Specifications; Operating Environment - HP Compaq tc4400 Hardware Manual

The following sections provide information on the operating
environment specifications and power specifications of the
computer.

Operating environment

The operating environment information in the following table
might be helpful if you plan to use or transport the computer in
extreme environments.
Factor
Temperature
Operating (not writing to optical disc 0°C to 35°C
Operating (writing to optical disc)
Nonoperating
Relative humidity (noncondensing)
Operating
Nonoperating
Maximum altitude (unpressurized)
Operating (14.7 to 10.1 psia)
Nonoperating (14.7 to 4.4 psia)
Tablet PC Tour

Specifications

Metric
5°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
2
U.S.
32°F to 95°F
41°F to 95°F
-4°F to 140°F
10% to 90%
5% to 95%
-50 ft to 10,000 ft
-50 ft to 40,000 ft
2–1