Asus M51BCUS004S Personal Computer User Manual


 
84 Chapter 8: Troubleshooting
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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
correct display port (onboard VGA or
discrete VGA port).
• 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.
LAN
Problem Possible Cause Action
Cannot access
the Internet
The LAN cable is not
connected.
Connect the LAN cable to your
computer.
LAN cable problems
Ensure the LAN LED is on. If not,
try another LAN cable. If it still does
not work, contact the ASUS service
center.
Your computer is not
properly connected to a
router or hub.
Ensure that your computer is properly
connected to a router or hub.
Network settings
Contact your Internet Service Provider
(ISP) for the correct LAN settings.
Problems caused by the
anti-virus software
Close the anti-virus software.
Driver problems Reinstall the LAN driver