Dell Vostro 1720 (Early 2009) - Manual (Page 8)

Pixel pitch
WXGA 0.258 mm (.010 inch)
WUXGA with TrueLife 0.23 (.009 inch)
Controls
Brightness can be controlled through keyboard
shortcuts
Keyboard
Number of keys 105 (U.S. and Canada); 106 (Europe); 109 (Japan)
Layout QWERTY/AZERTY/Kanji
Size:
Standard Full size
Maximum
359.40 mm x 118.90 mm x 5.20 mm (14.15 x 4.681 x
0.205 inches)
Touch Pad
X/Y position resolution (graphics table mode) 240 CPI
Size:
Width 73.70 mm (2.90 inches)
Height 43.10 mm (1.69 inches)
Fingerprint Reader (Optional)
Type UPEK TCS3 TouchStrip™ strip sensor with CMOS
active capacitive pixel-sensing technology
Camera (Optional)
Still Resolution 1.3 mega-pixel
Battery
Type:
6 -cell lithium-ion battery 56 WHr
8 -cell lithium-ion battery 74 WHr
Dimensions:
Depth
6 -cell and 8-cell lithium-ion battery 49.97mm (1.97 inches)
Height
6 -cell and 8-cell lithium-ion battery 20.20 mm (0.79 inches)
Width
6 -cell and 8-cell lithium-ion battery 271.00 mm (10.67 inches)
Weight
6 -cell lithium-ion battery 338.70 g
8 -cell lithium-ion battery 429.60 g
Voltage:
6 -cell lithium-ion battery 11.1 V
8 -cell lithium-ion battery 14.8 V
Operating Time (approximate)
4-5 hours (6-cell)
6 hours or more (8-cell)
NOTE: Varies depending on operating conditions and
can be significantly reduced under certain power-
intensive conditions
Life span (approximate) 1 year
Temperature range:
Operating 0° to 40°C (32° to 104°F)
Storage - 10° to 65°C (14° to 149°F)
Coin-cell battery CR2032
AC Adapter
Input voltage 100-240 VAC (90W)
Input current (maximum) 1.5 A (90W)
Input frequency 50-60 Hz (90W)
Temperature range: