HP Compaq dc7900 Quickspecs page 53

QuickSpecs
Technical Specifications - Input/Output Devices
HP PS/2 Optical Scroll
Mouse
Dimensions (H x L x W)
Weight
Environmental
Electrical
DA - 13029 Canada — Version 29 — March 7, 2011
Power
Power consumption
Communication
Landing mechanism
Interface modes
Reader performance
interface
Electro-magnetic
standards
3.95 x 6.21 x 11.7 cm (1.56 x 2.44 x 4.61 in)
4.44 oz (126 g)
Operating temperature
Non-operating
temperature
Operating humidity
Non-operating humidity 10% to 90% non condensing
Operating shock
Non-operating shock
Operating vibration
Non-operating vibration 4 g peak acceleration
Drop (out of box)
Operating voltage
Power consumption
System consumption
ESD
HP Compaq dc7900 Business PC
USB Port
Short circuit detection (protects smart card and
reader)
Power supply compliant with ISO7816 and EMV
(5V, 60 mA)
Supports 3-V and 5-V cards
250-mA maximum draw (50 mA for the keyboard
with three LEDs ON and 200-mA maximum
startup current using a high-current, 60-mA smart
card)
From card Programmable from
9,600 baud to 115,200
baud
From computer Up to 38,400 baud
Contact device Friction contact
Card insertions rating Up to 100,000 insertion
cycles
USB communications through USB port
SCM protocol
Automatic card insertion/removal detection
USB connection
Europe 89/336/CEE guideline
USA USAFCC part 15
-32° to 104°F (0° to 40° C)
-4° to 140°F ( -20° to 60° C)
10% to 90% (non condensing at ambient)
40 g, 6 surfaces
80 g, 6 surfaces
2 g peak acceleration
80 cm height onto asphalt tile over concrete or
equivalent, 5-drop in 5 direction except the cable
face
5 VDC ± 10%
100mA
PS/2 mini-din connector
CE level 4, 15 kV air discharge
Page 53