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Advantech Manuals
Modem
AMT-73
Installation and operation manual
Advantech AMT-73 Installation And Operation Manual
Amt-70 series. l-band satellite modem 32k - 40 msymbol bpsk, qpsk, oqpsk, 8psk, 16qam
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
List of Figures
Safety Notice
Chapter 1 INTRODUCTION
The AMT-7X Family
1: the Amt-7
Product Overview
Description
AMT-73L Description
Ordering the Products Options
Figure 2: Amt-70 Family : P
Chapter 2 INSTALLATION
Introduction
Unpacking and Inspection
Unpacking
Inventory
Site Considerations
Installing the Unit
Power Requirements
AC Power & Fuse
Modem Rack/Shelf Support
DC Power & Fuse
Data Connections (AMT-70 Series)
Figure 3: Rack Mount Support Kit
Data Port RS-530
Data Port HSSI
Data Port Ethernet
Monitor and Control RS-232
Monitor and Control RS-485
Monitor and Control 10/100Baset Ethernet
Monitor and Control Alarms
Data Connections (AMT-73L Series)
Redundancy
Data Port EIA/TIA-449/MIL-STD-188-114
RF/IF Interfaces
External Clock Reference (MIL-STD-188-115)
Modulator L-Band Output (AMT-70L)
Modulator L Band Output (AMT-73L)
Demodulator L Band Input (AMT-70L and 75)
Figure 4: Buc Control Commands
Demodulator L-Band Input (AMT-73L)
Bringing the Modulator Online
Demodulator 70/140 Mhz if Input (AMT-70 and AMT-75)
Chapter 3 OPERATIONAL FEATURES
M&C Interface Descriptions
Acquisition, FEC, Modulation, and Eb/No
Demodulator Acquisition Tips
Choice of FEC
Link Budget Analysis and Eb/No (Viterbi and Viterbi R/S)
Figure 5: Fec / Mode / Rate C
Modem Applications and Typical Operating Scenarios
DVB (MPEG-2) Modulator
Figure 6: Allocated Bandwidth and Figure 7: Functional Blockd
Data Broadcast Modulator
SCPC Modem
Bandwidth-On-Demand Modem
Default, Memory Store and Recall Modes
Broadcast Mode
The Default Configuration
Programmable Memory Configurations
Clock Options and Buffers - Standard Interface Card
Transmit Timing
Internal Clock (SCT)
External (Terrestrial) Clock (SCTE)
Loop Timing (SCR)
RS530TFD Clock Recovery
Receive Timing
Doppler Buffer Auto
Doppler Buffer Enabled - Internal ST Clocking (SCT)
Doppler Buffer Enabled - External TT Clocking (SCTE)
Loop-Back, Pure Carrier, and BER Test Functions
Data Interface Near End/Far End Loop-Back
Data System Near End/Far End Loop-Back
IF Loop-Back
Pure Carrier Mode
Internal BER Test Pattern Generator and Tester
ASI Interfaces
BER Measurement
Chapter 4 ACTIVE FRONT PANEL
Quick Start Guide
Bench Test Setup
Figure 8: Amt-70L or Amt-73L L
Figure 9: Parameter Changes in
Placing Modem Online
Figure 10: Modem Commandsq
The Front Panel
Panel Indicators
Figure 11: the Amt-70 Front
Figure 12: the Amt-73L Active
Keypad & Display
Figure 13: the Amt-73L Front
Welcome Menu
Main Menu
Menu Tree Structure
Figure 14: Keypad Buttons and Their
TX Menu
The Transmit Menu
Available Settings and Parameters
Figure 15: Front Panel Display
RX Menu
The Available Settings and Parameters
Figure 16: Front Panel Display
INTERFACE Menu
Figure 17: Front Panel Display
MONITOR Menu
FUNCTION Menu
The INFORMATION Submenu
The CONFIGURATION Submenu
The CONTROL Submenu
The CONTROL/PORTS/NETWORK Option
The CONTROL/PORTS/RS485 Option
The CONTROL/BUC Submenu
The CONTROL/LNB Submenu
The CONTROL/LCD Submenu
The TESTS Submenu
The REBOOT Option
Executing Variable Commands from the Front Panel
Figure 20: Acceptablep
Chapter 5 MANAGING the MODEM
Using the RS-232 Port
Using RS-485 Rear Panel Remote M&C
Using the Ethernet Port
Starting the Modem
