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8500073

D-Series

Dial-Up Modem

TABLE OF CONTENTS

SECTION 1 - DESCRIPTION.......................................................................2

SECTION 2 - SPECIFICATIONS.................................................................4

SECTION 3 - INSTALLATION.....................................................................5

SECTION 4 - FRONT PANEL INDICATORS ............................................9

SECTION 5 - INTERFACE SIGNALS .......................................................10

SECTION 6 - TROUBLESHOOTING .......................................................11

SECTION 7 - WARRANTY ..........................................................................12

Data Comm for Business, Inc.
807 Pioneer Street
Champaign, IL 61820

Revision Date: November 4, 1999

217-352-3207

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Содержание D14.4

Страница 1: ...ECTION 2 SPECIFICATIONS 4 SECTION 3 INSTALLATION 5 SECTION 4 FRONT PANEL INDICATORS 9 SECTION 5 INTERFACE SIGNALS 10 SECTION 6 TROUBLESHOOTING 11 SECTION 7 WARRANTY 12 Data Comm for Business Inc 807 Pioneer Street Champaign IL 61820 Revision Date November 4 1999 217 352 3207 ...

Страница 2: ...here the power source available is DC rather than an AC wall outlet The slower models are quite useful for remote control applications Since the D series is available in a 14 4 Kbps model it is faster connecting than more complex modems which have to step down to the slower speed only after failing negotiation at faster speeds They are also more reliable on marginal phone lines than commonly used ...

Страница 3: ...3 D33 6 Front and Rear Views ...

Страница 4: ...24 or 48 volt DC power 2 1 2 Front Panel Indicators Power TxD RxD DTR DCD 2 1 3 Controls Standard AT command set 2 1 4 Physical Electrical Power requirements 12 VDC 500 ma Supports 9 to 18 VDC external power on 2 5mm x 5 5 mm power connector Options available for 24 or 48 VDC external power Rack mount bezel available for 1 2 or 3 units per 1U rack height Size 5 75 x 1 45 x 5 5 Weight one pound ...

Страница 5: ... Use With SR Series Multiplexers To configure your SR Multiplexers to work with external DCB dial up modems first connect the modems to the multiplexers using the Modem to Composite cable supplied Next attach a terminal or PC to the SR Network Management Port using the green cable and the appropriate adapter supplied Set the terminal for 9600 8 N 1 When you see AT YOUR COMMAND follow the instructi...

Страница 6: ... D D Enter Enable Error Correction Y N Y Enter Disconnect timeout 1 to 99 min 0 Disable 0 Enter One Touch Dialing ATDS0 DTR Dial OFF OFF Enter Send SR call progress messages Y N N Enter ASYNC MODEM 57600 DIALUP LINE ERROR CORRECTION ON Configure Modem Y N Y Enter CONFIGURE MODEM Type ESC ESC to stop at Enter OK at f q6 s0 1 w Enter OK Type Esc Esc to return to AT YOUR COMMAND End CA CC Capture AT ...

Страница 7: ... CONFIGURE MODEM Type ESC ESC to stop at Enter OK at f q6 Enter OK at z0 nnn nnnn Enter Note Replace nnn nnnn with the phone number of the HOST Multiplexer OK at w Enter OK Esc Esc End CA CC Capture AT YOUR COMMAND ONE TOUCH DIALING To make a connection to the host press space or Enter from any terminal connected to the remote multiplexer When you see SR Connected you should be able to log in from...

Страница 8: ...9600 8 N 1 When you see the Access prompt follow the instructions below User responses are shown in BOLD To Disconnect enter D D D Access SETUP Enter ATTENTION There is no Setup Password Enter PW to set password Access Switch V7 15 AS 8 Enter H CR for Help SETUP CM Enter CONFIGURE MODEM Port 1 as modem port currently set to NO Enter YES or NO Y Enter Current Modem Commands C1 D2S0 1 W New Commands...

Страница 9: ...or Condition Meaning Power ON Power is supplied to the modem TxD Flickering Modem is sending data to the far end RxD Flickering Modem is receiving data from the far end DTR ON DTR is asserted by the attached DTE device DCD ON Modem carrier is asserted ...

Страница 10: ... 5 1 DTE Port Interface Pin Signal In Out 1 Frame Ground 2 Transmit Data IN 3 Receive Data OUT 4 Request to Send IN 5 Clear to Send OUT 6 Data Set Ready OUT 7 Signal Ground 8 Data Carrier Detect OUT 20 Data Terminal Ready IN ...

Страница 11: ... system showing the equipment at both the host and remote ends and the phone lines or in house wiring Use this as a reference to note your observations test steps and test results A picture keeps you focused and often saves duplicate effort 3 Record the front panel indications before changing anything This is an important part of fact gathering 4 If you change anything change only one thing at a t...

Страница 12: ...idental damage acts of God or consequential damages etc DCB liability shall not exceed the original purchase price All equipment returned for warranty repair must be accompanied by a Returned Material Authorization RMA number To receive an RMA number call 217 352 3207 between 8 AM and 5 PM central time Equipment must be shipped prepaid to DCB and will be returned at DCB s expense Data Comm for Bus...

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