Dell Inspiron 1521 Owner's Manual page 76

Width
Diagonal
Maximum resolutions:
WXGA
WXGA with TrueLife
WXGA+ with TrueLife
WSXGA+ with TrueLife
Refresh rate
Operating angle
Viewing angles:
Horizontal
Vertical
Pixel pitch:
WXGA
WXGA with TrueLife
WXGA+ with TrueLife
WSXGA+ with TrueLife
Controls
Keyboard
Number of keys
Layout
Touch Pad
X/Y position resolution (graphics table mode)
Size:
Width
Height
Battery
Type
Dimensions:
Depth
Height
Width
Weight
Voltage
Charge time (approximate):
Computer off
Operating time
Life span (approximate)
Temperature range:
Operating
Storage
Coin-cell battery
AC Adapter
Input voltage
Input current (maximum)
344.5 mm (13.6 in)
391.2 mm (15.4 in)
1280 x 800 at 262 K colors
1280 x 800 at 262 K colors
1440 x 900 at 262 K colors
1680 x 1050 at 262 K colors
60 Hz
0º (closed) to 155°
±40° (WXGA)
±40° (WXGA with TrueLife)
±55° (WXGA+ with TrueLife)
±60° (WSXGA+ with TrueLife)
+15°/–30° (WXGA)
+15°/–30° (WXGA with TrueLife)
±45° (WXGA+ with TrueLife)
+40°/–50° (WSXGA+ with TrueLife)
0.258 mm
0.258 mm
0.2304 mm
0.197 mm
brightness can be controlled through keyboard
shortcuts (see Display Functions)
87 (U.S. and Canada); 88 (Europe); 91 (Japan)
QWERTY/AZERTY/Kanji
240 cpi
71.7-mm (2.8-in) sensor-active area
34.0-mm (1.3-in) rectangle
9-cell "smart" lithium ion
6-cell "smart" lithium ion
67.6 mm (2.66 in) (9 cell)
47.5 mm (1.87 in) (6 cell)
20.4 mm (0.8 in)
209.9 mm (8.26 in)
0.48 kg (1.06 lb) (9 cell)
0.33 kg (0.7 lb) (6 cell)
11.1 VDC
4 hours
Battery operating time varies depending on operating
conditions and can be significantly reduced under
certain power-intensive conditions (see
Problems).
See Using a Battery for more information on battery
life.
300 discharge/charge cycles
0° to 35°C (32° to 95°F)
–40° to 65°C (–40° to 149°F)
CR-2032
90–264 VAC
1.5 A
Power