Multi-Tech Systems MT56DSU-S manual Technical Support, Internet Site

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Chapter 5 - Service & Warranty

Repairs for damages caused by lightning storms, water, power surges, incorrect installation, physical abuse, or user-caused damages are billed on a time-plus-materials basis.

5.2.3 Repair Procedures for International Distributors

Procedures for International Distributors of Multi-Tech products are on the distributor web site: www.multitech.com

5.2.4 Replacement Parts

SupplyNet, Inc., can supply you with replacement power supplies, cables and connectors for selected Multi- Tech products. You can place an order with SupplyNet via mail, phone, fax or the Internet at the following addresses:

Mail: SupplyNet, Inc.

614 Corporate Way

Valley Cottage, NY 10989

Phone: 800 826-0279

Fax: 914 267-2420

Email: info@thesupplynet.com

Internet: http://www.thesupplynet.com

5.3Technical Support

Multi-Tech Systems has an excellent staff of technical support personnel available to help you get the most out of your Multi-Tech product. If you have any questions about the operation of this unit, please call 800 972- 2439 (USA and Canada) or 763 785-3500 (international and local). Please have modem information available. You can also contact Technical Support by e-mail at the following addresses:

Country

Email

Telephone

U.S.A., Canada

tsupport@multitech.com

800 972-2439

France:

support@multitech.fr

+(33) 1-64 61 09 81

India:

support@multitechindia.com

+91 (124) 6340778

U.K.:

support@multitech.co.uk

+(44) 118 959 7774

Rest of world:

tsupport@multitech.com

+763 717-5863

Please note the status of the modem before contacting Technical Support. Status information can include the state of the LED indicators, screen messages, diagnostic test results, problems with a specific application, etc.

5.4Internet Site

Multi-Tech is a commercial provider on the Internet. Multi-Tech has a Web site at: www.multitech.com.

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Contents User Guide MT56DSU-S Syncronous 56K bps Data Service UnitRevision Date Description Contents Service & Warranty Introduction About This Manual IntroductionCSU Functions DescriptionCSU/DSU Basics DSU FunctionsFeatures Specifications Front & Back Panel Descriptions Front Panel Front PanelBack Panel Power Connector2 RS232 Connector Line ConnectorSwitch Settings Mode Position Description Switch SettingsShunts ShuntsUnpacking & Setup Unpacking Telecom Safety WarningsBack Panel Connections SetupV.35 Shunt Diagnostics Loopback Test Loopback Test DiagramDSU Loopback Test Line Loopback TestDSU Back-to-Back Test DSU Back-to-Back Test DiagramService & Warranty Multi-Tech Systems, Inc. Warranty & Repairs Policies Warranty2 U.S. and Canadian Customers International Distributors International Customers outside U.S.A. and CanadaRepair Procedures for U.S. and Canadian Customers Repair Procedures for International CustomersRepairs Internet Site Technical SupportAppendix DDS Point-To-Point Application Appendix a Application ExamplesIntroduction Local Area Data Set ApplicationFigure A-3. DDS Multipoint Polled Application DDS Multipoint Polled ApplicationRJ-48 Connector Appendix B Interface Signals and Connector PinoutsPin Description Signal DB25S ConnectorPin Description DB25S Connector with V.35 InterfaceBuild Instructions Loopback Cable MTS P/NBack-To-Back Cable MTS P/N Figure B-7. Back-toBack Cable ConnectorFCC Regulations for Telephone Line Interconnection Appendix C Regulatory InformationCanadian Limitations Notice S000327A