Table 15. Power adapter specifications (continued)
Description Option one Option two
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 3120.
Table 16. Battery specifications
Description Option one Option two
Battery type
3-cell, 40 WHr, "smart" Lithium-ion,
ExpressCharge Capable Battery
4-cell, 53 WHr, "smart" Lithium-ion,
ExpressCharge Capable Battery
Battery voltage
11.40 VDC 15.20 VDC
Battery weight (maximum)
0.18 kg (0.40 lb) 0.24 kg (0.53 lb)
Battery dimensions:
Height
184.10 mm (7.25 in.) 239.10 mm (9.41 in.)
Width
90.73 mm (3.57 in.) 90.73 mm (3.57 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 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)
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)
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/
Life span (approximate)
300 cycles at room temperature 300 cycles at room temperature
ExpressCharge Supported Supported
User replaceable No (FRU) No (FRU)
Specifications of Latitude 3120 23
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