Dell 7250 Manuel du propriétaire télécharger pdf (Page 49)

Table 26. Touchpad

Feature Specification

Latitude 7250 Latitude 7450

Active Area:

X-axis 99.5 mm 99.5 mm

Y-axis 53.0 mm 53.0 mm

Table 27. Battery

Feature Specification

Type

• 3-cell Lithium Polymer battery with ExpressCharge

• 4-cell Lithium Polymer battery with ExpressCharge

Dimensions: Latitude 7250 Latitude 7450

3–cell/4–cell

Depth 80.75 mm (3.18 inches) 74.75 mm (2.94 inches)

Height 7.20 mm (0.28 inch) 8.00 mm (0.31 inch)

Width 282.00 mm (11.10 inches) 308.50 mm (12.15 inches)

Weight:

3-cell 250.00 g (0.55 lb) 247.00 g (0.54 lb)

4–cell 300.00 g (0.66 lb) 308.00 g (0.68 lb)

Voltage

3-cell 11.10 VDC

4–cell 7.40 VDC

Temperature range:

Operating

Charge: 0 °C to 50 °C (32 °F to 158 °F)

Discharge: 0 °C to 70 °C ( 32 °F to 122 °F)

Non-Operating –20 °C to 65 °C (4 °F to 149 °F)

Coin-cell battery 3 V CR2032 lithium coin cell

Table 28. AC Adapter

Feature Specification

Type 65 W and 90 W

Input voltage 90 VAC to 264 VAC

Input current (maximum) 1.50 A

Input frequency 47 Hz to 63 Hz

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Dell 7250 Manuel du propriétaire Page 49