HP (Hewlett-Packard) DC7800 Personal Computer User Manual


 
USB Standard Keyboard
USB Standard KeyboardUSB Standard Keyboard
USB Standard Keyboard
Physical
PhysicalPhysical
Physical
characteristics
characteristicscharacteristics
characteristics
Keys
KeysKeys
Keys
104, 105, 106, 107, 109 layout (depending
upon country)
Dimensions
DimensionsDimensions
Dimensions
(L x W x H)
18.0 x 6.4 x 0.98 in (45.8 x 16.3 x 2.5 cm)
Weight
WeightWeight
Weight
2 lb (0.9 kg) minimum
Electrical
ElectricalElectrical
Electrical
Operating voltage
Operating voltageOperating voltage
Operating voltage
+ 5VDC ± 5%
Power consumption
Power consumptionPower consumption
Power consumption
50-mA maximum (with three LEDs ON)
System interface
System interfaceSystem interface
System interface
USB Type A plug connector
ESD
ESDESD
ESD
CE level 4, 15-kV air discharge
EMI – RFI
EMI – RFIEMI – RFI
EMI – RFI
Conforms to FCC rules for a Class B computing
device
Microsoft
MicrosoftMicrosoft
Microsoft
®
PC 99 –
PC 99 – PC 99 –
PC 99 –
2001
20012001
2001
Functionally compliant
Mechanical
MechanicalMechanical
Mechanical
Languages
LanguagesLanguages
Languages
38 available
Keycaps
KeycapsKeycaps
Keycaps
Low-profile design
Switch actuation
Switch actuationSwitch actuation
Switch actuation
55-g nominal peak force with tactile feedback
Switch life
Switch lifeSwitch life
Switch life
20 million keystrokes (using Hasco modified
tester)
Switch type
Switch typeSwitch type
Switch type
Contamination-resistant switch membrane
Key-leveling mechanisms
Key-leveling mechanismsKey-leveling mechanisms
Key-leveling mechanisms
For all double-wide and greater-length keys
Cable length
Cable lengthCable length
Cable length
6 ft (1.8 m)
Microsoft PC 99 – 2001
Microsoft PC 99 – 2001Microsoft PC 99 – 2001
Microsoft PC 99 – 2001
Mechanically compliant
Acoustics
AcousticsAcoustics
Acoustics
43-dBA maximum sound pressure level
Environmental
EnvironmentalEnvironmental
Environmental
Operating temperature
Operating temperatureOperating temperature
Operating temperature
50° to 122° F (10° to 50° C)
Non-operating
Non-operatingNon-operating
Non-operating
temperature
temperaturetemperature
temperature
-22° to 140° F (-30° to 60° C)
Operating humidity
Operating humidityOperating humidity
Operating humidity
10% to 90% (non-condensing at ambient)
Non-operating humidity
Non-operating humidityNon-operating humidity
Non-operating humidity
20% to 80% (non-condensing at ambient)
Operating shock
Operating shockOperating shock
Operating shock
40 g, six surfaces
Non-operating shock
Non-operating shockNon-operating shock
Non-operating shock
80 g, six surfaces
Operating vibration
Operating vibrationOperating vibration
Operating vibration
2-g peak acceleration
Non-operating vibration
Non-operating vibrationNon-operating vibration
Non-operating vibration
4-g peak acceleration
Drop
DropDrop
Drop
(out of box)
26 in (66 cm) on carpet, six-drop sequence
Drop
DropDrop
Drop
(in box)
42 in (107 cm) on concrete, 16-drop sequence
Approvals
ApprovalsApprovals
Approvals
UL, CSA, FCC, CE Mark, TUV, TUV GS, VCCI, BSMI, C-Tick, MIC
Ergonomic compliance
Ergonomic complianceErgonomic compliance
Ergonomic compliance
ANSI HFS 100, ISO 9241-4, and TUVGS
Kit contents
Kit contentsKit contents
Kit contents
Keyboard, installation guide, warranty card, safety and comfort guide
QuickSpecs
HP Compaq dc7800 Business PC
HP Compaq dc7800 Business PCHP Compaq dc7800 Business PC
HP Compaq dc7800 Business PC
Technical Specifications - Input/Output Devices
DA - 12744 North America — Version 25 — May 16, 2008
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