Specifications; Operating Environment - HP Compaq Presario,Presario R4000 Hardware And Software Manual

Operating Environment

The operating environment information in the following table
may be helpful if you plan to use or transport the notebook in
extreme environments.
Factor
Temperature
Operating
Nonoperating
Relative humidity (noncondensing)
Operating
Nonoperating
Maximum altitude (unpressurized)
Operating
Nonoperating
Hardware and Software Guide

Specifications

Metric
10°C to 35°C
-20°C to 60°C
10% to 90%
5% to 95%
-15 m to 3,048 m
-15 m to 12,192 m -50 ft to 40,000 ft
17
U.S.
50°F to 95°F
-4°F to 140°F
10% to 90%
5% to 95%
-50 ft to 10,000 ft
17–1