Comtech EF Data KST-2000B Especificações Página 1

Part Number MN/CDM600.IOM Revision 7 IMPORTANT NOTE: The information contained in this document supercedes all previously pu

CDM-600 Satellite Modem MN/CDM600.IOM Revision 7 Cable Drawings AD-CDM600-AB7 A.1.1 EIA-530 to RS-422/449 Data Cable Figure A-1 shows the cable draw

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–26 If the Warm-up Delay is enabled, when the modem is powered up, a Warm-U

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–27 CONFIG: REMOTE CONTROL: CHAR FORMAT Edit the I/O character form

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–28 CONFIG: MASK: BUFFER SLIP Select either ACTIVE or MASKED, using the

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–29 backward alarm inputs are to be used. An activated alarm may respond t

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–30 6.3.2 TEST Select TEST Mode or Normal Operation from the parameters

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–31 Figure 6-4. Loopback Modes

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–32 6.3.3 INFORMATION Select information to view using the [←][→] arrow

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–33 INFO: TX A sample display of TX Info is shown. The information d

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–34 INFO: CLOCKS The TX Clock, RX Clock and Buffer information is dis

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–35 INFO: REMOTE This screen shows if the unit is in Local or Remot

CDM-600 Satellite Modem MN/CDM600.IOM Revision 7 Cable Drawings AD-CDM600-AB7 A.1.2 EIA-530 to V.35 Data Cable Figure A-2 shows the cable drawing fo

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–36 6.3.4 MONITOR Select the parameter to Monitor using the [←][→] arro

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–37 Unit Network LOSE TxFRM: Loss of Tx frame occurs in Drop & Inse

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–38 6.3.4.2 MONITOR: STATISTICS The user may scroll backwards or forwar

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–39 6.3.4.3 MONITOR: RX PARAMETERS If the demodulator is locked, this

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–40 6.3.5.1 STORE/LOAD: OVERRIDE CONFIGURATION Select override using th

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–41 6.3.6.3 UTILITIES: LAMP Select enable or disable, using the [↑][↓]

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–42 6.3.7 ODU This permits the CDM-600 to interface directly with a Comtech

7–1 Chapter 7. FORWARD ERROR CORRECTION OPTIONS 7.1 Introduction As standard, the CDM-600 Modem is equipped with four Forward Error Correction encod

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–2 IESS 308/309 standards for Viterbi decoding with a constraint l

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–3 lower data rates there are sufficient number of computational c

CDM-600 Satellite Modem MN/CDM600.IOM Revision 7 Cable Drawings AD-CDM600-AB7 A.1.3 EIA-530 to V.35 Data Cable Figure A-3 shows the cable drawing fo

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–4 Closed Network Modes A 220,200 code is used in transparent cl

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–5 7.5 Trellis Coding (FAST Option) In the other FEC methods desc

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–6 7.6 Turbo Product Codec (Hardware Option) Turbo coding is an F

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–7 it remained clear that the Shannon Limit was still an elusive t

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–8 It is clear that in order to provide the best possible perform

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–9 This new LDPC/TPC codec module may be installed in any existin

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–10 Comparison

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–11 Table 7-7. TPC and LDPC Summary FOR AGAINST Exceptionally g

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–12 NOTE: Whenever uncoded operation is selected, the modem offers

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–13 Figure 7-1. Vite

CDM-600 Satellite Modem MN/CDM600.IOM Revision 7 Cable Drawings AD-CDM600-AB7 A.1.4 EIA-530 Conversion Cable Figure A-4 shows the cable drawing for

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–14 Figure 7-2. Se

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–15 Figure 7-3. Seque

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–16 Figure 7-4. Sequ

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–17 Figure 7-5. Viter

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–18 Figure 7-6. Seque

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–19 Figure 7-7. 8-PS

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–20 Figure 7-8. Comte

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–21 Figure 7-9. Comt

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–22 Figure 7-10. Rat

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–23 Figure 7-11. Ra

MN/CDM600.IOM Revision 7 AD-CDM600-AB7 A-6 A.1.5 Switch Programming Cable Figure A-5 shows the cable required for a simple EIA-232 connection between

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–24

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–25 Figure 7-13. Diff

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–26 Figure 7-14. LDPC, Rate 1/2, BPSK, (O)QPSK 1E-91E-81E-71E-61E

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–27 Figure 7-15. LDPC, Rate 2/3, (O)QPSK/8-PSK/8-QAM 1E-91E-81E-7

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–28 Figure 7-16. LDPC, Rate 3/4, (O)QPSK/8-QAM 1E-91E-81E-71E-61E

