Multi-Tech Systems MT2834BLR, MT2834BR manual Frequency Stability

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	Appendix B


Frequency Stability	±0.01%
Receiver Sensitivity	-43 dBm under worst case conditions
AGC Dynamic Range	43 dB
Interface	EIA RS232C/ITU-TSS V.24
Connectors	Sixteen DB25 RS232C connectors; sixteen DB9
	connectors for phone line (CC216/916/1432/
	2834 Rack Modem Cabinet) or sixteen RJ11
	connectors for phone line (CC1600 Rack
	Modem Cabinet).
Diagnostics	Power-on Self Test, Local Analog Loop, Local
	Digital Loop, Remote Digital Loop.
Indicators	LEDs for Transmit Data, Receive Data, Carrier
	Detect, various speed indicators, Off Hook,
	Terminal Ready, Ring Indicator, and Out of
	Service (Busy)
Controls	Toggle switch for Out of Service (OOS). On-
	board DIP-Switches and jumpers for various
	modem options.
Operating	0° to 50° C (32° to 120° F)
Temperature
Power	115 Volts AC, 60Hz, 0.3amp.
Requirements
Power Consumption	Approximately 6 watts
Dimensions	10-1/2" long x 5-1/2" wide
Weight	1.5 pounds

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Contents User Guide Revision Date Description Contents AT Commands and S-Register Summary Introduction Features IntroductionHow to Use This Manual Installation Serial Cable PreliminariesCard Cage Telephone LineInstallation PC Board Controls DIP-Switch Settings Switch Function Position EffectAnswer/Originate Originate call Async/Sync/Leased Line OOS Busy Out Toggle Switch Dip Switch Settings #13 Position EffectOut of Service/Test Jumper 2 MI/MIC Option 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 Your Software Configuring Software for Your ModemPC Initialization Strings AT &F X4 S0=0 MMEW Modem Initialization Setup Changing Default Parameters Macintosh InitializationConfiguring Software for Your Computer MEW Configuration Parameters ScreenConfiguring Software for the Remote System Terminal EmulationWhen to Disable Data Compression File Transfer ProtocolsDisabling Error Correction AT &F S0=0 X4 &E14 MModem 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 Callback Security Commands Command Break Atcr Values Default DescriptionCallback password with xxxxxx being callback password Remote Configuration Remote Configuration Procedures4 V.25bis Commands Password CommandsCSPs Registers Escape Code CharacterLine Feed Character S10 Carrier Loss Disconnect Delay Time S25 DTR Dropout Time Result Codes S36 Time Between DTR Inactive and Modem Off-HookTerse Verbose No Dial Tone Busy No Answer AT Commands and S-Register Summary Modem Testing Local Analog Loopback Test/V.54 Loop UuuuDigital Loopback Test/V.54 Loop 2 Local/Manual Digital Loopback Test local / manual Digital Loopback Test/V.54 Loop 2 Remote/Automatic Digital Loopback Test remote / automaticLocal Analog Loopback Test Synchronous Mode Local Analog Loopback Test Syncronous ModeDigital Loopback Test Local/Manual Synchronous Mode Digital Loopback Test Local / manual SyncronousDigital Loopback Test Remote/Automatic Synchronous Mode Digital Loopack Test remote / automatic SyncronousWarranty and Service Limited Warranty Tech Support ServiceRecording Modem Information Using FlashPro to Upgrade Modem Firmware Upgrading the MT2834BRSafety 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 Appendix B Technical Specifications Data Rates modemFlow Control 2400 & 1200 bps Frequency Stability Index Index Index Index MNP SCC XON/XOFF S000316