Comtech EF Data SDM-309B manuály

Comtech ef data SDM-309B Uživatelský manuál (240 strany)

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SDM-309B

1

SDM-309BSDM-309B

1

Warranty Policy

3

Limitations of Warranty

3

Exclusive Remedies

3

Disclaimer

3

About this Manual

4

Cautions and Warnings

4

Metric Conversion

4

Trademarks

5

Customer Support

6

Table of Contents

8

Rev. 0 vii

10

Rev. 0 ix

12

Chapter 1

14

INTRODUCTION

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1-1–2 MN/U-SDM309B Rev. #

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Figure 1-1 SDM-309B Modem

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1-1–4 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 1-1–5

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1-1–6 MN/U-SDM309B Rev. #

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1.4 System Specification

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1-1–10 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 1-1–11

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1-1–12 MN/U-SDM309B Rev. #

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Chapter 2

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INSTALLATION

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Figure 2-1 Rear Panel View

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2.2.1 Data I/O

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2.2.2 Remote (J6)

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2.2.3 Fault (J7)

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2.2.4 IF Output (CP1)

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2.2.5 IF Input (CP2)

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2.2.6 AC Power

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2.2.7 GND

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2.3 System Requirements

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2.4 System Installation

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Chapter 3

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OPERATION

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3.1.3 Front Panel Controls

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Figure 3-1 Front Panel View

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3.1.4 Configuration

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3.1.4.1 MOD Configuration

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3.1.4.2 DEMOD Configuration

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3.1.5 Monitor

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3.1.6 Faults

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3.1.7 Stored Faults

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3.1.8 Utility

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Figure 3-2 Menu Tree

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Figure 3-3 Menu Tree

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Figure 3-4 Menu Tree

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Figure 3-5 Menu Tree

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Figure 3-6 Menu Tree

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Figure 3-7 Menu Tree

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Figure 3-8 IF Loopback

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Figure 3-9 RF Loopback

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3–24 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 3–25

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3.2.1 General

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3.2.2 Configuration

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3.2.2.1 MOD Configuration

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3.2.2.2 DEMOD Configuration

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3.2.3 Monitor

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3.2.4 Faults

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3.2.5 Stored Faults

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3.2.6 Utility

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Figure 3-12 Menu Tree

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Figure 3-13 Menu Tree

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Figure 3-14 Menu Tree

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Figure 3-15 Menu Tree

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Figure 3-16 Menu Tree

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Figure 3-17 Menu Tree

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3–46 MN/U-SDM309B Rev. #

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Chapter 4

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M&C AND INTERFACES

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Connect JP7 to RS232

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MN/U-SDM309B Rev. # 4-4–3

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4.1.2.2 Remote Baud Rate

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4.1.2.3 Remote Address

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4.1.2.4 Battery

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4.1.2.8 Utility Defaults

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4.2 Digital Interfaces

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4.2.1 IBS/M1200P Interface

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4.2.1.2 Data Interface

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4.2.1.3 Transmit Multiplexer

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4-4–8 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 4-4–9

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4-4–10 MN/U-SDM309B Rev. #

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Figure 4-4 IBS Fault Tree

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Figure 4-5 Jumper Table

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4.2.1.4 Receive Multiplexer

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4-4–18 MN/U-SDM309B Rev. #

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4.2.1.9.7 Send Data (J7)

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4.2.1.9.8 Receive Data (J8)

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MN/U-SDM309B Rev. # 4-4–23

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4-4–24 MN/U-SDM309B Rev. #

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4.2.2.2 Data Interface

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4.2.2.3 Transmit Multiplexer

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4.2.2.7 Backward Alarm

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MN/U-SDM309B Rev. # 4-4–27

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4-4–28 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 4-4–29

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4-4–30 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 4-4–31

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MN/U-SDM309B Rev. # 4-4–35

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4.2.2.10.11 Faults (J11)

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4.2.2.11 Rear Panel Switches

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4.2.2.11.1 Drop Data Input

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4.2.2.11.2 Drop Data Output

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4.2.2.11.3 Insert Data Input

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4-4–40 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 4-4–41

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Table 4-3

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MN/U-SDM309B Rev. # 4-4–43

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4-4–44 MN/U-SDM309B Rev. #

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4.3.1 Master/Slave

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4.3.1.2 Master/Slave G.703

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4.3.1.3 Master/Slave X.21

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4.3.2 Master/Master

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Chapter 5

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THEORY OF OPERATION

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Figure 5-1 Modulator Card

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5-5–4 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 5-5–5

