Coby NBPC1220 Manual De Instrucciones página 22

Troubleshooting
Problem
Computer does not turn on. If using AC power, check that the AC adapter is securely connect-
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.
Page 22
Display
ed 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 cor-
rectly.
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.
Solution
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