Specifications Rated Input Power The notebook operates on DC power, which can be supplied by an AC or a DC power source. Although the notebook can be powered from a stand-alone DC power source, Compaq strongly recommends that the notebook be powered only with an AC adapter or DC cable supplied or approved by Compaq. An AC adapter provided by Compaq for use with this notebook is capable of accepting AC power within the following specifications: Input Power Rating Operating voltage 100–240V AC @1.7A - 50–60Hz Operating current 1.5A rms Operating frequency range 50 to 60Hz The notebook is capable of accepting DC power within the following specifications:
Input Power Rating Operating voltage 18.5V DC @3.5A- 65W Operating current 4.9A This product is designed for IT power systems in Norway with phase-to-phase voltage not exceeding 240 Vrms. A–2 Startup and Reference Guide—Part 2