Dell T7500 service manual Power, Physical, Environmental

	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)

Network activity light (on integrated network adapter)

Power

DC power supply:

Wattage

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

Yellow blinking light

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):