User's Manual

Chapter 1 – Introduction
Multi-Tech Systems, Inc. MT9234ZBA-Series User Guide (S000387D) 5
Technical Specifications
The MT9234ZBA-Series modem meets the following specifications:
Trade Name MultiModem
®
ZBA
Model Number MT9234ZBA or MT9234ZBAV
Server-to-Client 56K speeds when accessing a V.90 or V.92 server
Client-to-Server Up to 48Kbps when accessing a V.92 server
Client-to-Client 33600, 31200, 28800, 26400, 24000, 21600, 19200, 16800 bps,
Data Rates 14400, 12000, 9600, 7200, 4800, 2400, 1200, 0-300 bps
Fax Data Rates 33600, 31200, 28800, 26400, 24000, 21600, 19200, 16800
Voice Compatibility TIA/EIA IS-101 (Voice Option only)
Data Format Serial, binary, asynchronous
Modem Compatibility ITU-T V.92, V.90, V.34 enhanced, V.34, V.32bis, V.32, V.22bis, V.22; Bell 212A and
103/113; ITU-T V.21 & V.23; 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; and
TIA/EIA Class 1, 2; TR29.2
Video Compatibility ITU-T V.80 for H.324 video conferencing
Error Correction ITU-T V.42
Data Compression ITU-T V.44 (6:1 throughput)
Speed Conversion Serial port data rates adjustable to 300, 1200, 2400, 4800, 9600, 19,200, 38,400, 57,600,
115,200, and 230,400 bps
Mode of Operation Fax online modes; full duplex over dial-up lines
Flow Control XON/XOFF (software), RTS/CTS (hardware)
Intelligent Features Plug and play; fully AT command compatible; dialing options, autoanswer; adaptive
answer; 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; remote configuration; DTR dialing; callback security; A-law support in
56K modes; 11-bit support; real-time fax compression conversion; U.S. Caller ID
reporting; quick-connect startup (V.92).
Command Buffer 40 characters
Transmit Level -12 dBm (Eruo/NAM) – varies by country/region setting
Frequency Stability ±0.01%
Receiver Sensitivity -43 dBm under worst-case conditions
AGC Dynamic Range 43 dB
Interface TIA/EIA RS-232C/ITU-T V.24/V.28
Connectors DB25F RS-232C connector; 2 RJ-11 telephone jacks; power jack
Cables
Country-specific telephone; power cables; serial 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.
Indicators LEDs for Transmit Data, Receive Data, Carrier Detect, Off Hook, Terminal Ready, Power.
Speaker Internal speaker for call progress monitoring.
Operating
Temperature
0°– 50° C (32°–120° F) ambient under closed conditions;
humidity range 20–90% (non-condensing)
Power Requirements
Global modems: 100–240 VAC, 50/60 Hz universal power supply
Power Consumption 9 VDC, 300 mA maximum
Approvals
CE Mark
EMC: FCC Part 15 Class B, EN55024, EN55022 Class B, ICES-003 Class B
Safety: UL/cUL 60950-1, IEC 60950-1, AS/NZS 60950
Telecom: 47CFR Part 68, CS03, TBR21, other countries also included
Dimensions 10.8 cm wide x 14.8 cm long x 2.9 cm high (4.25" x 5.8" x 1.15")
Weight 224 g (8 oz)
Limited Warranty 2 years