Latitude 3520 Setup and Specifications

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Battery

Table 1. Battery specifications
The following table provides the detailed battery specifications of Latitude 3520.
Description		Values
Type		3-cell, 41 Whr	4-cell, 54 Whr
Voltage		11.25 VDC	15 VDC
Weight (maximum)		0.17 kg (0.37 lb)	0.23 kg (0.50 lb)
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)
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.
Charging time (approximate)		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.	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.
Life span (approximate)		300 discharge/charge cycles	300 discharge/charge cycles
Coin-cell battery		CR2032	CR2032
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.