Manuals / Brands / Computer Equipment / Modem / Mocomtech / Computer Equipment / Modem

Mocomtech SLM-5650 Figure 5-2. Typical Output Spectrum (with Noise) , Figure 5-3. Typical Output Spectrum (without Noise)

1 188

Download 188 pages, 1.48 Mb

SLM-5650 Satellite Modem Revision 1

Maintenance MN/SLM5650.IOM

5–5

ATTEN 10 dB

2.00 dB/DIV

RES BANDWIDTH

10.0 kHz

RL -49.00 dBm

CENTER 70.000 MHz

*RB 10.0 kHz *VB 10.0 Hz

SPAN 1.000 MHz

ST 30.00 sec

ModemRate = 2144 kbit/s, 3/4 Rate Coding

with7.7 dB Eb/No (S + N)/N = 10 dB

Figure 5-2. Typical Output Spectrum (with Noise)

ATTEN 10 dB

5.00 dB/DIV

CENTER FREQUENCY

140.000 MHz

PASS

CENTER 140.000 MHz

*RB 30.0 kHz *VB 3.00 Hz

SPAN 5.000 MHz

ST 166.7 sec

Figure 5-3. Typical Output Spectrum (without Noise)

Contents

Main SLM-5650 Satellite Modem Installation and Operation Manual Page Errata A Comtech EF Data Documentation Update Subject: Changes to Front Cover and Section B.4, Basic Protocol Date: October 15, 2007 Original Manual Part Number/Rev: MN/SLM5650.IOM Rev 2 Errata Number: Agile Document ID ER-SLM5650.EA2 Agile CO Number CO1453 Page Errata B Comtech EF Data Documentation Update MN/SLM5650.IOM Subject: Changes to Chapter 2. Installation Date: October 9, 2008 Original Manual Part Number/Rev: Page Page Customer Support Table of Contents Page Page Page Figures Tables About this Manual Related Documents Conventions and References Cautions and Warnings Page European EMC Directive ! Warranty Policy Limitations of Warranty Exclusive Remedies Disclaimer Page Chapter 1. Introduction 1.1 Introduction 1.1.1 Features 1.1.2 Options 1.2 Modem Design 1.3 Modem Description 14 uP Figure 1-2. SLM-5650 Block Diagram 1.4 Operating Modes 1.4.1 Closed Networks 1.4.2 Open Networks (INTELSAT) 1.4.3 OM-73 1.5 Data Interfaces 1.5.1 TIA/EIA-530 1.5.2 TIA/EIA-613 (HSSI) 1.5.3 Gigabit Ethernet 1.6 Independent Tx and Rx Function 1.7 Interoperability 1.7.1 Interoperability with Legacy Modems 1.7.2 Protection Switches 1.8 Summary of Specifications Table 1-1. Summary of Specification Table 1-1. System Specification (Continued) 1.8.1 Performance 1.8.2 Acquisition and Timing Performance Requirements 1.8.3 Data Quality Performance 1.8.3.1 OM-73 Compatible Mode Performance 1.8.3.2 MIL-STD-188-165A Compatible Mode Performance 1.8.3.3 IESS-308 Compatible Mode Performance 1.8.3.4 IESS-309 Compatible Mode Performance 1.8.3.5 IESS-310 Compatible Mode Performance 1.8.3.6 16-QAM Coding Mode Performance 1.8.3.7 Turbo Coding Mode Performance 1.8.3.8 BER 1.8.3.8.1 BPSK/QPSK/Offset QPSK BER Performance, Viterbi Decoding Table 1-4 applies to BPSK, QPSK, and OQPSK rates. Table 1-4. Viterbi Decoder BER 1.8.3.8.2 BPSK/QPSK/Offset QPSK BER Performance, Viterbi Decoding and Reed-Solomon 1.8.3.8.3 8-PSK BER Performance, Trellis Decoder 1.8.3.8.4 8-PSK BER Performance, Trellis Decoder and Reed-Solomon 1.8.3.8.5 16-QAM BER Performance, Viterbi Decoder and Reed-Solomon 1.8.3.8.6 BER Performance, Turbo Products Code Decoding 1.8.4 BER Performance with Symmetrical Adjacent Carriers 1.8.5 BER Performance with Asymmetrical Adjacent Carriers Page Chapter 2. INSTALLATION 2.1 Unpacking 2.2 Installation 2.2.1 Optional Installation of Side-Railings 2.2.2 Optional Installation Using a Typical Customer Rack 2.3 External Connections Page 2.3.5 EIA-530 Connector, (J6) 2.3.6 HSSI Connector, (J7) 2.3.7 Alarms Connector, (J8) 2.3.8 Auxiliary Connector, (J9) 2.3.9 Remote Connector, (J10) 2.3.10 Overhead Data, (P1) 2.4 AC Power Connector 2.5 Ground Connector (GND) 2.6 Gigabit Ethernet Page Chapter 3. Configuration 3.1 Modes SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 32 Table 3-2. MIL-STD-188-165A Mode SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 33 Table 3-3. SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 34 SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 35 SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 36 Table 3-4. SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 37 SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 38 Table 3-5. SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 39 Table 3-6. IESS-310 Mode Extended Rates Table 3-7. Page 3.2 Clocking Options 3.2.1 IDR/IBS G.703 Master/Master 3.2.2 IDR/IBS G.703 Master/Slave SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 312 Figure 3-1. IDR/IBS G.703 Master/Master Clocking Diagram SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 313 Figure 3-2. IDR/IBS G.703 Master/Slave Clocking Diagram 3.3 Buffering SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 315 Figure 3-3. Clock Slip SLM-5650 Satellite Modem Revision 2 Configuration MN/SLM5650.IOM 316 Figure 3-4. Doppler Shift 3.3.1 Buffer Size 3.4 Doppler 3.5 Plesiochronous 3.6 Frame/Multiframe Length 3.6.1 Multiples of the Frame Length 3.6.2 Total Buffer Length 3.6.3 Converting Between Bits and Seconds Page Page 4.1.1 LED Indicators The indicators are defined as follows: 4.1.2 Front Panel Keypad 4.1.3 Menu Matrix Note: Paragraph numbers are in parenthesizes. 4.2 Opening Screen 4.3 Main Menu Comtech SLM-5650 Modem Status: GO Firmware Version x.x.x Mode: TURBO SELECT: Configure Monitor Test Save/Load Util 4.3.1 Select: Config CONFIG: Transmit Receive Mode AUPC Ref Mask Reset Remote ( ef E) 4.3.1.1 Select: CONFIG: Transmit Select: CONFIG: Transmit: Mod Tx: Mod DataRate Overhead Frequency Power Clocking Misc ( ef E) Mod: FEC:VIT Type:QPSK Rate:1/2 RS:Off Diff:On Scram:OM-73 ( ef E) Select: CONFIG: Transmit: DataRate efbc arrow keys to scroll up and down to select the desired data Select: CONFIG: Transmit: Overhead Tx Data Rate: 020000.000 kbps Sym Rate: 0266666.666 ksps (efbcE) Tx: Overhead:None Rate: N/A RS-CW:N/A Depth:N/A (efE) Select: CONFIG: Transmit: Frequency Select: CONFIG: Transmit: Power Tx Frequency: 1955.0000 MHz Spectrum: Normal (efbcE) Tx Power: State:On Level:-20.0 Control: Normal (efbcE) Select: CONFIG: Transmit: Clocking Select: CONFIG: Transmit: Misc 4.3.1.2 Select: CONFIG: Receive Tx Clocking: CLK Source: SCT (efE) SCT Ref: Reference Tx Misc: Clk/DataPhase BitOrdering (efE) Select: CONFIG: Receive: Demod Demod: FEC:VIT Type:BPSK Rate:3/4 RS:N/A Diff:On Descram:OM-73 (efE) Select: CONFIG: Receive: DataRate efbc arrow keys to scroll up and down to select the desired data Select: CONFIG: Receive: Overhead Rx Data Rate: 020000.000 kbps Sym Rate: 0266666.666 ksps (efbcE) Rx: Overhead:None Rate: N/A RS-CW:N/A Depth:N/A ( ef E) Select: CONFIG: Receive: Frequency Select: CONFIG: Receive: Acquisition Rx Frequency: 1955.0000 MHz Spectrum: Normal ( ef E) Acquisition: Range: 0001.000 KHz Reacq: 000 Seconds (efbcE) Select: CONFIG: Receive: Buffer Select: CONFIG: Receive: Misc 4.3.1.3 Select: CONFIG: Mode Buffer: Src:RX-Sat Center: Y/N Size:00001024 Mode:Bits Framing (efE) Rx Misc: Clk/DataPhase BitOrdering Eb/No Threshold (efE) Mode: Modem:TURBO FreqBand:L-Band Interface:EIA-530 (efE) 4.3.1.4 Select: Configuration: AUPC: Local Select: Configuration: AUPC: Remote Local AUPC: Enable: Off Power Settings Target Setting Carrier Loss Action (efE) Remote AUPC: Enable: Off BasebandL: Off Tx Pattern: Off BER: Loss (efE) 4.3.1.5 Select: CONFIG: Ref Select Internal, Ext-1Mhz, Ext-5Mhz or Ext-1Mhz, then press [E]. Page Select: CONFIG: Remote: Remote: Serial: Interface Select: CONFIG: Remote: Remote: Serial: Interface: Baudrate Local M&C Bus Baud Rate: 38400 Baud (bcE) Select: CONFIG: Remote: Remote: