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Built-in modem – Toshiba M30 User Manual

Page 176

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PPENDIX

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A-2

User's Manual

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

Data:

Full duplex

system

Fax:

Half duplex

Communication

Data

protocol

ITU-T-Rec

V.21/V.22/V.22bis/V.32

(Former CCITT)

/V.32bis/V.34/V.90

Bell

103/212A

Fax

ITU-T-Rec

V.17/V.29/V.27ter

(Former CCITT)

/V.21 ch2

Communication

Data transmission and reception

speed

300/1200/2400/4800/7200/9600/12000/14400/
16800/19200/21600/24000/26400/28800/31200/
33600 bps

Data reception only with V.90

28000/29333/30666/32000/33333/34666/36000/37333/
38666/40000/41333/42666/44000/45333/46666/48000/
49333/50666/52000/53333/54666/56000 bps

Fax

2400/4800/7200/9600/12000/14400 bps

Transmitting level

-10 dBm

Receiving level

-10 to -40 dBm

Input/output

600 ohms ±30%

impedance

Error correcting

MNP class 4 and ITU-T V.42

Data compression

MNP class 5 and ITU-T V.42bis

Power supply

+3.3V (supplied by computer)