HP 8530p HP Business Notebook PC - Getting Started Guide - Enhanced for Access - Page 8

Product Information and Troubleshooting Input power The computer operates on DC power, which can be supplied by an AC or a DC power source. Although the computer can be powered from a standalone DC power source, it should be powered only with an AC adapter or a DC power source supplied and approved by HP for use with this computer. The computer can operate on DC power within the following specifications. Input power Operating voltage Operating current Rating 18.5 V dc @ 4.7 A - 90 W 6.5 A This product is designed for IT power systems in Norway with phase-to-phase voltage not exceeding 240 V rms. Operating environment Factor Temperature Operating (not writing to optical disc) Operating (writing to optical disc) Nonoperating Relative humidity (noncondensing) Operating Nonoperating Maximum altitude (unpressurized) Operating Nonoperating Metric U.S. 0°C to 35°C 5°C to 35°C -20°C to 60°C 32°F to 95°F 41°F to 95°F -4°F to 140°F 10% to 90% 5% to 95% 10% to 90% 5% to 95% -15 m to 3,048 m -15 m to 12,192 m -50 ft to 10,000 ft -50 ft to 40,000 ft 10 Getting Started