Coby NBPC1022 Manual De Instrucciones página 22

Troubleshooting
Problem
Computer does not turn on. If using AC power, check that the AC adapter is securely con-
Computer turns on, but
there is no screen image.
Screen goes blank while
the computer is on.
A number appears when
you enter a letter.
All or some of the keys
on the external numeric
keypad do not work.
The computer enters sleep
mode unexpectedly.
Page 22
Display
nected to the computer and the power cord is plugged into a
working electrical outlet.
If using battery power, check that the battery is charged.
Confirm that the screen brightness level is not at its minimum
setting. (To increase brightness, press Fn +F7.)
If using battery power, check that the battery is installed
correctly.
If using AC power, check that the AC adapter is connected to
the computer and the power cord is plugged into a working
electrical outlet.
Screen saver may be enabled; touch the touchpad or any key to
exit screen saver mode.
If power management is enabled, the computer may have en-
tered sleep mode. Press the power button to exit sleep mode.
Keyboard
The numeric lock function is enabled. To disable it, press Fn +
Insert.
Make sure that the external numeric keypad is securely con-
nected to the computer.
Sleep/Hibernation Mode
Check that the battery is charged.
Solution
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