Dell Vostro 1540 Owner's Manual page 82

Display
Width
Diagonal
Active area (X/Y)
Maximum resolution
Maximum Brightness
Operating angle
Refresh rate
Minimum Viewing angles:
Horizontal
Vertical
Pixel pitch
Keyboard
Number of keys:
Touchpad
Active Area:
X-axis
Y-axis
Battery
Type
Dimensions:
Height
Width
Depth
Weight
82
344.20 mm (13.55 inches)
396.24 mm (15.60 inches)
344.23 mm x 193.54 mm
1366 x 768 pixels at 262K colors
220 nits
0° (closed) to 140°
60 Hz
40/40
15/30 (H/L)
0.23 mm x 0.23 mm
United States and Canada: 86 keys, Europe
and Brazil: 87 keys, Japan: 90 keys
90.00 mm (3.54 inches)
49.00 mm (1.93 inches)
6-cell lithium ion (2.20 Whr)
20.20 mm (0.80 inch)
208.36 mm (8.20 inches)
56.52 mm (2.22 inches)
0.33 kg (0.73 lb)