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MT3334HD8 manual
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100 pages, 781.59 Kb
MT3334HD8 Modem
User Guide
Contents
Main
Page
Federal Communications Commission Statement
FCC Regulations for Telephone Line Interconnection
FCC Fax Warning
Canadian Limitations Notice
Table of Contents
1 Introduction
2 Installation
3 AT Commands
4 S-Registers
Page
Page
MT3334HD8 User Guide
LED Indicators
CD OH
Power Supplies
Manual Organization
Chapter 1 Introduction
Page
Technical Specifications
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Page
Page
Figure 1. MT3334HD8 modem card.
Safety Warnings
Pre-Installation Notes
Installation Procedure
Owners Manual
both
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Page
Working with AT Commands
AT commands
>
%
#
Command Editing
14 CommPlete Communications Server
Table 1. AT Commands by Function
CommPlete Communications Server 15
Dialing Commands
Ds Dial
A: Continuous Redial
Hn On-Hook/Off-Hook
Dial Modifier Commands
P, T Pulse or Tone Dialing
W Wait for New Dial Tone
Rn Reverse Originate/Answer Mode
, Dialing Pause
: Continuous Redial
; Return to Command Mode After Dialing
! Flash On-Hook
Phone Number Memory Commands
DsNd Store a Phone Number
Nd Dial a Stored Number
NdNe Number Linking
e
Configuration Storage and Recall Commands
&Wn Store Configuration
&Fn Load Default Configuration
Table 2. Where the Modem Reads Configuration Parameters
result codes
Modem Response (Result Code) Commands
En Echo Command Mode Characters
Qn Result Codes Enable/Disable
&Qn Result Codes (Multi-Tech or Standard AT)
Vn Result Codes (Verbose/Terse)
Xn Result Codes and Call Progress Selection
&An Answerback
NOT PROGRAMMED
Online Connection Commands
#An Auto Speed Detection
BnAnswer Tone
%DCnAT Command Control
&CDnCleardown at Disconnect
>DTnDTMF Detection
#FnFallback Modes
&GnGuard Tones
*HnBusy-Out After Disconnect
&PnSet Pulse-Dial Ratios
&RDnSquare Wave Ring Detect
$TnCalling Tone
#TnTrellis-Coded Modulation
MT3334HD8 User Guide
YnLong Space Disconnect
V.34 Commands
%FnEcho Canceler Frequency Offset Compensation
&RAnAsymmetric Bit Rate
RS-232 Interface Commands
&CnCarrier Detect Control
&DnData Terminal Ready Control
&RnClear to Send Control
&SnData Set Ready Control
&RFnCTS/RTS Interaction Control
&SFnDSR/CD Interaction Control
Error Correction and Data Compression Commands
&EnError Correction Modes
&EnData Compression
#LnV.42 Error Correction Modes
$EnV.42 Error Correction at 300 bps
$AnAuto-Reliable Buffering
$FnAuto-Reliable Fallback Character Enable/Disable
$Rn Retransmit Count
Speed Conversion Commands
$BAnBaud Adjust
$MBnModem Baud Rate
$SBnSerial Port Baud Rate
Immediate Action Commands
A/ Repeat Last Command
InInquire Product Code
L5, L7 List Current Operating Parameters
L6 List Current S-Register Values
Flow Control Commands
&BSnMaximum Reliable Block Size
$EBnAsynchronous Word Length
&E3 Flow Control Disable
&E4 Hardware Flow Control
&E5 XON/XOFF Flow Control
&EnXON/XOFF Pass-Through
&EnHewlett Packard ENQ/ACK Pacing
&EnPacing (Computer-Initiated Flow Control)
#XnNumber of XOFF Characters Sent
Escape Sequences
+++AT<CR> In-Band Escape Sequence
OK
H
+++)
Remote Configuration Commands
xxxxxx
AT
%%%
%%%AT<CR> Remote Configuration Escape Sequence
Line Probe Commands
%DPnRead Line Probe Data
%DFnFormat Line Probe Data
&RP Immediate Line Probe
LnDisplay Line Probe Data
Diagnostic Commands
&TnRespond to Remote Digital Loopback Signal
UnLoopback Test Modes
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S-Registers
S0 Number of Rings Until Modem Answers
S1 Ring Count
S2 Escape Code Character
S3 Return Character
S4 Line Feed Character
