Dell Precision Tower 3420 Owner's Manual page 51

Feature
Link integrity light on integrated network
adapter
Network activity light on integrated
network adapter
Power supply diagnostic light
Table 31. Power
Power Wattage
Mini Tower: 290 W
365 W EPA
Small Form 180 W/240 W EPA
Factor
NOTE: Heat dissipation is calculated by using the power supply wattage rating.
Coin cell
battery
Table 32. Physical dimension
Physical
Mini Tower
Small Form Factor
NOTE: The weight of your computeris based on a typical configuration and may vary with different
configurations.
Specification
Green — a 10 Mbps connection exists between the
network and the computer.
Green — a 100 Mbps connection exists between the
network and the computer.
Orange — a 1000 Mbps connection exists between the
network and the computer.
Off (no light) — the computer is not detecting a physical
connection to the network.
Yellow light — A blinking yellow light indicates that
network activity is present.
Green light — The power supply is turned on and is
functional. The power cable must be connected to the
power connector (at the back of the computer) and the
electrical outlet.
Maximum heat dissipation
989.00 BTU/hr
1245 BTU/hr
614/819 BTU/hr
3 V CR2032 lithium coin cell
Height Width
360.00 mm (14.17 175.00 mm (6.88
inches) inches)
290.00 mm (11.41 92.60 mm (3.64
inches) inches)
Voltage
100 V AC to 240 V AC, 50 Hz
to 60 Hz, 5.4 A
100 V AC to 240 V AC, 50 Hz
to 60 Hz, 5.0 A
100 V AC to 240 V AC, 50 Hz
to 60 Hz, 4.0 A
Depth Weight
435.00 mm 11.70 kg (25.70 lb)
(17.12 inches)
292.00 mm 6.30 kg (13.88 lb)
(11.49 inches)
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