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–29 Figure 7-17. LDPC, Rate 3/4, 8-PSK / 8-QAM 1E-91E-81E-71E-6

CDM-600 Satellite Modem Revision 7 Forward Error Correction Options MN/CDM600.IOM 7–30 This page is intentionally blank

8–1 Chapter 8. OFFSET QPSK OPERATION Offset QPSK modulation is a variation of normal QPSK, which is offered in the CDM-600. Normal, bandlimited, QPSK

CDM-600 Satellite Modem Revision 7 Offset QPSK Operation MN/CDM600.IOM 8–2 The two consequences of this are: 1. Acquisition may be longer, especi

9–1 Chapter 9. OPEN NETWORK OPERATIONS 9.1 Introduction This section summarizes the functionality and specifications of the various Open Network ope

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata a.doc 1 Errata A Comtech EF Data Documentation Update Subject: Change AUPC Parameters in R

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–2 9.2.1 IBS Clock/data recovery and De-jitter Performs clock and data r

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–3 Buffer Clock Reference Derived from Insert Data In (Insert Clock) Exte

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–4 9.4 IDR Primary Data Rates Supported G.703 EIA-422 (Replaces 8K Over

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–5 9.4.1 IDR Primary Data Interfaces When configured for IDR operation, t

CDM-600 Satellite Modem Revision 7 Open Network Operations MN/CDM600.IOM 9–6 This page is intentionally blank

10–1 Chapter 10. CLOCK MODES AND DROP AND INSERT (D&I) When dealing with satellite modems, the subject of clocking can be a complex issue. This

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–2 10.1.2 Tx Terrestrial In this mode, the modem expec

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–3 10.2 Receive Clocking There are three receive cloc

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–4 Figure 10-1. Tx Clock Modes

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–5 Figure 10-2. Rx Clock Modes

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata a.doc 2 AUPC Parameters APP= 6 bytes Command or Query. Defines AUPC operating parameters

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–6 10.4 Drop and Insert The Drop and Insert (D&I)

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–7 10.5 Frame Formats The E1 and T1 frame formats that

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–8 10.6 Time Slot Selection Selection of the transmit

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–9 10.7 Drop and Insert Clocking The general arrangeme

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–10 10.8 Rx Buffer Clock = Insert (D&I only) The

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–11 DDIDDOIDIIDOMODEM MODEM MODEMTerrestrial TrunkMulti

CDM-600 Satellite Modem Revision 7 Clock Modes and Drop and Insert (D&I) MN/CDM600.IOM 10–12 This page is intentional

11–1 Chapter 11. EDMAC CHANNEL 11.1 Theory Of Operation As explained earlier, EDMAC is an acronym for Embedded Distant-end Monitor And Control. Th

CDM-600 Satellite Modem Revision 7 EDMAC Channel MN/CDM600.IOM 11–2 known state. In the receiver, having synchronized to the frame, the de-scramble

CDM-600 Satellite Modem Revision 7 EDMAC Channel MN/CDM600.IOM 11–3 Apart from the round-trip satellite delay, the M&C Computer does not see a

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata b.doc 1 Errata B Comtech EF Data Documentation Update Subject: Revised Miscellaneous Table

CDM-600 Satellite Modem Revision 7 EDMAC Channel MN/CDM600.IOM 11–4 11.4 Drop & Insert ++ A new variation of EDMAC is available with D&I++

12–1 Chapter 12. AUTOMATIC UPLINK POWER CONTROL 12.1 Introduction Automatic Uplink Power Control (AUPC) is a feature whereby a local modem is permi

CDM-600 Satellite Modem Revision 7 Automatic Uplink Power Control (AUPC) MN/CDM600.IOM 12–2 12.2 Setting AUPC Parameters 1) The user, under the

CDM-600 Satellite Modem Revision 7 Automatic Uplink Power Control (AUPC) MN/CDM600.IOM 12–3 12.2.3 Alarm This parameter defines how the user wants

CDM-600 Satellite Modem Revision 7 Automatic Uplink Power Control (AUPC) MN/CDM600.IOM 12–4 12.4 Monitoring The remote demodulator’s value of Eb/N

13–1 Chapter 13. ESC++ 13.1 Introduction The ESC++ mode of operation is a new, closed network frame structure which combines Automatic Uplink Power

CDM-600 Satellite Modem Revision 7 ESC++ MN/CDM600.IOM 13–2 13.3 Available Baud Rates At the lowest data rates, the 11.76% overhead may not allow al

14–1 Chapter 14. FLASH UPGRADING The CDM-600 eliminates the need for updating firmware by physically replacing EPROMs. Instead, the CDM-600 modem us

