HP (Hewlett-Packard) WZ223UT Laptop User Manual


 
Getting Started 9
Product Information and Troubleshooting
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 can operate on DC power within the following specifications.
This product is designed for IT power systems in Norway with phase-to-phase voltage
not exceeding 240 V rms.
The computer operating voltage and current can be found on the system regulatory label
on the bottom of the computer.
Input power
Input power Rating
Operating voltage,
current, and power
18.5 V dc @ 3.5 A - 65W
19 V dc @ 4.74 A - 90W
Operating environment
Factor Metric U.S.
Temperature
Operating (not writing to optical disc) 0°C to 35°C 32°F to 95°F
Operating (writing to optical disc) 5°C to 35°C 41°F to 95°F
Nonoperating -20°C to 60°C -4°F to 140°F
Relative humidity (noncondensing)
Operating 10% to 90% 10% to 90%
Nonoperating 5% to 95% 5% to 95%
Maximum altitude (unpressurized)
Operating -15 m to 3,048 m -50 ft to 10,000 ft
Nonoperating -15 m to 12,192 m -50 ft to 40,000 ft