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Appendix A
Specifications
This appendix summarizes the computer’s technical specifications.
Environmental Requirements
Ambient Relative
Conditions temperature humidity
Operating 5°C (41°F) to 35°C (95°F) 20% to 80%
Non-operating -20°C (-4°F) to 65°C (149°F) 10% to 95%
Thermal Gradient 20°C per hour maximum
Wet-bulb temperature 26°C maximum
Conditions Altitude (from sea level)
Operating -60 to 3,000 meters
Non-operating -60 to 10,000 meters maximum
Power Requirements
Universal AC adaptor 100-240 volts AC
50 or 60 hertz (cycles per second)
Computer 15 VDC
5.0 amperes
Built-in Modem
Network control unit (NCU)
Type of NCU AA
Type of line Telephone line (analog only)
Type of dialing Pulse
Tone
Control command AT commands
EIA-578 commands
Monitor function Computer’s speaker