CDM-600 Satellite Modem Revision 7 Flash Upgrading MN/CDM600.IOM 14–2 Full on-line help is provided with 600Flash.exe, but if users experience

15–1 Chapter 15. SUMMARY OF SPECIFICATIONS 15.1 Modulator Modulation BPSK, QPSK, OQPSK, 8-PSK, 8-QAM and 16-QAM Symbol rate range 4.8 ksps to 1

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata c.doc 1 Errata C Comtech EF Data Documentation Update Subject: Chapter Title Date: July

CDM-600 Satellite Modem Revision 7 Summary of Specifications MN/CDM600.IOM 15–2 Scrambling IDR Mode, no RS, - per ITU V.35 (Intelsat variant) IBS mo

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 15–3 -55-50-45-40-35-30-25-20-15-10-500.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80

CDM-600 Satellite Modem Revision 7 Summary of Specifications MN/CDM600.IOM 15–4 VITERBI BER performance (met in the presence of two adjacent carrier

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 15–5 TURBO PRODUCT CODEC BER Rate 1/2 QPSK Rate 21/44 BPSK Rate 5/16 BPSK BER (With

CDM-600 Satellite Modem Revision 7 Summary of Specifications MN/CDM600.IOM 15–6 LDPC CODEC BER Rate 2/3 8-PSK Rate 3/4 8-PSK (With two adjacent car

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 15–7 Modem Alarms Relay outputs (Tx, Rx & unit faults) Demodulator I & Q t

CDM-600 Satellite Modem Revision 7 Summary of Specifications MN/CDM600.IOM 15–8 15.6 Data Rate Ranges Code Rate/Modulation FEC Type Data Rate R

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 15–9 15.7 Miscellaneous Front panel Tactile keypad, 6 keys (Up/Down, Left/Right,

CDM-600 Satellite Modem Revision 7 Summary of Specifications MN/CDM600.IOM 15–10 This page is intentionally left blank.

16–1 Chapter 16. REMOTE CONTROL 16.1 Introduction This section describes the protocol and message command set for remote monitor and control of

Filename: T_ERRATA 1 Errata D Comtech EF Data Documentation Update Subject: Changed Input Power Range Date: July 18, 2006 Document: CDM-570/570L

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–2 Each target has a unique address, and each time the controller transmits, in a

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–3 16.5 Packet Structure Controller-to-target: Start of Packet Target Addr

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–4 16.5.3 Instruction Code This is a three-character alphabetic sequence that ide

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–5 Second, if the controller sends an instruction to set a parameter to a particu

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–6 16.6 Alphabetical list of Remote Commands A ADJ?, 16–25 APP?, 16–13 AUP?, 16–1

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–7 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–8 Exception: Select DROP or D&I++ mode using TFM (Transmit Framing

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–9 Parameter Type Command (Instruction Code and Qualifier) Arguments fo

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–10 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–11 Parameter Type Command (Instruction Code and Qualifier) Arguments f

Filename: T_ERRATA 2

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–12 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–13 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–14 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–15 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–16 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–17 Parameter Type Command (Instruction Code and Qualifier) Arguments

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–18 Parameter Type Command (Instruction Code and Qualifier) Arguments

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–19 Parameter Type Command (Instruction Code and Qualifier) Arguments

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–20 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–21 Parameter Type Command (Instruction Code and Qualifier) Arguments f

Filename: T_ERRATA 1 Errata E Comtech EF Data Documentation Update Subject: Changed Figure 7-5, TPC Curve for Rate 7/8 Date: July 27, 2006 Docum

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–22 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–23 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–24 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–25 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–26 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–27 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–28 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–29 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–30 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–31 Parameter Type Command (Instruction Code and Qualifier) Arguments f

Filename: T_ERRATA 2 1E-91E-81E-71E-61E-51E-41E-31E-21E-11 2 3 4 5 6 7 8

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–32 Parameter Type Command (Instruction Code and Qualifier) Arguments

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–33 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–34 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–35 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–36 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–37 Parameter Type Command (Instruction Code and Qualifier) Arguments f

CDM-600 Satellite Modem Revision 7 Remote Control MN/CDM600.IOM 16–38 Parameter Type Command (Instruction Code and Qualifier) Arguments f

A–1 Appendix A. CABLE DRAWINGS The EIA-530 standard pinout (provided on the CDM-600) is becoming more popular in many applications. However, there a

