User Manual

Table 20. Power adapter specifications
Description Option one Option two
Output current (continuous)
3.34 A
● 20 V/3.25 A
● 15 V/3 A
● 9 V/3 A
● 5 V/3 A
Rated output voltage
19.50 VDC 20 VDC/15 VDC/9 VDC/5 VDC
Temperature range:
Operating
0°C to 40°C (32°F to 104°F) 0°C to 40°C (32°F to 104°F)
Storage
-40°C to 70°C (-40°F to 158°F) -40°C to 70°C (-40°F to 158°F)
Battery
The following table lists the battery specifications of your Latitude 3420.
Table 21. Battery specifications
Description Option one Option two
Battery type
3-cell, 41 Whr 4-cell, 54 Whr
Battery voltage
11.25 VDC 15 VDC
Battery weight (maximum)
0.17 kg (0.37 lb) 0.23 kg (0.50 lb)
Battery dimensions:
Height
206.40 mm (8.12 in.) 271.90 mm (10.70 in.)
Width
82 mm (3.22 in.) 82 mm (3.22 in.)
Depth
5.75 mm (0.23 in.) 5.75 mm (0.23 in.)
Temperature range:
Operating
0°C to 35°C (32°F to 95°F) 0°C to 35°C (32°F to 95°F)
Storage
-40°C to 65°C (-40°F to 149°F) -40°C to 65°C (-40°F to 149°F)
Battery operating time Varies depending on operating conditions
and can significantly reduce under certain
power-intensive conditions.
Varies depending on operating
conditions and can significantly
reduce under certain power-intensive
conditions.
Battery charging time (approximate)
NOTE: Control the charging time,
duration, start and end time, and so
on using the Dell Power Manager
application. For more information on
the Dell Power Manager see, Me and
My Dell on www.dell.com.
4 hours (when the computer is off) 4 hours (when the computer is off)
Coin-cell battery
CR2032 CR2032
18 Specifications of Latitude 3420