About Your System 21
Guidelines for Connecting External Devices
• Turn off power to the system and external devices before attaching a new
external device. Turn on any external devices before turning on the system
(unless the documentation for the device specifies otherwise).
• Ensure that the appropriate driver for the attached device has been
installed on the system.
• If necessary to enable ports on your system, use the System Setup program.
S
ee "Entering the System Setup Program
" on page 54
.
NIC Indicator Codes
Figure 1-5. NIC Indicator Codes
1 link indicator 2 activity indicator
Indicator Indicator Code
Link and activity
indicators are off
The NIC is not connected to the network.
Link indicator is green The NIC is connected to a valid network link at 1000
Mbps.
Link indicator is amber The NIC is connected to a valid network link at 10/100
Mbps.
Activity indicator is green
blinking
Network data is being sent or received.
1
2
R310HOM.book Page 21 Thursday, March 4, 2010 1:03 AM