S5 Backspace Character
S6 Wait Time for Dial Tone
S7 Time for Carrier (Abort Timer)
S8 Pause Time for Comma
S9 Carrier Detect Response Time
S10 Carrier Loss Disconnect Delay Time
S11 Tone Dialing Spacing and Duration
S13 Remote Configuration Escape Character
S17 Changing Break Time
S24 PBX/CBX Disconnect Drop Time for DSR/CTS/CD
S25 DTR Dropout Time
S30 Inactivity Timer
S32 Time Lapse for Escape Sequence
S34 Command Buffer Length After Online Escape Sequence
S37 DTR Busy-In Time
S43 Force V.34 Connect Speed
S48 Maximum V.34 Connect Speed
S94 Out-of-Service Time
Reading and Assigning S-Register Values
Examples of Assigning Values
1. Lets assume you want to have longer pauses caused by the comma in a dial command: five seconds
Examples of Reading Values
1. To verify that you entered the value correctly in the preceding examples, type ATS8? and press
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Owner's Manual
Local Analog Loopback Test (V.54 Loop 3)
Figure 2. Local analog loopback test.
1. Connect the modem to your computer. Using your communication software, set the desired baud
2. Type ATU or ATU0 and press ENTER. This places your modem in analog loopback mode in the
5 Testing the MT 3334HD8
Remote Digital Loopback Test (V.54 Loop 2)
Figure 3. Remote digital loopback test.
U
5 Testing the MT 3334HD8
Local Digital Loopback Test (V.54 Loop 2)
5. Have someone enter data from the remote keyboard. For this test, typing multiple uppercase
Figure 4. Local digital loopback test.
1. Open your communications software and go into terminal mode. Type AT and press ENTER; you
4. Type ATU3 and press ENTER. Once you receive an OK message from your modem (if responses are
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Limited Warranty
Service
Attn: Repair
Technical Support
Recording Product Information
The Multi-Tech BBS
Logging onto the Multi-Tech BBS
L
Downloading a File
If you know the file name
About CompuServe
About the Internet
About the Multi-Tech Fax-Back Service
Upgrading the MT3334HD8 Firmware
Using FlashPro to Upgrade Firmware
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68 CommPlete Communications Server
Appendix A ASCII Conversion Chart
B Dial Pulses and Tones
Appendix B Dial Pulses and Tones
Dial Pulses
1
2
1
Figure B-2. Standard DTMF frequencies
Figure B-3. Extended DTMF frequencies
C Result Code Summary
CommPlete Communications Server 71
Appendix C Result Code Summary
is added to the CONNECT
MNP Reliable Mode. If the modem connects using MNP error correction, the word RELIABLE
Multi-Tech Result Codes (&Q0)
or the letter R
Standard AT Result Codes (&Q1)
D S-Register Summary
CommPlete Communications Server 73
Appendix D S-Register Summary
74 CommPlete Communications Server
CommPlete Communications Server 75
Appendix E AT Command Summary
76 CommPlete Communications Server
CommPlete Communications Server 77
78 CommPlete Communications Server
CommPlete Communications Server 79
80 CommPlete Communications Server
CommPlete Communications Server 81
82 CommPlete Communications Server
CommPlete Communications Server 83
84 CommPlete Communications Server
F Remote Configuration
Appendix F Remote Configuration
Basic Procedure
3. Enter the number 2. The remote modem responds with a request for the setup password:
4. Enter your setup password. If the password is correct, the remote modem responds with:
7. Type the number 1 to return to data mode. You can then break the connection in the normal way.
Changing the Passwords
Changing the Remote Escape Character
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Index
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C
D
E
F
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