Comtech EF Data SDM-9000 Installation And Operation Manual page 16

Preface
Figure 1-1. SDM-9000 .............................................................................................................................................. 1-1
Figure 1-2. Modular Construction ............................................................................................................................. 1-4
Figure 1-3. SDM-9000 Block Diagram ..................................................................................................................... 1-5
Figure 1-4. Viterbi BER Performance Curves (QPSK) ............................................................................................. 1-13
Figure 1-5. Reed-Solomon BER Performance Curves (QPSK)................................................................................. 1-15
Figure 1-6. 8PSK BER Performance Curves (with Reed-Solomon) ......................................................................... 1-17
Figure 1-7. 16QAM BER Performance Curves (with Reed-Solomon) ..................................................................... 1-18
Figure 1-8. SDM-9000 Typical Spectral Occupancy................................................................................................. 1-19
Figure 2-1. SDM-9000 Dimensional Drawing .......................................................................................................... 2-4
Figure 2-2. SDM-9000 Rear Panel View................................................................................................................... 2-5
Figure 3-1. Display/M&C PCB ................................................................................................................................. 3-2
Figure 3-2. Modulator PCB (AS/3969) ..................................................................................................................... 3-3
Figure 3-3. Demodulator PCB (AS/3970) ................................................................................................................. 3-4
Figure 3-4. Interface PCB (AS/3971) ........................................................................................................................ 3-6
Figure 3-5. Interface PCB (AS/4477) ........................................................................................................................ 3-7
Figure 3-6. Interface PCB (AS/5618) ........................................................................................................................ 3-8
Figure 3-7. Nyquist Filter Installation ....................................................................................................................... 3-12
Figure 4-1. SDM-9000 Front Panel View.................................................................................................................. 4-1
Figure 4-2. Main Menu.............................................................................................................................................. 4-4
Figure 4-3. Configuration Modulator Menu .............................................................................................................. 4-6
Figure 4-4. Configuration Demodulator Menu .......................................................................................................... 4-10
Figure 4-5. Configuration Interface Menu................................................................................................................. 4-14
Figure 4-6. Configuration Save Menu ....................................................................................................................... 4-20
Figure 4-7. Configuration Recall Menu..................................................................................................................... 4-21
Figure 4-8. Monitor Menu ......................................................................................................................................... 4-22
Figure 4-9. Faults/Alarm Menu ................................................................................................................................. 4-24
Figure 4-10. Stored Faults/Alarms Menu .................................................................................................................. 4-32
Figure 4-11. Utility Modulator Menu ........................................................................................................................ 4-36
Figure 4-12. Utility Demodulator Menu.................................................................................................................... 4-38
Figure 4-13. Utility Interface Menu........................................................................................................................... 4-40
Figure 4-13. Utility Interface Menu Continued ......................................................................................................... 4-41
Figure 4-14. Utility System Menu ............................................................................................................................. 4-44
Figure 4-15. Utility Modem Type Menu ................................................................................................................... 4-48
Figure 4-16. Utility Factory Setup Menu................................................................................................................... 4-50
Figure 4-17. RF Loopback......................................................................................................................................... 4-51
Figure 4-18. IF Loopback .......................................................................................................................................... 4-51
Figure 4-19. Baseband Loopback .............................................................................................................................. 4-52
Figure 4-20. Interface Loopback ............................................................................................................................... 4-52
Figure 4-21. G.703 Interface Clocking Diagram ....................................................................................................... 4-55
Figure 4-22. ECL/MIL-STD-188 Interface Clocking Diagram ................................................................................. 4-55
Figure 5-1. Display/M&C Block Diagram ................................................................................................................ 5-2
Figure 5-2. Modulator Baseband Section Block Diagram ......................................................................................... 5-4
Figure 5-3. Modulator RF Section Block Diagram.................................................................................................... 5-5
Figure 5-4. Demodulator Block Diagram .................................................................................................................. 5-12
Figure 5-5. Viterbi Decoder Block Diagram ............................................................................................................. 5-16
Figure 5-6. Interface Block Diagram......................................................................................................................... 5-22
Figure 5-7. Baseband Loopback Block Diagram....................................................................................................... 5-26
Figure 5-8. Interface Loopback Block Diagram ........................................................................................................ 5-27
Figure 6-1. Fault Isolation Test Setup ....................................................................................................................... 6-2
Figure 6-2. Typical Output Spectrum (with Noise) ................................................................................................... 6-4
Figure 6-3. Typical Output Spectrum (without Noise) .............................................................................................. 6-4
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Figures
SDM-9000 Satelite Modem
Rev. 4