Login to the Modem
Figure 21: Booting the Modem
Figure 22: Login to the Modem in
Setting the Security
Setting the Modem Date and Time
Figure 23: Changing the Security
Using the Modem Shell
Command Format
Command Help
Commands Recall and Editing
Figure 24: Listing the Modem Command Set
Figure 25: Modem Shell Function Keys
Commands Completion Mode
Command Completion Mode
Figure 26: Using the Command Completion Mode
Figure 27: Using the Command Completion Mode
Configuring the RS-485 Port
Scheduling Periodic Commands
Figure 28: Scheduling Monotonic Commands
Accessing the Modem through a Network
Configuring the Network Address
Figure 30: Configuring the Tx
Figure 31: Configuring the Rx
Configuring the Routing Tables
Using Telnet for Remote Control
Figure 33: Login Using Telnet
Using FTP for Software Download
Figure 34: Downloadings
Downloading from the RS-232 Serial Port
Using SNMP
Introduction
How to Configure SNMP
The SNMP MIB Source File
Modem Events and Logging
The SNMP Traps
Using the Log File
Chapter 6 THE MODEM COMMAND SET
Introduction
The Command Syntax
The Modulator/Demodulator Standard Commands
Figure 37: Amt70 Command Syntax
Figure 38: Amt-70 Standard
The Modulator Specific Commands
Figure 39: Monitor Specificsc
The Demodulator Specific Commands
Figure 40: Demodulator Specific
Getting the Chassis Configuration and Status
The Monitor and Control Commands
Figure 41: Monitor Commands
The Interface Commands
ASI Interface Commands
RS530 + 1*HSSI Interface
HSSI Interface
Figure 43: 3*Hssi Commandss
Chapter 7 Using the Rs-485 Port
The RS-485 Control Commands
The Command Mode
The Packet Protocol
Chapter 8 CABLES and PIN-OUTS
Rear Panel Connector Arrangements
Figure 44: Back Panelc
RS-442/449 to RS-530 Adapter Cable
Figure 45
Figure 46
RS-422/449 to RS-530 Y-Cable
Data Interface Pin-Outs (AMT-70)
Figure 47: Rs-530 Data Interface
HSSI Connector Pin-Outs
Ethernet M&C Connector Pin-Outs
Ethernet IP Router Connector Pin-Outs (AMT-73L)
Connector Pin-Outs
Null Modem Cable Assembly
Connector Pin-Outs
EIA/TIA-449 AMT-73L Connector Pin-Outs
RS232 Pin-Out (AMT-73L)
Sspb/Modem Cabling Requirements
Alarms Connector Description
L-Band Transmit Cable
L-Band Receive Cable
DB15 - DB15 - Switch Cable
Chapter 9 Turbo Code Details
Turbo Product Code Overview
AMT7X Family TPC Overview
Crcs and Scrambling
Calculating the Code Rate
Framing
Chapter 10 BUC and ADVANTECH SSPB
SSPB (BUC) Interface Connections
LNB Interface Connections
M&C Interface Connections
Modem Configuration
TX Carrier Enable
Chapter 11 REDUNDANCY
Hardware Installation
ASI Interface
HSSI Interface
Front Panel Push Buttons
LED Indicators
Software Configuration
Messages
Chapter 12 APPENDIX A SYSTEM CONSIDERATIONS
Typical AMT-70L/AMT-73L Interconnections
Setting the Transmit Levels
LNB, BUC & Antenna Installation
Choosing the LNB & BUC
LNB Physical Installation
Antenna Alignment
Satellite Position
Antenna Pointing Angles
Pointing the Antenna
Input Level Range Versus Symbol Rate
Chapter 13 APPENDIX B S/N to Eb/No CONVERSION
Chapter 14 APPENDIX C EMBEDDED ROUTER
Chapter 15 APPENDIX D Turbo Product Code Performance
Chapter 16 APPENDIX E DVB-S2 Theoretical Performance
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AMT-70/AMT-73/AMT-75 Installation and Operation
AMT-70 Series
(with AMT-73 Supplement)
(with AMT-75 Supplement)
L-Band Satellite Modem
32k - 40 MSymbol
BPSK, QPSK, OQPSK, 8PSK, 16QAM
Installation and Operations Manual
Version 2.9- Apr 05, 2006
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