A-4 Dell Inspiron 50 00 Reference and Troubleshooting Guide
Integrated Keyboard
Number of keys. . . . . . . . . . . . . 87 (U.S. and Canada); 88 (Europe); 90(Japan)
Key travel. . . . . . . . . . . . . . . . . .3.0 ± 0.5 mm (0.12 ± 0.02 inch)
Key spacing. . . . . . . . . . . . . . . . 19.1 mm (0.75 inch)
Layout . . . . . . . . . . . . . . . . . . . .QWERTY/AZERTY/Kanji
Touc h Pa d
Interface . . . . . . . . . . . . . . . . . . PS/2-compatible
X/Y position resolution
(graphics table mode) . . . . . . . . 20 points/mm (500 points/inch)
Size:
Thickness. . . . . . . . . . . . . . 4.65 mm (0.18 inch) at highest component
Width. . . . . . . . . . . . . . . . . 64-mm (2.52-inch) sensor-active area
Height . . . . . . . . . . . . . . . . 47.0-mm (1.85-inch) rectangle with 0.5-mm (0.02-inch)
tabs
Weight . . . . . . . . . . . . . . . .15 g (0.52 ounce) ± 0.5 g (0.001 ounce)
Power:
Supply voltage . . . . . . . . . . 5 V ± 10%
Supply current . . . . . . . . . . 4 mA (maximum operating current)
Battery
Type. . . . . . . . . . . . . . . . . . . . . .lithium ion
Dimensions:
Depth. . . . . . . . . . . . . . . . . 148.2 mm (5.83 inches)
Height . . . . . . . . . . . . . . . . 23.8 mm (0.94 inch)
Width. . . . . . . . . . . . . . . . . 116.2 mm (4.58 inches)
Weight . . . . . . . . . . . . . . . .0.43 to 0.46 kg (0.98 to 1.01lb)
Voltage . . . . . . . . . . . . . . . . . . . 14.4 VDC
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the
system Help.
Table A-1. Technical Specifications (continued)
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