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User’s Manual A-2
Specifications
Power Requirements
Built-in Modem
AC adaptor 100-240 volts AC
50 or 60 hertz (cycles per second)
Computer 15 V DC
3.0/4.0 amperes (different for each model)
This information is applicable to the models equipped with a 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
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.3
2bis/V.34/V.90
103/212A
V.17/V.29/V.27ter/V.21 ch2