Asus CM1855 CM1855 User's Manual - Page 66

Power, Display

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ENGLISH Power Problem No power (The power indicator is off) Possible Cause Incorrect power voltage Your computer is not turned on. Your computer's power cord is not properly connected. PSU (Power supply unit) problems Action • ��S�e�t��y�o�u�r�c�o�m��p�u��te�r�'�s�p�o��w�e�r��v�o�lt�a�g�e� switch to your area's power requirements. • ��A�d��ju�s�t��th��e�v��o�lt�a�g�e��s�e��tt�in��g�s�.�E��n�s�u�r�e� that the power cord is unplugged from the power outlet. Press the power key on the front panel to ensure that your computer is turned on. • ��E�n�s��u�r�e�t�h�a�t��th��e�p��o�w�e��r�c�o�r�d��is� properly connected. • ��U�s�e��o�t�h�e�r�c�o�m��p�a�t�ib��le��p�o�w��e�r �c�o�r�d�. Contact the ASUS Service Center about installing another PSU on your computer. Display Problem No display output after turning the computer on (Black screen) Possible Cause The signal cable is not connected to the correct VGA port on your computer. Signal cable problems Action • ��C�o��n�n�e�c��t �th��e�s��ig�n��a�l�c�a�b��le��t�o�t�h�e� correct display port (onboard VGA or discrete VGA port). • ��If��y�o�u��a�r�e��u�s�i�n�g��a�d��is�c�r�e�t�e��V�G��A� card, connect the signal cable to the discrete VGA port. Try connecting to another monitor. 66 Chapter 7: Troubleshooting

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66
Chapter 7: Troubleshooting
ENGLISH
Power
Problem
Possible Cause
Action
No power
(The power
indicator is off)
Incorrect power voltage
•
Set your computer’s power voltage
Set your computer’s power voltage
switch to your area’s power
requirements.
•
Adjust the voltage settings. Ensure
Adjust the voltage settings. Ensure
that the power cord is unplugged
from the power outlet.
Your computer is not
turned on.
Press the power key on the front panel
to ensure that your computer is turned
on.
Your computer’s power
cord is not properly
connected.
•
Ensure that the power cord is
Ensure that the power cord is
properly connected.
•
Use other compatible power cord.
Use other compatible power cord.
PSU (Power supply unit)
problems
Contact the ASUS Service Center
about installing another PSU on your
computer.
Display
Problem
Possible Cause
Action
No display
output after
turning the
computer on
(Black screen)
The signal cable is
not connected to the
correct VGA port on your
computer.
•
Connect the signal cable to the
Connect the signal cable to the
correct display port (onboard VGA
or discrete VGA port).
•
If you are using a discrete VGA
If you are using a discrete VGA
card, connect the signal cable to
the discrete VGA port.
Signal cable problems
Try connecting to another monitor.