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Communication specifications – Toshiba Portege 7140 User Manual

Page 149

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User's Manual

Technical specifications A-7

Version

5

Last Saved on 20/12/99 04:11

Portege 7140CT User's Manual – 7140_UK.doc – ENGLISH – Printed on 20/12/99 as IM_714UK

Communication specifications

Communication system

Data:

Fax:

Full duplex

Half duplex

Communication protocol

Data

ITU-T-Rec

(Former CCITT)

Bell

Other

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

/V.32bis/V.34/V.90103/

212A

K56 flex

Fax

ITU-T-Rec

(Former CCITT)

V.17/V.29/V.27ter/V.21

ch2

Communication speed

Data transmission and reception

300/1200/2400/4800/7200/9600/12000/1440

0/16800/19200/21600/24000/26400/28800/3

1200/33600 bps

Data reception only with K56flex

32000/34000/36000/38000/40000/42000/440

00/46000/48000/50000/52000/54000/56000

bps

Data reception only with V.90

28000/29333/30666/32000/33333/34666/360

00/37333/38666/40000/41333/42666/44000/

45333/46666/48000/49333/50666/52000/533

33/54666/56000 bps

Fax

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

Transmitting level

-10 dBm

Receiving level

-10 to -40 dBm

Input/output impedance

600 ohms ±30%

Error correcting

MNP class 4 and ITU-T V.42

Data compression

MNP class 5 and ITU-T V.42bis

Power supply

+3.3V, +5V (supplied by computer)

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