Compaq 6820s - Notebook PC Getting Started

Input power
The power information in this section may be helpful if you plan to travel internationally with
the computer.
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 is capable of accepting DC power within the following specifications.
Input power Rating
Operating voltage 19.0 V dc @ 4.74 A - 90 W
Operating current 4.74 A
42 Appendix B Operating environment and input power

Compaq 6820s - Notebook PC Specifications

General

Processor	Intel Core 2 Duo
Graphics	Intel GMA X3100
Battery Life	Up to 3 hours
Audio	Integrated stereo speakers
Battery	6-cell Lithium-Ion
Optical Drive	DVD±RW
Networking	Ethernet
Ports	VGA, RJ-45, RJ-11
Storage	120 GB HDD
Display	15.4-inch