Dell Latitude D631 User's Guide - Page 150
Fingerprint Reader optional, AC Adapter, Battery
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www.dell.com | support.dell.com Battery (continued) Charge time (approximate): Computer off Operating time Life span (approximate) Temperature range: Operating Storage Coin-cell battery Fingerprint Reader (optional) Type AC Adapter Types Input voltage Input current (maximum) Input frequency Output current: 65 W 90 W Rated output voltage Dimensions and weight: for standard 6-cell battery: approximately 1 hour to 80% capacity approximately 2 hours to 100% capacity Battery operating time varies depending on operating conditions and can be significantly reduced under certain power-intensive conditions. See "Using a Battery" on page 31 for more information on battery life. 300 charge/discharge cycles 0° to 35°C (32° to 95°F) -40° to 60°C (-40° to 140°F) CR-2032 UPEK TCS3 TouchStrip™ strip sensor with CMOS active capacitive pixel-sensing technology 65 W and 90 W 90-264 VAC (65 W and 90 W) 1.7 A (65 W and 90 W) 47-63 Hz (65 W and 90 W) 4.34 A (maximum at 4-second pulse) 3.34 A (continuous) 5.62 A (maximum at 4-second pulse) 4.62 A (continuous) 19.5 VDC (65 W and 90 W) 150 Specifications