Technical Specifications - Input/Output Devices - HP Compaq dc7900 CMT Specifications

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Technical Specifications - Input/Output Devices

USB Standard Keyboard USB Standard Keyboard USB Standard Keyboard USB Standard Keyboard Physical Physical Physical Physical
characteristics characteristics characteristics characteristics
Electrical Electrical Electrical Electrical
Mechanical Mechanical Mechanical Mechanical
Environmental Environmental Environmental Environmental
Approvals Approvals Approvals Approvals
Ergonomic compliance Ergonomic compliance Ergonomic compliance Ergonomic compliance
Kit contents Kit contents Kit contents Kit contents
DA - 13029 North America — Version 11 — February 9, 2009
Keys Keys Keys Keys
Dimensions (L x W x H) Dimensions Dimensions Dimensions
Weight Weight Weight Weight
Operating voltage Operating voltage Operating voltage Operating voltage
Power consumption Power consumption Power consumption Power consumption
System interface System interface System interface System interface
ESD ESD ESD ESD
EMI – RFI EMI – RFI EMI – RFI EMI – RFI
Microsoft® PC 99 – Microsoft® PC 99 – Microsoft® PC 99 – Microsoft® PC 99 –
2001 2001 2001 2001
Languages Languages Languages Languages
Keycaps Keycaps Keycaps Keycaps
Switch actuation Switch actuation Switch actuation Switch actuation
Switch life Switch life Switch life Switch life
Switch type Switch type Switch type Switch type
Key-leveling mechanisms Key-leveling mechanisms For all double-wide and greater-length keys Key-leveling mechanisms Key-leveling mechanisms
Cable length Cable length Cable length Cable length
Microsoft PC 99 – 2001 Mechanically compliant Microsoft PC 99 – 2001 Microsoft PC 99 – 2001 Microsoft PC 99 – 2001
Acoustics Acoustics Acoustics Acoustics
Operating temperature Operating temperature Operating temperature Operating temperature
Non-operating Non-operating Non-operating Non-operating
temperature temperature temperature temperature
Operating humidity Operating humidity Operating humidity Operating humidity
Non-operating humidity Non-operating humidity Non-operating humidity Non-operating humidity
Operating shock Operating shock
Operating shock Operating shock
Non-operating shock Non-operating shock Non-operating shock Non-operating shock
Operating vibration Operating vibration Operating vibration Operating vibration
Non-operating vibration Non-operating vibration Non-operating vibration Non-operating vibration
Drop (out of box) Drop Drop Drop
Drop (in box) Drop Drop Drop
UL, CSA, FCC, CE Mark, TUV, TUV GS, VCCI, BSMI, C-Tick, MIC
ANSI HFS 100, ISO 9241-4, and TUVGS
Keyboard, installation guide, warranty card, safety and comfort guide
HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC HP Compaq dc7900 Business PC
104, 105, 106, 107, 109 layout (depending
upon country)
18.0 x 6.4 x 0.98 in (45.8 x 16.3 x 2.5 cm)
2 lb (0.9 kg) minimum
+ 5VDC ± 5%
50-mA maximum (with three LEDs ON)
USB Type A plug connector
CE level 4, 15-kV air discharge
Conforms to FCC rules for a Class B computing
device
Functionally compliant
38 available
Low-profile design
55-g nominal peak force with tactile feedback
20 million keystrokes (using Hasco modified
tester)
Contamination-resistant switch membrane
6 ft (1.8 m)
43-dBA maximum sound pressure level
50° to 122° F (10° to 50° C)
-22° to 140° F (-30° to 60° C)
10% to 90% (non-condensing at ambient)
20% to 80% (non-condensing at ambient)
40 g, six surfaces
80 g, six surfaces
2-g peak acceleration
4-g peak acceleration
26 in (66 cm) on carpet, six-drop sequence
42 in (107 cm) on concrete, 16-drop sequence
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