold the Power button for ten seconds to force shut down the tablet. Then press the power button for two seconds to restart.

•If these items are set correctly and the screen remains blank, have the tablet serviced.

•Your power management is enabled. Do one of the following to resume from sleep mode:

-Press the Power button.

-Press the Windows button.

Sleep problems

The critical low-battery error message appears, and the tablet immediately turns off.

The tablet enters sleep mode immediately after Power-on.

•The battery power is getting low. Connect the AC power adapter to the tablet.

•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.

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

aPress the Power button for two seconds to turn on the tablet.

bPress and hold the Power button for ten seconds to force shut down.

cPress the Power button for two seconds again to restart. Then reset the tablet with the

Push-button reset recovery system.

If the problem persists, have the tablet serviced.

21