About Your System 19
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 "Using the System Setup Program and UEFI Boot Manager" on
page 57.
NIC Indicator Codes
Figure 1-5. NIC Indicators
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 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.
R415HOM.book Page 19 Friday, September 24, 2010 9:37 AM
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