Ethernet 4.3.2 Select: Monitor Ethernet Config: IP Address/Range MAC Gateway SNMP GigaBit I/F Addr Monitor: Alarms Event-Log Rx-Params Statistics GigaBit I/F Stats 4.3.2.1 Select: Monitor: Alarms Select: Monitor: Alarms: Transmit: Mod 1st Position Select: Monitor: Alarms: Transmit: Intf 1st Position Select: Monitor: Alarms: Receive: Demod 1st Position Select: Monitor: Alarms: Receive: Intf 1st Position Select: Monitor: Alarms: Unit 1st Position 4.3.2.2 Select: Monitor: Event-Log Select: Monitor: Event-Log: View Stored Events: View Clear-All (efE) Event 001:003 1:43:02 27/09/05 Mod: ---- ++ -- ( bc E) 4.3.2.3 Select: Monitor: Rx-Params 4.3.2.4 Select: Monitor: Statistics Fc=+05917 RSL<-60.0 dBm BERT=N/A Buf=000% Eb/No=Loss BER <1.0E-12 (efE) Link Statistics: View Clear-All Config ( ef E) 4.3.2.5 Select: Monitor: GigaBit I/F Statistics 4.3.3 Select: Test GigaBit Ethernet Card Statistics: View Clear-All 4.3.3.1 Select: Test: BERT BERT: Tx:Off Pattern:2047 ErrIns (efE) Reset Rx:Off Errs:=0000000 BER:NoSync 4.3.3 Select: Save/Load Resetting the modem will cause all configurations to be cleared! 4.3.4 Select: Utility UTILITY: RT-Clk RefAdjust ID Display Cal Agc AudibleAlarm Firmware FAST Select: Utility: RT-Clk Select: Utility: RefAdjust Select: Utility: AGC 4.3.4.1 Select: Utility: Firmware Select: Utility: Firmware: Information: Bootrom Select: Utility: Firmware: Information: Image#1 Select: Utility: Firmware: Select Current Active Image#2 Next Reboot Image#1 #2 (efE) 4.3.4.2 Select: Utility: FAST Select: Utility: FAST: Configuration Select: Utility: FAST: Configuration: View Options V iew Options: 01 Installed Full Range Data Rate 4.3.4.3 Display Screen Saver Status Chapter 5. MAINTENANCE 5.1 System Checkout 5.1.1 Checkout 5.1.2 Interface Checkout 5.1.3 Modulator Checkout Use the following procedure to check out the modulator: Table 5-1. Conversion to S/N and Eb/N0 Chart Figure 5-2. Typical Output Spectrum (with Noise) Figure 5-3. Typical Output Spectrum (without Noise) 5.2 Demodulator Checkout Test the demodulator as follows: Page Page 5.3 Fault Isolation 5.4 System Faults/Alarms Page SLM-5650 Satellite Modem Revision 1 Maintenance MN/SLM5650.IOM 511 Table 5-2. SLM-5650 Fault Tree SLM-5650 Satellite Modem Revision 1 Maintenance MN/SLM5650.IOM 512 Table 5-2. SLM-5650 Fault Tree (Continued) 5.4.1 LED Display and Description Page Appendix A. OPTIONS A.1 Forward Error Correction Options A.2 Viterbi A.3 Reed-Solomon Outer Codec Page A.4 Trellis Coding (FAST Option) A.5 Turbo Product Codec (Hardware Option) Appendix B. REMOTE CONTROL B.1 Introduction B.2 EIA-485 B.3 EIA-232 B.4 Basic Protocol B.5 Packet Structure B.5.1 Start Of Packet B.5.2 Address B.5.3 Instruction Code B.5.4 Instruction Code Qualifier B.5.5 Message Arguments B.5.6 End Of Packet B.6 Remote Commands Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Appendix C. FLASH UPGRADING C.1 Ethernet FTP upload procedure: Page Page Page Appendix D. ETHERNET MANAGEMENT D.1 Introduction D.2 Ethernet Management Interface Protocols D.3 Web Server (HTTP) Interface D.4 Web Server Menu Tree Table D-1. Web Server Menu Tree D.5 SNMP Interface D.5.1 Management Information Base (MIB) Files D.5.2 SNMP Community Strings D.5.3 SNMP Traps Telnet Interface Page Page Page Page Page E.2 Physical Description E.3 General Specifications Table E-1. Interface Specifications Page Figure E-2. GbE Interface Option Board E.4 Connector Pinout Gigabit Ethernet Card E.5 1000 Base-T Ethernet (GbE) Interface Card Removal and Installation Page Index Page Page Page METRIC CONVERSIONS Units of Length Temperature Conversions Units of Weight 2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 333 2200 PHONE 480 333 2161