Dell Latitude 5420 - Removing The Secure Digital (SD) Card

Table 21. Display specifications (continued)
Description Option one Option two Option three Option four Option five
Luminance (typical)
220 nits 250 nits 400 nits 300 nits
300 nits
Megapixels
1.049 2.07 2.07 2.07
2.07
Color gamut
NTSC 45% NTSC 45% sRGB 100% NTSC 72%
sRGB 100% typ
Pixels Per Inch
(PPI)
112 157 157 157
157
Contrast ratio (typ)
300:1 600:1 1000:1 600:1
600:1
Response time
(max)
25 ms 35 ms 35 ms 35 ms
35 ms
Refresh rate
60 Hz 60 Hz 60 Hz 60 Hz
60 Hz
Horizontal view
angle
40 +/-degrees 80 +/-degrees 80 +/-degrees 80 +/-degrees
80 +/- degrees
Vertical view angle
● Top: 10 +/-
degrees
● Bottom: 30 +/-
degrees
80 +/-degrees 80 +/-degrees 80 +/-degrees
80 +/- degrees
Pixel pitch
0.2265 mm x 0.2265
mm
0.161 mm x 0.161 mm 0.161 mm x 0.161
mm
0.161 mm x 0.161
mm
0.161 mm x 0.161
mm
Power consumption
(maximum)
2.4 W 3.2 W 2.5 W 4.51W
3.5 W
Anti-glare vs glossy
finish
Anti-glare Anti-glare Anti-glare Anti-glare
Anti-glare
Touch options
No No No Yes
Yes
Fingerprint reader (optional)
Table 22. Fingerprint reader specifications
Description Power button option FIPS option
Sensor technology
Capacitative
Capacitive
Sensor resolution
500 dpi
508 dpi
Sensor pixel size, X 108 256
Sensor pixel size, Y 88 360
Specifications of Latitude 5420 21