Comtech EF Data SDM-650B Manuale utente

SDM-650B

Satellite Modem

Installation and Operation Manual

Part Number MN/SDM650B.IOM

Revision 5

Printed in the USA.

EFData Corporation, 2105 West 5th Place, Tempe, Arizona 85281 USA, (602) 968-0447, FAX: (602) 921-9012.

EFData Corporation is an ISO 9001 Registered Company

SDM-650B

Satellite Modem

Installation and Operation Manual

Part Number MN/SDM650B.IOM

Revision 5

May 28, 1996

Special Instructions:

This is the sixth edition of the manual.

Change bars were not utilized.

This revision supersedes part number MN/SDM650 Rev. 4 dated May 5, 1995.

Warranty Policy

This EFData Corporation product is warranted against defects in material and

workmanship for a period of one year from the date of shipment. During the warranty

period, EFData will, at its option, repair or replace products that prove to be defective.

For equipment under warranty, the customer is responsible for freight to EFData and

all related custom, taxes, tariffs, insurance, etc. EFData is responsible for the freight

charges only for return of the equipment from the factory to the customer. EFData will

return the equipment by the same method (i.e., Air, Express, Surface) as the

equipment was sent to EFData.

Limitations of Warranty

The foregoing warranty shall not apply to defects resulting from improper installation or

maintenance, abuse, unauthorized modification, or operation outside of environmental

specifications for the product, or, for damages that occur due to improper repackaging

of equipment for return to EFData.

No other warranty is expressed or implied. EFData Corporation specifically

disclaims the implied warranties of merchantability and fitness for particular

purpose.

Exclusive Remedies

The remedies provided herein are the buyer's sole and exclusive remedies. EFData

Corporation shall not be liable for any direct, indirect, special, incidental, or

consequential damages, whether based on contact, tort, or any other legal theory.

Disclaimer

EFData has reviewed this manual thoroughly in order that it will be an easy-to-use

guide to your equipment. All statements, technical information, and recommendations

in this manual and in any guides or related documents are believed reliable, but the

accuracy and completeness thereof are not guaranteed or warranted, and they are not

intended to be, nor should they be understood to be, representations or warranties

concerning the products described. Further, EFData reserves the right to make

changes in the specifications of the products described in this manual at any time

without notice and without obligation to notify any person of such changes.

If you have any questions regarding your equipment or the information in this manual,

please contact the EFData Customer Support Department. (For more information,

refer to the preface.)

Rev. 5 i

Preface

About this Manual

This manual provides installation and operation information for the EFData SDM-650B

satellite modem.

This is a technical document intended for earth station engineers, technicians, and

operators responsible for the operation and maintenance of the SDM-650B satellite

modem.

Organization

This manual includes the following chapters and appendixes:

•Chapter 1 — describes the unit’s purpose, function, description, options, and

system specification.

•Chapter 2 — describes the unit’s installation process, external connectors, and

system requirements.

•Chapter 3 — describes the unit’s configuration.

•Chapter 4 — provides front panel operation information.

•Chapter 5 — describes the unit’s theory of operation.

•Chapter 6 — describes the maintenance of the unit, and provides troubleshooting

assistance.

•Appendix A — provides data rate change instructions and the differences for

fixed and variable rate filters.

Preface SDM-650B Satellite Modem

ii Rev. 5

•Appendix B — describes the unit’s remote control operation protocol and

command structure.

•Appendix C — provides field compatibility specifications.

•Appendix D — provides software change instructions.

•Appendix E — describes the unit’s Automatic Gain Control (AGC) interface

option.

•Appendix F — describes the asynchronous overhead channel unit option.

•Appendix G — describes the Trojan interface option.

•Glossary.

Conventions Used in this Manual

Cautions and Warnings

CAUTION

CAUTION indicates a hazardous situation that, if not avoided, may result in

minor or moderate injury. CAUTION may also be used to indicate other

unsafe practices or risks of property damage.

WARNING

WARNING indicates a potentially hazardous situation that, if not avoided,

could result in death or serious injury.

SDM-8000 Satellite Modem Preface

Rev. 5 iii

References Used in this Manual

Military Standards

References to “MIL-STD-188” apply to the 114A series (i.e., MIL-STD-188-114A),

which provides electrical and functional characteristics of the unbalanced and balanced

voltage digital interface circuits applicable to both long haul and tactical

communications. Specifically, these references apply to the MIL-STD-188-114A

electrical characteristics for a balanced voltage digital interface circuit, Type 1 generator,

for the full range of data rates.

For more information, refer to the following document:

•Department of Defense (DOD) MIL-STD-188-114A, “Electrical Characteristics

of Digital Interface Circuits.”

Trademarks

Product names mentioned in this manual may be trademarks or registered trademarks of

their respective companies and are hereby acknowledged.

Related Documents

The following documents are referenced in this manual:

•EFData Specification SP/1100

•CCITT Recommendation V.35

•CCITT Volume III Red Book

•INTELSAT Document 308

•INTELSAT Document 309

•Bell System Publication 62411

•AT&T Publication 62411

•EFData ASYNC Breakout Panel Installation and Operation Manual

Preface SDM-650B Satellite Modem

iv Rev. 5

European EMC Directive

In order to meet the European Electro-Magnetic Compatibility (EMC) Directive

(EN55022, EN50082-1), properly shielded cables for DATA I/O are required. More

specifically, these cables must be double-shielded from end-to-end, ensuring a continuous

ground shield.

The following information is applicable for the European Low Voltage Directive

(EN60950):

<HAR> Type of power cord required for use in the European Community.

CAUTION: Double-pole/Neutral Fusing

ACHTUNG: Zweipolige bzw. Neutralleiter-Sicherung

International Symbols:

Alternating Current.

Fuse.

Safety Ground.

Chassis Ground.

Note: For additional symbols, refer to “Cautions and Warnings” listed earlier in this

preface.

Reporting Comments or Suggestions Concerning this Manual

Comments and suggestions regarding the content and design of this manual will be

appreciated. To submit comments, please contact the EFData Customer Support

Department according to the following information.

SDM-8000 Satellite Modem Preface

Rev. 5 v

Customer Support

Contact the EFData Customer Support Department for:

•Product support

•Information on returning a product

•Information on upgrading a product

•Product training

•Reporting comments or suggestions concerning manuals

An EFData Customer Support representative may be reached at:

EFData Corporation

Attention: Customer Support Department

2105 West 5th Place

Tempe, Arizona 85281 USA

(602) 968-0447 (Main EFData Number)

(602) 517-2444 (Customer Support Desk)

(602) 921-9012 FAX

or, E-Mail can be sent to the Customer Support Department at:

[email protected]

To return an EFData product (in-warranty and out-of-warranty) for repair or replacement:

1. Request a Return Material Authorization (RMA) number from the EFData

Customer Support Department.

Be prepared to supply the Customer Support representative with the model

number, serial number, and a description of the problem.

2. To ensure that the product is not damaged during shipping, pack the product in

its original shipping carton/packaging.

3. Ship the product back to EFData. (Shipping charges should be prepaid.)

For more information regarding the warranty policies, refer to the disclaimer page

located behind the title page.

Preface SDM-650B Satellite Modem

vi Rev. 5

This page is intentionally left blank.

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