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A-2 User’s Manual
PORTÉGÉ M780
Environmental Requirements
Power Requirements
Conditions Ambient temperature Relative humidity
Operating 5°C (41°F) to
35°C (95°F)
20% to 80%
(noncondensing)
Non-operating -20°C (-4°F) to
65°C (149°F)
10% to 90%
(noncondensing)
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
AC adaptor 100-240 volts AC
50 or 60 hertz (cycles per second)
Computer 15 V DC
5.0 amperes