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5.1.3 Theory of Operation

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5.2.1 General Description

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MN/U-SDM309B Rev. # 5-5–9

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5-5–10 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 5-5–11

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5-5–12 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 5-5–13

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5.2.3 Theory Of Operation

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5.2.3.1 Demod Processor

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5.2.3.2 Viterbi Decoder

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5.3 Demodulator

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5.3.1 General Description

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5.3.2 Specifications

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Figure 5-9 Demodulator Card

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5-5–18 MN/U-SDM309B Rev. #

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5.3.3 Theory of Operation

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5.4.1 General

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5.4.2 Reacquisition

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5.4.3 Fast Acquisition

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5.4.4 Directed Sweep

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Chapter 6

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MAINTENANCE

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6-6–2 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 6-6–3

148

6-6–4 MN/U-SDM309B Rev. #

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Table 6-1

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6-6–6 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 6-6–7

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6.1.4 Test Points

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Figure 6-6

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Figure 6-7

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Figure 6-8

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Figure 6-9

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6.2 Fault Isolation

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6.2.1 Modulator Faults

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6.2.2 Demodulator Faults

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Table 6-2

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6-6–18 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 6-6–19

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6-6–20 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # 6-6–21

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6.4 Module Replacement

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6.5 Module Identification

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6.6 Repacking For Shipment

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Table 6-3

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Appendix A

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DATA RATES AND FILTERS

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1.2 Variable Rate Filters

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MN/U-SDM309B Rev. # A–3

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A–4 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # A–5

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A–6 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # A–7

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A–8 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # A–9

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Appendix B

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SATELLITE MODEM REMOTE

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3.4 End Character

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3.1 Start Character

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3.2 Device Address

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3.3 Command/Responses

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4.2.2 Demodulator Rate

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4.2.4 RF Loop-back (ON/OFF)

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4.2.5 IF Loop-back (ON/OFF)

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4.2.7 Sweep Reacquisition

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4.2.8 Fast Acquisition Mode

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4.2.9 Sweep Center Frequency

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4.2.10 Sweep Width Range

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4.2.11 Sweep Direction

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4.3.12 Interface Buffer Size

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4.3.13 Transmit Data Fault

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4.3.14 Receive Data Fault

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4.3.15 Drop Data Format

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4.3.16 Insert Data Format

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4.4.1 Time Of Day

191

4.4.2 Date

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5.3 Modulator Status

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5.4 Demodulator Status

195

5.5 Common Equipment Status

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5.8 Bit Error Rate Status

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5.8.1 Raw BER

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5.8.2 Corrected BER

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5.8.3 Corrected BER Log

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5.9 Eb/N0 Status

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5.10 Modulator Rate Status

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5.11 Demodulator Rate Status

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5.13 Current Sweep Value

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5.16 Stored Faults

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MN/U-SDM309B Rev. # B-B–23

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B-B–28 MN/U-SDM309B Rev. #

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5.20 Change Status

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5.21 Equipment Type

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B-B–30 MN/U-SDM309B Rev. #

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Appendix C

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EXTERNAL CHANNEL UNIT

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C-C–2 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # C-C–3

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C-C–4 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # C-C–5

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C-C–6 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # C-C–7

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C-C–8 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # C-C–9

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C-C–10 MN/U-SDM309B Rev. #

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2.0 Digital Interfaces

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2.1.1 Functional Description

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C-C–12 MN/U-SDM309B Rev. #

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MN/U-SDM309B Rev. # C-C–13

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C-C–14 MN/U-SDM309B Rev. #

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2.1.2 Connector Pinouts

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2.1.3 Specification

223

2.2 V.35 Interface

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2.2.1 Functional Description

224

MN/U-SDM309B Rev. # C-C–19

226

C-C–20 MN/U-SDM309B Rev. #

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2.2.2 Connector Pinouts

228

2.2.3 Specification

228

3.0 Front Panel Operation

229

3.1 Configuration

229

3.2 Monitor

232

3.3 Faults

232

3.4 Stored Faults

233

3.5 Utility

233

Figure C-13 Menu Tree

235

Figure C-14 Menu Tree

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Figure C-15 Menu Tree

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MN/U-SDM309B Rev. # C-C–31

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Appendix D

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SOFTWARE CHANGE

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SPECIFICATIONS

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