Premier Mounts Modem CDM-600 사용자 설명서

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CDM-600 Satellite Modem  
Revision 7 
Preface 
MN/CDM600.IOM 
 
 
 
Figures 
Figure 1-1.  CDM-600 ...............................................................................................................................1–1
 
Figure 2-1.  Installation of the Optional Mounting Bracket, KT/6228-2.....................................................2–3
 
Figure 3-1.  CDM-600 Modem Block Diagram..........................................................................................3–2
 
Figure 4-1.  Front Panel ............................................................................................................................4–1
 
Figure 4-2.  Rear Panel.............................................................................................................................4–2
 
Figure 4-3.  Dimensional Envelope...........................................................................................................4–6
 
Figure 6-1.  Front Panel View ...................................................................................................................6–1
 
Figure 6-2.  Keypad...................................................................................................................................6–3
 
Figure 6-3.  Menu Trees............................................................................................................................6–4
 
Figure 6-4.  Loopback Modes .................................................................................................................6–31
 
Figure 7-1.  Viterbi Decoding ..................................................................................................................7–13
 
Figure 7-2.  Sequential Decoding  64 kbps.............................................................................................7–14
 
Figure 7-3.  Sequential Decoding 1024 kbps..........................................................................................7–15
 
Figure 7-4.  Sequential Decoding 2048 kbps..........................................................................................7–16
 
Figure 7-5.  Viterbi with concatenated R-S Outer Code .........................................................................7–17
 
Figure 7-6.  Sequential with concatenated R-S Outer Code...................................................................7–18
 
Figure 7-7.  8-PSK/TCM Rate 2/3 with and without concatenated RS Outer Code ...............................7–19
 
Figure 7-8.  Comtech EF Data Turbo Product Codec  Rate 3/4 QPSK/OQPSK, 8-PSK and 16-QAM ..7–20
 
Figure 7-9.  Comtech EF Data Turbo Product Codec  Rate 7/8 QPSK/OQPSK, 8-PSK and 16-QAM ..7–21
 
Figure 7-10.  Rate 1/2 QPSK, Rate 0.95 QPSK and Rate 0.95 8-PSK ..................................................7–22
 
Figure 7-11.  Rate 21/44 BPSK and Rate 5/16 BPSK Turbo..................................................................7–23
 
Figure 7-12.  16-QAM Viterbi, Rate 3/4 and Rate 7/8 with 220,200 RS Outer Code .............................7–24
 
Figure 7-13.  Differential Encoding - No FEC, No Scrambling................................................................7–25
 
Figure 7-14.  LDPC, Rate 1/2, BPSK, (O)QPSK.....................................................................................7–26
 
Figure 7-15.  LDPC, Rate 2/3, (O)QPSK/8-PSK/8-QAM ........................................................................7–27
 
Figure 7-16.  LDPC, Rate 3/4, (O)QPSK/8-QAM....................................................................................7–28
 
Figure 7-17.  LDPC, Rate 3/4, 8-PSK / 8-QAM.......................................................................................7–29
 
Figure 10-1  Tx Clock Modes..................................................................................................................10–4
 
Figure 10-2  Rx Clock Modes .................................................................................................................10–5
 
Figure 10-3  Supported T1 and E1 Framing formats ..............................................................................10–7
 
Figure 10-4  Drop and Insert Clocking ....................................................................................................10–9
 
Figure 10-5. Single-Source Multiple Modems (Looming) .....................................................................10–10
 
Figure 10-6. Single-Source Multiple Modems (Daisy Chain)................................................................10–11