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Table 16. Camera specifications (continued)
Description
Camera
Infrared camera
Touchpad
The following table lists the touchpad specifications of your Precision 7780.
Table 17. Touchpad specifications
Description
Touchpad resolution:
Horizontal
Vertical
Touchpad dimensions:
Horizontal
Vertical
Touchpad gestures
Power adapter
The following table lists the power adapter specifications of your Precision 7780.
Table 18. Power adapter specifications
Description
Type
Connector dimensions:
External diameter
Internal diameter
Power-adapter dimensions:
Height
Width
Depth
Input voltage
Input frequency
Input current (maximum)
Values
74.9 degrees
70 degrees
Values
>300 dpi
761
115.00 mm (4.52 in.)
80.00 mm (3.14 in.)
For more information about touchpad gestures available
on Windows, see the Microsoft knowledge base article at
support.microsoft.com.
Option one
180 W AC adapter
7.40 mm (0.29 in.)
5.10 mm (0.20 in.)
22 mm (0.8 in.)
66 mm (2.6 in.)
130 mm (5.1 in.)
100 VAC x 240 VAC
50 Hz to 60 Hz
2.34 A
Option two
240 W AC adapter
7.40 mm
5.10 mm
22 mm (0.8 in.)
66 mm (2.6 in.)
143 mm (5.6 in.)
100 VAC x 240 VAC
50 Hz to 60 Hz
3.50 A
Specifications of Precision 7780
21
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