Specifications 37
Power
DC power supply:
Wattage
Vostro 420: 350 W
Vostro 220: 300 W
Vostro 220s: 250 W
Maximum heat dissipation
(MHD)
for 350 W power supply, 1194 BTU/hr
for 300 W power supply, 1023 BTU/hr
for 250 W power supply, 853 BTU/hr
NOTE: Heat dissipation is calculated by using the
power supply wattage rating.
Voltage (see the safety
information that shipped
with your computer for
important voltage setting
information)
Vostro 420: 115/230 VAC, 50/60 Hz, 8A/4A
Vostro 220: 115/230 VAC, 50/60 Hz, 7A/4A
Vostro 220s: 115/230 VAC, 50/60 Hz, 6A/3A
Coin-cell battery 3-V CR2032 lithium coin cell
Physical
Vostro 420 height — 41.4 cm (16.3 in)
width — 18.3 cm (7.20 in)
depth — 48.2 cm (19.0 in)
weight — 11 kg – 13.8 kg (24 lb – 30.4 lb)
Vostro 220 height — 35.44 cm (13.95 in)
width — 16.94 cm (6.67 in)
depth — 42.67 cm (16.8 in)
weight — 9.8 kg – 10.5 kg (22 lb – 23.1 lb)
Vostro 220s height — 35.4 cm (13.9 in)
width — 10 cm (3.9 in)
depth — 41.5 cm (16.3in)
weight —7.98 kg – 8.9 kg (17.6 lb – 20 lb)