User's Manual

CHAPTER 5. TROUBLESHOOTING
35
 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.
 If the sleep indicator is on, your computer is in sleep mode. Connect
the AC adapter to the computer; then press any key or the power
button.
 If the sleep indicator is off, your computer is in sleep/hibernation mode
or power-off state. Connect the AC adapter to the computer; then press
the power button to resume operation.
 If the system still does not return from sleep mode, your system has
stopped responding, and you cannot turn off the computer; reset the
computer. Unsaved data may be lost. To reset the computer, press and
hold the Power button for 4 seconds or more. If the computer is still not
reset, remove the AC adapter and the battery.
Computer Screen Problems
The screen is blank.
Do the following:
 If you are using the AC adapter, or using the battery, and the battery
status indicator is on (is blue), press Fn +F7 to make the screen
brighter.
 If the Power indicator is in blinking blue, press any key or the Power
button to resume from the sleep mode.
 If you still have the problem, do the Solution in the following problem
“The screen is unreadable or distorted.”
The screen is unreadable or distorted.
Make sure that:
 The display device driver is installed correctly.
 The screen resolution and color quality are correctly set.
 The monitor type is correct.
To check these settings, do as follows: