HP dx2480 HP Compaq dx2480 Business PC Quick Reference Guide - Page 19

QuickSpecs HP Compaq dx2480 Microtower Business PC Technical Specifications - Input Devices HP PS/2 or USB Physical Standard Keyboard characteristics Electrical Mechanical Environmental Approvals Keys 104 layout Dimensions (L x W x 18.0 x 6.4 x 0.98 in (45.8 x 16.3 x 2.5 H) cm) Weight 2 lb (0.9 kg) minimum Operating voltage + 5VDC ± 5% Power consumption 50-mA maximum (with three LEDs ON) ESD CE level 4, 15-kV air discharge EMI - RFI Conforms to FCC rules for a Class B computing device MicrosoftPC 99 - 2001 Functionally compliant Languages 38 available Keycaps Low-profile design Switch actuation 55-g nominal peak force with tactile feedback Switch life 20 million keystrokes (using Hasco modified tester) Switch type Contamination-resistant switch membrane Key-leveling mechanisms For all double-wide and greater-length keys Cable length 6 ft (1.8 m) Microsoft PC 99 - 2001 Mechanically compliant Acoustics 43-dBA maximum sound pressure level Operating temperature 50° to 122° F (10° to 50° C) Non-operating temperature -22° to 140° F (-30° to 60° C) Operating humidity 10% to 90% (non-condensing at ambient) Non-operating humidity 20% to 80% (non-condensing at ambient) Operating shock 40 g, six surfaces Non-operating shock 80 g, six surfaces Operating vibration 2-g peak acceleration Non-operating vibration 4-g peak acceleration Drop (out of box) 26 in (66 cm) on carpet, six-drop sequence Drop (in box) 42 in (107 cm) on concrete, 16-drop sequence UL, CSA, FCC, CE Mark, TUV, TUV GS, VCCI, BSMI, C-Tick, MIC DA - 13004 Worldwide - Version 1 - March 17, 2008 Page 19