Multitech MT9234ZBA-USB, Руководство пользователя

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Chapter 1 –Product Overview and Specifications
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Multi-Tech Systems, Inc. MT9234ZBA-USB User Guide
Package Contents
The MultiModem USB package contains:
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A MultiModem data/fax modem
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A set of four self-adhesive plastic feet
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One USB cable
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One modular telephone cable
AT Commands Info
The AT commands are published in a separate Reference Guide. Download this guide from the Multi-Tech website.
Technical Specifications
Your MultiModem ZBA-USB modem has the following specifications:
Trade Name MultiModem® ZBA
Model Number MT9234ZBA-USB
Server-to-Client Data Rates V.90 speeds when accessing a V.90 or V.92 server (actual speed depends on server capabilities
and line conditions)
Client-to-Server Data Rates Up to 50Kbps when accessing a V.92 server (actual speed depends on server capabilities and
line conditions); otherwise, the same as client-to client data lines.
Client-to-Client Data Rates 33600, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200, 4800,
2400, 1200, 0-300 bps
Fax Data Rates 33600, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200, 4800,
2400, 1200, 0-300 bps
Data Format Serial, binary, asynchronous
Modem Compatibility ITU-T V.92, V.90, V.34 enhanced, V.34, V.34bis, V.32, V.32bis, V.22; Bell 212A and 103; ITU-T
V.21, V.42, V.42bis, V.44
Fax Compatibility ITU-T “Super” Group 3, Class 1.0, 2.0, 2.1, T.4, T.30, V.21, V.27ter, V.29, V.34, V.17; TIA/EIA
578 Class 1, 2, TR29.2
Error Correction ITU-T V.42
Data Compression ITU-T V.44 (4:1 throughput), V.42bis (4:1 throughput), MNP 5 (2:1 throughput)
Flow Control XON/XOFF (software), RTS/CTS (hardware)
Intelligent Features Plug and play; fully AT command compatible; autodial, redial, repeat dial; pulse or tone dial;
dial pauses; auto answer; caller ID; EIA extended automode; adaptive line probing; automatic
symbol and carrier frequency during start-up, retrain, and rate renegotiation; DTMF detection;
call status display, auto-parity and data rate selections; keyboard-controlled modem options;
non-volatile memory; on-screen displays for modem option parameters; command lines of up
to 40 characters each; remote configuration
Command Buffer 40 characters
Transmit Level -12dBm (Euro/NAM) – varies by country/region setting
Lightning Protection FCC Part 68 A/B surge
Frequency Stability ±0.01%
Receiver Sensitivity -43 dBm under worst-case conditions
AGC Dynamic Range 43 dB
Connectors USB connector; two RJ-11 phone jacks
Cables One RJ11 phone cable
One USB cable
Note: Any cables connected to the computer should be shielded to reduce interference.
Diagnostics Power-on self test, local analog loop, local digital loop, remote digital loop.
Environmental Temperature range -40°– 50°C (-32°–120°F); humidity range 20–90% (non-condensing)
Dimensions 10.9 cm wide x 14.5 cm long x 2.5 cm high (4.3” x 5.7” x 1.10”)
Weight 227 g (8 oz)
Limited Warranty 2 year