Multi-Tech Systems MT2834BR, MT2834BLR manual 2400 & 1200 bps

Page 81

 

 

Appendix B

 

 

 

 

Frequencies

1650Hz Mark, 1850Hz Space for Transmit

 

Originate; 1650Hz Mark, 1850Hz Space for

 

Transmit Answer; V.27ter 1800Hz Originate/

 

Answer; V.29 QAM 1700Hz Originate/Answer;

 

V.17 TCM 1800Hz Originate/Answer

Carrier Frequencies

1800 Hz V.32/V.32bis/V.32terbo/V.34/Enhanced

 

V.34--33.6K/31.2K/28.8K/26.4K/24K/21.6K/

 

19.2K/16.8K/14.4K/12K/9.6K/7.2K/4.8K

Carrier Frequencies

Transmit Originate: 1200 Hz

2400 & 1200 bps

Transmit Answer:

2400 Hz

(V.22bis/V.22 or

Receive Originate:

2400 Hz

Bell 212A Standard)

Receive Answer: 1200 Hz

Carrier Frequencies,

1270 Hz Mark, 1070 Hz Space for Transmit

300 bps

Originate; 2225 Hz Mark, 2025 Hz Space for

(Bell Standard)

Receive Originate; 2225 Hz Mark, 2025 Hz

 

Space for Transmit Answer; 1270 Hz Mark,

 

1070 Hz Space for Receive Answer

Carrier Frequencies

980 Hz Mark, 1180 Hz Space for Transmit

V.21

Originate; 1650 Hz Mark, 1850 Hz Space for

 

Transmit Answer; 1650 Hz Mark, 1850 Hz

 

Space for Receive Originate; 980 Hz Mark, 1180

 

Hz Space for Receive Answer

V.23

390 Hz Mark, 450 Hz Space for Transmit

 

Originate; 1300 Hz Mark, 2100 Hz Space for

 

Transmit Answer; 1300 Hz Mark, 2100 Hz

 

Space for Receive Originate; 390 Hz Mark, 450

 

Hz Space for Receive Answer

Transmit Level

-11dBm (dial-up), -15 dBm (leased-line); dBm

 

level selectable with DIP-Switch #3 in leased line

 

setting

 

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Contents User Guide Revision Date Description Contents AT Commands and S-Register Summary Introduction Introduction FeaturesHow to Use This Manual Installation Card Cage PreliminariesSerial Cable Telephone LineInstallation PC Board Controls Switch Function Position Effect DIP-Switch SettingsAnswer/Originate Originate call Async/Sync/Leased Line Dip Switch Settings #13 Position Effect OOS Busy Out Toggle Switch2 MI/MIC Option Jumper Out of Service/Test JumperDial-Up and Leased Lines Modem LED Indicators On-Line Diagnostics Installation Serial Port Limitations How Can You Identify Your Uart Type? MSD Uart Identification, Screen Configuring Software for Your Modem Configuring Your SoftwareAT &F X4 S0=0 M PC Initialization StringsMEW Modem Initialization Setup Macintosh Initialization Changing Default ParametersMEW Configuration Parameters Screen Configuring Software for Your ComputerTerminal Emulation Configuring Software for the Remote SystemFile Transfer Protocols When to Disable Data CompressionAT &F S0=0 X4 &E14 M Disabling Error CorrectionModem Commands Modem AT Commands Commands = 0, 1, 2 or DP0 #F2 Command Values Default = speed Q0 selects Result Codes displayed Reads value of S-Register r and displays value = 4 or Tone Command Break Atcr Values Default Description Callback Security CommandsCallback password with xxxxxx being callback password Remote Configuration Procedures Remote ConfigurationPassword Commands 4 V.25bis CommandsCSPs Escape Code Character RegistersLine Feed Character S10 Carrier Loss Disconnect Delay Time S25 DTR Dropout Time S36 Time Between DTR Inactive and Modem Off-Hook Result CodesTerse Verbose No Dial Tone Busy No Answer AT Commands and S-Register Summary Modem Testing Uuuu Local Analog Loopback Test/V.54 LoopDigital Loopback Test/V.54 Loop 2 Local/Manual Digital Loopback Test local / manual Digital Loopback Test remote / automatic Digital Loopback Test/V.54 Loop 2 Remote/AutomaticLocal Analog Loopback Test Syncronous Mode Local Analog Loopback Test Synchronous ModeDigital Loopback Test Local / manual Syncronous Digital Loopback Test Local/Manual Synchronous ModeDigital Loopack Test remote / automatic Syncronous Digital Loopback Test Remote/Automatic Synchronous ModeWarranty and Service Limited Warranty Service Tech SupportRecording Modem Information Upgrading the MT2834BR Using FlashPro to Upgrade Modem FirmwareSafety Warnings Internet Babt Requirements Compliance with Babt Requirements European Low Voltage Directive Compliance with BS6789 .1 and Part Compliance with BS6328 Part Appendices Appendix a Appendix a Canadian Limitations Notice Data Rates modem Appendix B Technical SpecificationsFlow Control 2400 & 1200 bps Frequency Stability Index Index Index Index MNP SCC XON/XOFF S000316