Dell Precision M2300 (Late 2007) - Manual (Page 77)

Pixel pitch 0.2109
Power Consumption (panel with backlight) (typical) 7.5 W (max) with no inverter losses
Keyboard
Number of keys 87 (U.S. and Canada); 88 (Europe); 91 (Japan)
Layout QWERTY/AZERTY/Kanji
Touch Pad
X/Y position resolution (graphics table mode) 240 cpi
Size:
Width 73.0-mm (2.9-inch) sensor-active area
Height 42.9-mm (1.7-inch) rectangle
Track Stick
X/Y position resolution (graphics table mode)
250 count/sec @ 100 gf
Size protrudes 0.5 mm higher than surrounding keycaps
Battery
Type 9-cell "smart" lithium ion (85 WHr)
6-cell "smart" lithium ion (56 WHr)
Dimensions:
6-cell lithium-ion batteries:
Depth 66.6 mm (2.62 inches)
Height 19.2 mm (0.76 inch)
9-cell lithium-ion batteries:
Depth 93.3 mm (3.67 inches)
Height 20.59 m (0.81 inch)
Weight 0.51 kg (1.12 lb) (9 cell)
0.33 kg (0.73 lb) (6 cell)
Voltage 11.1 VDC (6 cell and 9 cell)
Charge time (approximate):
Computer off for standard 6-cell battery:
approximately 1 hour to 80 % capacity
approximately 2 hours to 100% capacity
Operating time Battery operating time varies depending on operating
conditions and can be significantly reduced under
certain power-intensive conditions.
See Using a Battery for more information on battery
life.
Life span (approximate) 300 charge/discharge cycles
Temperature range:
Operating 0° to 35°C (32° to 95°F)
Storage –40° to 60°C (–40° to 140°F)
Coin-cell battery CR-2032
AC Adapter
Input voltage 100–240 VAC
Input current (maximum) 1.5 A
Input frequency 50–60 Hz
Output current 4.34 A (maximum at 4 -second pulse);
3.34 A (continuous)
Output power 65 W or higher
Rated output voltage 19.5 +/–1.0 VDC