Westermo TD-23 Installation Manual

Tele ModemV.90/K56flex™ or V.34INSTALLATION MANUAL6179-2203TD33/V.90TD-33TD33/V.90 US©Westermo Teleindustri AB • 2001 • REV. AGalvanicIsolationTransie

10 6179-2203, Dial pause: the modem will pause for a time specified by S8 before dialing thedigits following ”,”.; Return to command state. Added to t

116179-2203%En – Enable/Disable Line Quality Monitor and Auto-Retrain or Fallback/Fall ForwardControls whether or not the modem will automatically mon

12 6179-2203Hn – Disconnect (Hang-Up)This command initiates a hang up sequence.H0 The modem will release the line if the modem is currently on-line. C

136179-2203-Kn – MNP Extended ServicesEnables or disables conversion of a V.42 LAPM connection to an MNP 10 connection.The parameter value, if valid,

14 6179-2203V90 V.90 56 000, 54 667, 53 333, 52 000, 50 667, 49 333, 48 000, 46 667, 45 333, 42 667, 41 333, 40 000, 38 667, 37 333, 36 000, 34 667,

156179-2203*Pn – Store Password and Callback numberIt is possible to store 2 different Passwords and Callback numbers in the modem. This command works

16 6179-2203%Un – Select µ-Law or A-Law Codec TypeThis command selects µ-Law or A-Law codec type for V.90 and K56flex modulation.This command also sto

176179-2203&V – Display Current Configuration and Stored Profiles&V - Display Current Configuration and Stored Profiles Reports the current (a

18 6179-2203&V1 – Display Last Connection StatisticsDisplays the last connection statistics in the following format (shown with typical results):T

196179-2203&Wn – Store Current ConfigurationSaves the current (active) configuration (profile), including S-Registers, in one of the twouser profi

2 6179-2203Table of ContentsIntroduction ...

20 6179-2203Yn – Long Space DisconnectThis command enables/disables the generation and response to long space disconnect. The parameter value, if vali

216179-2203Result Codes0 OK A command line has been executed.1 CONNECT For X command values specifying no speed reporting, the modem has connected to

22 6179-220348 CARRIER 4 800 The modem has connected to the line at 4 800 bit/s and carrier reporting is enabled. (See S95 and Xn.)49 CARRIER 7 200 Th

236179-2203153 CARRIER 38 000 The modem has connected to the line at 38 000 bit/s and carrier reporting is enabled. (See S95 and Xn.)154 CARRIER 40 00

24 6179-2203S-registersS0 – Number of Rings to Auto-AnswerS0 sets the number of the rings required before the modem automatically answers a call.Setti

256179-2203S6 – Wait Time before Blind Dialing or for Dial ToneSets the length of time, in seconds, that the modem will wait for dial tone when encoun

26 6179-2203S11 – DTMF Tone DurationS11 operation is country dependent.Range: 50–255 millisecondsDefault: 95 (95 milliseconds)S12 – Escape Prompt Dela

276179-2203S21 – V.24/General Bit Mapped Options StatusS21 indicates the status of command options.Default: 36 (24h) (00100100b)Bit 0 Reserved (0)Bit

28 6179-2203S25 – Delay To DTRS25 sets the length of time that the modem will ignore DTR for taking the action specifiedby &Dn. Its units are one

296179-2203S36 – LAPM Failure ControlDefault: 7 (00000111b)Bits 0–2 This value indicates what should happen upon a LAPM failure. These fallbackoptions

36179-2203IntroductionCongratulations for purchasing TD-33, probably the most robust modem device available on the market.The TD-33 should not be conf

30 6179-2203S40 – General Bit Mapped Options StatusS40 indicates the status of command options.Default: 104 (68h) (01101000b)Bits 0–1 MNP Extended Ser

316179-2203S48 – V.42 Negotiation ActionThe V.42 negotiation process determines the capabilities of the remote modem. However,when the capabilities of

32 6179-2203GlossaryASCIIA binary code system which defines 128 characters using different combinations of 1s and 0s. ASCII= American Standard Code fo

336179-2203Data RateIn modems this is often different to the baud rate. For instance the Data Rate of V.32bis is 14 400bit/sand the baud rate is 2 400

34 6179-2203NVRAMNon Volatile Random Access Memory. Consists most often by an EEPROM (Electronically Eraseableand Programmable memory). Used by the mo

356179-2203A frequently used setting for PLC-systems and industrial applicationsMost PLC-systems and other industrial applications where modems are us

6179-2203 02.05 Mälartryck AB, Eskilstuna, SwedenBlock diagramDPCPUMemoryROM & RAMMCU DIP’sRS-232DAALED’s+5V0INDC – DCconverterTelephone LineRS-23

4 6179-2203SpecificationsModulation ITU-T V.90 28.0 up to 56.0 kbit/sK56flex™, 32.0 up to 56.0 kbit/sITU-T V.34, 2.4 up to 33.6 kbit/sITU-T V.32bis, 4

56179-2203InstallationThe modem should beconnected in the followingway:Power connection is madethrough screw-block at bottom right corner. It is a 2-p

6 6179-2203TEL.LINELine connectionThe telephone line is connected to the 2-pole RJ-11 connector.2-wire lines are connected to the two middle pins (3 &

76179-2203Switch 1Factory SettingsDIP Switch Setup for Dial-upDisconnect power before changing DIP-switches.The DIP-switches can be used to provide th

8 6179-2203AT CommandsA – AnswerThe modem will go off-hook and attempt to answer an incoming call if correct conditionsare met. Upon successful comple

96179-2203Dn – DialThis command directs the modem to go on-line, dial according to the string entered andattempt to establish a connection. If no dial