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User’s Manual
A-2
Specifications
Power Requirements
Built-in Modem
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 VDC
4.0 amperes
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
Communication specifications
Communication
system
Data:
Full duplex
Fax:
Half duplex
Communication
protocol
Data
ITU-T-Rec
(Former CCITT)
Bell
Fax
ITU-T-Rec
(Former CCITT)
V.21/V.22/V.22bis/V.32/
V.32bis/V.34/V.90
103/212A
V.17/V.29/V.27ter/V.21 ch2