CDM-600 Satellite Modem Revision 7 Cable Drawings MN/CDM600.IOM A–2

CDM-600 Satellite Modem Revision 7 Cable Drawings MN/CDM600.IOM A–3

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata f.doc 1 Errata F Comtech EF Data Documentation Update Subject: Added Chart for AGC Voltage

CDM-600 Satellite Modem Revision 7 Cable Drawings MN/CDM600.IOM A–4

B–1 Appendix B. Eb/No MEASUREMENT Although the CDM-600 calculates and displays the value of receive Eb/No on the front panel of the unit, it is some

CDM-600 Satellite Modem Revision 7 Eb/No Measurement MN/CDM600.IOM B–2 The idea is to accurately measure the value of (Co+No)/No, (Carrier density

CDM-600 Satellite Modem Revision 7 Eb/No Measurement MN/CDM600.IOM B–3 (Co+No)/NoEb/No Uncoded BPSK Eb/No Rate 1/2 BPSKEb/No Rate 21/44 BPSKEb/N

CDM-600 Satellite Modem Revision 7 Eb/No Measurement MN/CDM600.IOM B–4 This page is intentionally blank

C–1 Appendix C. FAST Activation Procedure C.1 Introduction FAST is an enhancement feature available in Comtech EF Data products, enabling on-locatio

CDM-600 Satellite Modem Revision 7 FAST Activation Procedure MN/CDM600.IOM C–2 C.2.2 View currently installed features To view the currently in

D–1 Appendix D. ODU OPERATION D.1 Introduction The user can fully control and monitor the operation of a Comtech EF Data ODU from the front panel, u

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–2 D.2 MENU TREES D.2.1 MODEM MAIN MENU SELECT: CONFIGURATION TEST INFORMATION

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–3 D.2.2 ODU ODU CONTROL=ENABLE (DISABLE/ENABLE) SYSTEM TYPE=STANDALONE (STAN

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata f.doc 2

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–4 D.2.4 (ODU,ENABLE,1:1) REDUNDANCY BOX RED: ONLINE:ODU2 MODE:AUTO SWITCH:N

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–5 D.2.6 (ODU,ENABLE,1:1,CSAT#1) CONFIGURATION (ODU,ENABLE,1:1,CSAT#2) CONFIGU

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–6 D.2.9 (ODU,ENABLE,1:1,CSAT#1,CONFIG) RECEIVER (ODU,ENABLE,1:1,CSAT#2,CONFIG)

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–7 D.2.11 (ODU,ENABLE,1:1,CSAT#1,CONFIG) LNA (ODU,ENABLE,1:1,CSAT#2,CONFIG) LN

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–8 D.2.12 (ODU,ENABLE,1:1,CSAT#1,CONFIG) MISCELLANEOUS (ODU,ENABLE,1:1,CSAT#

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–9 D.2.13 (ODU,ENABLE,1:1,CSAT#1) MONITOR (ODU,ENABLE,1:1,CSAT#2) MONITOR

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–10 D.2.17 (ODU,ENABLE,1:1,CSAT#1, MONITOR) PWR-SUPPLIES (ODU,ENABLE,1:1,CSAT#2,

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–11 D.2.20 (ODU,ENABLE,1:1,CSAT#1, ALARMS) STORED-ALARMS (ODU,ENABLE,1:1,C

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–12 D.2.22 (ODU,ENABLE,1:1,CSAT#1,INFO) MODEL (ODU,ENABLE,1:1,CSAT#2,INFO) MOD

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–13 D.2.25 (ODU,ENABLE,1:1,CSAT#1,INFO) MISC (ODU,ENABLE,1:1,CSAT#2,INFO) MISC

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata g.doc 1 Errata G Comtech EF Data Documentation Update Subject: Revised Remote Command Inde

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–14 D.2.29 (ODU,ENABLE,STANDALONE KST,CONFIG) TX TX:OFF FREQ=13955 MHz ATT=

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–15 D.2.32 (ODU,ENABLE,STANDALONE KST) INFORMATION KST INFO: MODEL TX+RX-PARA

CDM-600 Satellite Modem Revision 7 ODU Operation MN/CDM600.IOM D–16 D.2.36 (ODU,ENABLE,STANDALONE KST,INFO) NUMBERS M&C: F/W:9364-1B

i–1 Index 1:1 manual switch, 6–41 16-QAM Viterbi, Rate 3/4, 7-25 8-PSK/TPC Coding Summary 7-6 8-PSK/TPC Rate 2/3, 7-20 A Activation Procedure, 1–6

CDM-600 Satellite Modem Revision 7 Index MN/CDM600.IOM i–2 E EbNo Alarm Pt, 6–19 EIA-232, 1–3, 4–3, 4–4, 6–26, 9–1, 9–2, 9–3, 10–1, 14–1, 15–6, 15–7

