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Compaq Evo Desktop D300/300s
DA-10948 North America — Version 13 — May 9, 2002 27
Technical Specifications – Input/Output Devices
Compaq Easy Access Keyboard Dimensions (HxWxD) 18.3 x 6.3 x 1.4 in/465 x 160 x 36 mm
Weight Approximately 2 lbs/0.9 kg
Electrical Operating Voltage +5VDC ± 5%
Power Consumption 50 mA maximum (with 3 LEDs on)
System Interface PS/2 mini-din connector
ESD CE level 4, 15 kV air discharge
EMI-RFI
Conforms to FCC rules for a Class B
computing device
PC98 Functionally compliant
Mechanical Languages 30+ 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 membrane
Key Leveling Mechanism For all double wide and greater length
keys
Cable Length 6 ft/1.8 m
PC98-99 Mechanically compliant
Acoustics 50 dBA maximum sound pressure level
Environmental 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, 6 surfaces
Non-operating Shock 80 g, 6 surfaces
Operating Vibration 2 g peak acceleration
Non-operating Vibration 4 g peak acceleration