Dell Latitude E5540 Dell Owners Manual - Page 58

United States: 86 keys, United Kingdom: 87 keys, Brazil, Feature, Specification - dimensions

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Feature Width Diagonal Active area (X/Y) Maximum resolution Maximum Brightness Operating angle Refresh rate Minimum Viewing angles: Horizontal Vertical Pixel pitch: Latitude E5440 Latitude E5540 Table 23. Keyboard Feature Number of keys Layout Table 24. Touchpad Feature Active Area: X-axis Y-axis Table 25. Battery Feature Type Dimensions: 58 Specification 360 mm (14.17 inches) 394.24 mm (15.60 inches) 344.23 mm x 193.54 mm • 1366 x 768 pixels • 1920 x 1080 pixels 220 nits for HD, 300 nits for FHD 0° (closed) to 135° 60 Hz • +/- 40° for HD • +/- 60° for FHD • +10°/-30° for HD • +/-50° for FHD 0.2265 mm x 0.2265 mm • 0.2520 mm x 0.2520 mm for HD • 0.1790 x 0.1790 for FHD Specifcation United States: 86 keys, United Kingdom: 87 keys, Brazil: 87 keys, and Japan: 90 keys QWERTY/AZERTY/Kanji Specification 80.00 mm (3.15 inches) 45.00 mm (1.77 inches) Specification 4, 6 or 9-cell "smart" lithium ion

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Feature
Specification
Width
360 mm (14.17 inches)
Diagonal
394.24 mm (15.60 inches)
Active area (X/Y)
344.23 mm x 193.54 mm
Maximum resolution
•
1366 x 768 pixels
•
1920 x 1080 pixels
Maximum Brightness
220 nits for HD, 300 nits for FHD
Operating angle
0° (closed) to 135°
Refresh rate
60 Hz
Minimum Viewing angles:
Horizontal
•
+/- 40° for HD
•
+/- 60° for FHD
Vertical
•
+10°/-30° for HD
•
+/-50° for FHD
Pixel pitch:
Latitude E5440
0.2265 mm x 0.2265 mm
Latitude E5540
•
0.2520 mm x 0.2520 mm for HD
•
0.1790 x 0.1790 for FHD
Table 23. Keyboard
Feature
Specifcation
Number of keys
United States: 86 keys, United Kingdom: 87 keys, Brazil:
87 keys, and Japan: 90 keys
Layout
QWERTY/AZERTY/Kanji
Table 24. Touchpad
Feature
Specification
Active Area:
X-axis
80.00 mm (3.15 inches)
Y-axis
45.00 mm (1.77 inches)
Table 25. Battery
Feature
Specification
Type
4, 6 or 9-cell "smart" lithium ion
Dimensions:
58