QuickSpecs
HP Compaq dx2250 Microtower Business PC
Technical Specifications - Input/Output Devices
HP
(PS/2 or USB)
Scroll Wheel | 8 mm |
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Maximum Rotation Speed | 30 mm/s |
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Switch Type | Light force |
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Switch Life | 1 million operations |
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Mechanical Life | Minimum 200,000 revolutions | |
Environmental | Operating Temperature | 50° to 122° F (10° to 50° C) |
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| Temperature |
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| Operating Humidity | 10% to 90% (non condensing at ambient) |
| 20% to 80% (non condensing at ambient) | |
| Operating Shock | 40 g, 6 surfaces |
| 80 g, 6 surfaces | |
| Operating Vibration | 2 g peak acceleration |
| 4 g peak acceleration | |
Electrical | Operating Voltage | + 5VDC ± 10% |
| Power Consumption | 15mA |
| System Consumption | PS/2 |
| ESD | CE level 4, 15 kV air discharge |
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| Conforms to FCC rules for a Class B computing |
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| device |
| PC98 | Functionally compliant |
Mechanical | Resolution | 400 ± 20% DPI |
| Tracking Speed | 10 in/s maximum |
| Acceleration | 100 in/s |
| Switch Actuation | 85 g nominal peak force |
| Switch Life | 1,000,000 operations (using Hasco modified |
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| tester) |
| Cable Length | 2 m |
| Mechanically compliant | |
Regulatory Approvals | UL, CSA, FCC, CE Mark, TUV, TUV GS, VCCI, BCIQ, |
DA - 12605 Canada — Version 18 — March 24, 2008 | Page 24 |