Asus D900MD User Manual page 51

LAN
Problem Possible Cause
The LAN cable is not
connected.
LAN cable problems
Your computer is not
Cannot access the
properly connected to a
Internet
router or hub.
Network settings
Problems caused by the anti-
virus software
Driver problems
Audio
Problem Possible Cause
Speaker or headphone is
connected to the wrong port.
Speaker or headphone does
No Audio
not work.
The front and back audio
ports do not work.
Driver problems
ASUS Desktop PC
Action
Connect the LAN cable to your
computer.
Ensure the LAN LED is on. If not, try
another LAN cable. If it still does not
work, contact the ASUS service center.
Ensure that your computer is properly
connected to a router or hub.
Contact your Internet Service Provider
(ISP) for the correct LAN settings.
Close the anti-virus software.
Reinstall the LAN driver
Action
• Refer to your computer's User Guide
for the correct port.
• Disconnect and reconnect the speaker
to your computer.
Try using another speaker or
headphone.
Try both the front and back audio ports.
If one port failed, check if the port is set
to multi-channel.
Reinstall the audio driver
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