Dell Precision T7500 (Early 2009) - Manual (Page 8)

state; solid green for power-on state
Drive activity light Green light — A blinking green light
indicates the computer is reading data
from or writing data to the hard drive or
CD/DVD
Network link light Green light — Solid green indicates
connection to an active network
Off (no light) — System is not connected
to a network
Back of the computer
Link integrity light (on integrated
network adapter)
Off — The computer is not detecting a
physical connection to the network
Green — A good connection at 10Mbs
exists between the network and the
computer
Orange — A good connection at 100Mbs
exists between the network and the
computer
Yellow — A good connection at 1000Mbs
exists between the network and the
computer
Network activity light (on integrated
network adapter)
Yellow blinking light
Power
DC power supply:
Wattage 1100 W
Voltage 100–240 VAC, 50–60 Hz, 12.0 A
Coin-cell battery 3V CR2032 lithium coin cell
Physical
Height
56.50 cm (22.25 inches)
Width 21.60 cm (8.50 inches)
Depth 55.30 cm (21.80 inches)
Weight at least 24.90 kg (55 lbs)
Environmental
Temperature range:
Operating 10° to 35°C (50° to 95°F)
Storage -40° to 65°C (-40° to 149°F)
Relative humidity (maximum): 20% to 80% (noncondensing)
Maximum vibration
Operating 5 to 350 Hz at 0.0002 G²/Hz
Storage 5 to 350 Hz at 0.0002 G²/Hz
Maximum shock
Operating 40 G +/- 5% with pulse duration of 2
msec +/- 10% (equivalent to 51 cm/sec
[20 in/sec])
Storage 105 G +/- 5% with pulse duration of 2
msec +/- 10% (equivalent to 127
cm/sec [50 in/sec])
Altitude (maximum):