Dell Precision R5400 (Mid 2008) - Manual (Page 25)

Specifications
25
Back panel:
Link integrity light (on
integrated network adapter) The network link light is on when a good connection
exists between a 10-Mbps, 100-Mbps, or 1000-Mbps
(1-Gbps) network and the computer.
• green — A good connection exists between a
10-Mbps network and the computer.
• orange — A good connection exists between a
100-Mbps network and the computer.
• yellow — A good connection exists between a
1000-Mbps (1-Gb) network and the computer.
• off — The computer is not detecting a physical
connection to the network.
NOTE:
ASF 2.0 support and wakeup on LAN are not
available on the secondary NIC and are not available on
the primary NIC in teaming mode.
Network activity light (on
integrated network adapter) yellow blinking light — Flashes when the computer is
transmitting or receiving network data. A high
volume of network traffic may make this light appear
to be in a steady
on state.
Power
DC power supply:
Wattage 750 W
Maximum heat dissipation For 750-W power supply: 2559 BTU/hr
NOTE:
Heat dissipation is calculated based upon the
power supply wattage rating.
Voltage Autoranging power supply: 90–240 VAC at 50–60 Hz
NOTE:
See the safety information that shipped with
your computer for important voltage setting information.
Coin cell battery 3-V CR2032 lithium coin cell
Controls and Lights (continued)