Dell Precision Rack 7910 Owner's Manual page 120

Controls and Lights
Network link integrity lights
(rear):
Network activity lights
Diagnostic lights:
Table 16. Power
Power
Coin-cell battery
Voltage
Wattage
Maximum heat dissipation
NOTE: Heat dissipation is calculated by using the power supply wattage rating.
NOTE: See the safety information that shipped with your computer for important voltage-setting
information.
Table 17. Physical
Physical
Height
Width
Depth
Weight (Minimum)
Empty Weight
without front bezel
120
Specification
off (no light) — The computer is not detecting a physical connection
to the network.
green light — A good connection at 10 Mbs exists between the
network and the computer.
orange light — A good connection at 100 Mbs exists between the
network and the computer.
amber light — A good connection at 1000 Mbs exists between the
network and the computer.
amber light — flashes when there is network activity on the
connection.
off — computer is off or has completed POST.
amber/blinking light — see the service manual for specific diagnostic
codes.
Specification
3 V CR2032 lithium coin cell
100 V to 240 V, 12.00 A to 6.00 A, 50 Hz to 60
Hz
1100 W : 200 VAC to 240 VAC
4774 BTU/hr
Specification
8.73 cm (3.44 inch)
48.2 cm (18.98 inch)
75.58 cm (29.75 inch)
• 31.4 kg (69.23 lb) (2.5 inch hard drive
systems)
• 20.8 kg (45.86 lb) (2.5 inch hard drive
systems)
19.06 kg (41.92 lb)