HP ProDesk 490 G2 Quickspecs page 52

QuickSpecs
Technical Specifications - Input/Output Devices
Approvals
Ergonomic compliance
Kit contents
HP PS/2 Keyboard
Physical Characteristics
Electrical
Environmental
Non-operating vibration
Drop (out of box)
Drop (in box)
UL, CSA, FCC, CE Mark, TUV, TUV GS, VCCI, BSMI, C-Tick, KC
ANSI HFS 100, ISO 9241-4, and TUVGS
Keyboard
Warranty Card
Keys
Dimensions (L x W x H)
Weight
Operating voltage
Power consumption
System interface
ESD
EMI - RFI
Microsoft PC 99 - 2001
Keycaps
Switch actuation
Switch life
Switch type
Key-leveling mechanisms
Cable length
Microsoft PC 99 - 2001
Acoustics
Worldwide — Version 1.8— May 22, 2014
HP ProDesk 490 G2 Microtower Business PC
4-g peak acceleration
26 in (66 cm) on carpet, six-drop sequence
30 in (76.2 cm) on concrete, 16-drop sequence
Installation Guide
Safety and Comfort Guide
104, 105, 106, 107, 109 layout (depending upon country)
18.22 x 6.47 x 1.1 in (46.28 x 16.43 x 2.79 cm)
2 lb (0.9 kg) minimum
+ 5VDC ± 10%
50-mA maximum (with three LEDs ON)
PS/2 6-pin mini din connector
CE level 4, 15-kV air discharge
Conforms to FCC rules for a Class B computing device
Functionally compliant
Low-profile design
55-g nominal peak force with tactile feedback
20 million keystrokes (using Hasco modified tester)
Contamination-resistant switch membrane
For all double-wide and greater-length keys
6 ft (1.8 m)
Mechanically compliant
50-dBA maximum sound pressure level
Page 52