Ositech comm Trumpcard Data/Fax Modem manual Modem Test Procedures

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Modem Test Procedures

Section Five

Modem Test Procedures

This section of the manual describes the different tests that you can perform when you are trying to find the source of a problem.

•Local Modem Self-Test

•Local Analog Loopback

•Local Analog Loopback with Self-Generated Pattern

•Remote Digital Loopback

•Remote Digital Loopback with Self-Generated Pattern

•Local Digital Loopback

•Testing Modem Memory

User’s Guide and Reference

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Contents User’s Guide and Reference Trumpcard Data/Fax ModemCopyright How To Contact UsFTP Preface FCC Notice Regulations Governing the Use of Modems Page Vii Contents Modem Command Reference Page Introduction Data Mode FeaturesCellular Mode Facsimile ModeUnique Features 22bis Industry Standards32bis 27ter 42bisMNP 2, 3, MNPPreparing for Installation Hardware InstallationInstalling the Trumpcard Modem Pcmcia Modem Adapter connector is keyed to go in one way Line Interface Module Connection to Telephone Network Basic Modem Operation Enabling The Trumpcard Before You BeginOperating the Trumpcard Using AT CommandsTone or Pulse Dialling Making an Outgoing CallStoring a Number Re-Dialling the Last NumberConnection Messages Carrier Connect 1200TX/75RXFAX DataEnding Your Connection Setting Up for a Non-Error Correcting ConnectionReceiving an Incoming Call Setting up for a Cellular ConnectionModem Configurations for Cellular Operation Cellular Phone Configuration Cellular Call Status Section Four Trumpcard 14400/28800 Modem Modem Command Reference Modem Command Guidelines Modem Command Reference +MS Modem Command SummaryModem Command Reference Re-execute Modem Command DescriptionsAnswer ATB1 Bn Set ITU-T or Bell ModeDn Dial ATB0ATDS=2 Fn Select Line Modulation 14400 only En Command EchoSub-parameter Definitions +Ms Select Line Modulation 28800 onlyATH1 Hn Switch-Hook ControlVFC ATH0Olume IdentificationMn Speaker Control On Return To The On-Line State Nn Automode DetectionATQ0 Set Pulse Dial as DefaultQn Result Code Display Sn Read/Write S RegistersVn Result Code Form Set Tone Dial as DefaultWn Connect Message Control Xn Extended Result Codes Result Codes Q0, V1, Wn, S95 Carrier Connect Yn Control Long Space Disconnect Zn ResetCn DCD Option Dn DTR Option Restore Factory ConfigurationNone Jn T elephone Jack Selection Gn Set Guard ToneKn DTE/Modem Flow Control Ln Line Type Mn Communication ModePn Dial Pulse Ratio disabled for the U.S Qn Communication ModeSn DSR Option Rn RTS/CTS OptionTn T est and Diagnostic AT&T8 View Configuration and User ProfilesAT&T6 AT&T7Wn Store User Profile Yn Designate Default User Profile\Kn Break Control Zn=x Store Phone Number\Bn T ransmit Break \Gn Modem-to-Modem Flow ControlAT\K3 AT\K1AT\K5 Cn Compression Control \Nn Operation Mode ControlReport Received Signal Level En Enable/Disable Line Quality MonitorReport Line Signal Quality Mn T ransmit Level Adjustment for Cellular Connection Kn MNP Extended ServicesHn Link Negotiation Speed En Compromise Equalizer @Mn Initial Cellular Power LevelInit string = Null Init string Event Based CommandModem S Registers Default Register SettingsModem Register Summary Modem Command Reference S95 Extended Result Codes Register Descriptions S8 Pause S5 Backspace CharacterS6 Wait S7 Wait For Carrier After DialS12 Escape Code Guard Time S10 Lost Carrier To Hang Up DelayS9 Carrier Detect Response Time S11 Dtmf T one DurationS30 Inactivity Timer S18 Test TimerS24 Sleep Inactivity Timer S25 Delay to DTRS33 Xoff Character S32 XON CharacterS36 Lapm Failure Control S37 Desired Telco Line Speed Range DefaultS46 Protocol Selection S38 Delay Before Forced DisconnectS86 Connection Failure Cause Code S48 V .42 Negotiation ActionS95 Extended Result Codes Class 1 Commands Facsimile CommandsClass 2 Commands Modem Test Procedures Local Modem Self-Test Local Analog Loopback Local Analog Loopback with Self- Generated Pattern Remote Digital Loopback Remote Digital Loopback with Self- Generated Pattern Local Digital Loopback Product Information Testing Modem MemoryROM Checksum Test