Dell Inspiron 7420, Руководство по установке и техническим характеристикам

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Table 14. Camera specifications (continued)
Description Value
Video
1280 x 720 at 30
fps 1280 x 720 at 30
fps 1280 x 720 at 30
fps 1280 x 720 at 30
fps 1920 x 1080 at 30
fps
Diagonal viewing
angle
74.9° 75.8° 78.6° 87° 87.6°
Resolution (IR):
Still Image
NA 0.23 NA 0.23 0.23
Video
NA 640 x 360 at 15 fps NA 640 x 360 at 15 fps 640 x 360 at 15 fps
Diagonal viewing
angle
NA 75.8° NA 87° 87.6°
Touchpad
Table 15. Touchpad specifications
Description Option 1 Option 2
Resolution:
Horizontal 3339 1337
Vertical 1994 761
Dimensions:
Horizontal 115 mm (4.52 in.) 115 mm (4.52 in.)
Vertical 65 mm (2.56 in.) 65 mm (2.56 in.)
Power adapter
The following table lists the power adapter specifications of your Latitude 7420.
Table 16. Power adapter specifications
Description Option one Option two
Type
65 W, USB Type-C 90 W, USB Type-C
Input voltage
100 VAC to 240 VAC 100 VAC to 240 VAC
Input frequency
50 Hz to 60 Hz 50 Hz to 60 Hz
Input current (maximum)
1.70 A 1.50 A
Output current (continuous)
●
5 V/3 A (Continuous)
● 9 V/3 A (Continuous)
● 15 V/3 A (Continuous)
● 20 V/3.25 A (Continuous)
●
5 V/3 A (Continuous)
● 9 V/3 A (Continuous)
● 15 V/3 A (Continuous)
● 20 V/4.5 A (Continuous)
Rated output voltage
● 5 VDC
● 9 VDC
● 5 VDC
● 9 VDC
20 Specifications of Latitude 7420