Dell 2120 service manual Display, Keyboard, Touchpad

Hard drive	2.5" SATA 2 HDD
Display
Type	WSVGA (1024 x 600 pixels) and HD (1366 x 768
	pixels), high definition, anti glare (AG), white light-
	emitting diode (WLED)
Size	10.1 inches
Active area (X/Y)
WSVGA	222.72 mm x 125.28 mm (8.76 inches x 4.93 inches)
HD	222.73 mm x 125.22 mm (8.76 inches x 4.93 inches)
Dimensions
Height	235.00 mm (9.2 inches)
Width	143.00 mm (5.6 inches)
Diagonal	256.00 mm (10.1 inches)
Maximum resolution	1366 x 768 at 262 K colors
Maximum brightness	250 nits
Operating angle
WSVGA	Horizontal—40°/40°, Vertical—15°/30°
HD	Horizontal—40°/40°, Vertical—10°/30°
Refresh rate	60 Hz
Viewing angles
Horizontal	40°/40°
Vertical	13°/35°
Pixel pitch	0.2148 mm
Horizontal	0.21750 mm x 0.20880 mm
Vertical	0.16305 mm x 0.16305 mm
Keyboard
Number of keys	United States: 83 keys
	United Kingdom: 84 keys
	Brazil: 85 keys
	Japan: 87 keys
Layout	QWERTY/AZERTY/Kanji
Touchpad
Active area
X-axis	60.40 mm (2.37 inches)
Y-axis	34.00 mm (1.34 inches)
Battery
Type	3-cell "smart" lithium ion (28 WHr)
	6-cell "smart" lithium ion (56 WHr)
Charge time with computer off	approximately 80% charge on the battery is restored
	in 1 hour (on a fully discharged battery)
Operating time	battery operating time varies depending on operating
	conditions and can significantly reduce under certain
	power-intensive conditions.
Life span	approximately 300 charge/discharge cycles
Depth
3-cell	40.50 mm (1.59 inches)
6-cell	48.13 mm (1.89 inches)
Height
3-cell	23.24 mm (0.92 inches)
6-cell	42.46 mm (1.67 inches)
Width
3-cell	204.00 mm (8.03 inches)
6-cell	204.00 mm (8.03 inches)
Weight
3-cell	185 g – 190 g (0.40 lb – 0.41 lb)
6-cell	340 g – 350 g (0.74 lb – 0.77 lb)
Voltage	11.1 VDC (6-cell and 3-cell)
Temperature range
Operating	0 °C to 35 °C (32 °F to 95 °F)