CDM-600 Satellite Modem Revision 7 Index MN/CDM600.IOM i–3 Time Slot Selection, 10–8 Transmit Clocking, 10–1 U Unpacking, 2–1 UTILITIES, 6–40 V Veri

CDM-600 Satellite Modem Revision 7 Index MN/CDM600.IOM i–4 Notes:

METRIC CONVERSIONS Units of Length Unit Centimeter Inch Foot Yard Mile Meter Kilometer Millimeter 1 centimeter — 0.3937 0.03281

2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 • 333 • 2200 PHONE 480 • 333 • 2161 FAX

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata g.doc 2 A Address, 16–9, 16–10, 16–18, 16–25 ADJ?, 16–27 ADJ=, 16–27 Alarm, 16–14, 16–18, 16

s:\tpubs\manuals\released_word\modems\cdm600_rev7\errata g.doc 3 RRS=, 16–20 RSI?, 16–20 RSI=, 16–20 RSL?, 16–35 RSW?, 16–22 RSW=, 16–10, 16–22 RTC,

This page intentionally left blank.

CDM-600 Open Network Satellite Modem (2.4 kbps – 20 Mbps) Installation and Operation Manual For Firmware Version 2.0.1 or higher (see

Copyright © Comtech EF Data Corporation, 2003,2004,2005. All rights reserved. Printed in the USA. Comtech EF Data Corporation, 2114 W. 7th Street, Te

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM ii

iii Table of Contents PREFACE...

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM iv 2.5 Connect External Cables ...

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM v 5.10 Balanced G.703 Interface Connector (P7) ...

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM vi 7.2 Viterbi ...

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM vii 10.2.3 Buffer Enabled, RX<>TX (TX Terrestrial or External Clock)...

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM viii 13.5 Effect on Eb/No performance ...

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM ix C.1 Introduction...

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM x Figures Figure 1-1. CDM-600 ...

xi Preface Customer Service Contact the Comtech EF Data Customer Support Department for: • Product support or training • Information on upgrading o

New Features/Changes • Changes to Drop and Insert Since Version 7 of the CDM-600 Manual was published, there has been engineering development to m

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xii About this Manual This manual provides installation and operation information for the

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xiii Electrical Safety The CDM-600 Modem has been shown to comply with the following safety

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xiv Installation The installation and connection to the line supply must be made in compli

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xv EMC (Electromagnetic Compatibility) In accordance with European Directive 89/336/EEC, th

CDM-600 Satellite Modem Revision 7 Preface MN/CDM600.IOM xvi Warranty Policy This Comtech EF Data product is warranted against defects in material

1–1 Chapter 1. INTRODUCTION The CDM-600 (Figure 1-1) is an Open Network Satellite Modem, intended for both Intelsat and closed network applications.

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–2 1.1 Standard Features The CDM-600 provides a wealth of standard features which go

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–3 1.1.2 Software – Flash Upgrading The internal software is both powerful and flex

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–4 1.2 Major Assemblies Assembly Description AS/11229-1 Modem Card – Extended IF

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–5 The following table shows what other options are available: Option Description a

1 6.1 Description of D&I with ESC and AUPC The Drop and Insert (D&I) framing has been extended with the release of firmware version 2.1.0 to

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–6 1.3.1 FAST Accessible Options Comtech EF Data’s FAST system allows immediate impl

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–7 1.3.4 Hardware Options There are four hardware options available: 1) Low Rate (1

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–8 may select, either from the front panel, or via the remote control, to have the u

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–9 1.5 New in this Release Revision 7 of this document includes information on the t

CDM-600 Satellite Modem Revision 7 Introduction MN/CDM600.IOM 1–10 This page is intentionally blank.

2–1 Chapter 2. INSTALLATION 2.1 Unpacking Inspect shipping containers for damage. If shipping containers are damaged, keep them until the contents o

CDM-600 Satellite Modem Revision 7 Installation MN/CDM600.IOM 2–2 2.2 Mounting If the CDM-600 is to be mounted in a rack, ensure that there is adeq

CDM-600 Satellite Modem Revision 7 Installation MN/CDM600.IOM MN/CDM600.IOM 2–3 Figure 2-1. Installation of the Optional Mounting Bracket, KT/

CDM-600 Satellite Modem Revision 7 Installation MN/CDM600.IOM 2–4 2.3 Configuration There are no internal jumpers to configure, no interface cards

3–1 Chapter 3. FUNCTIONAL DESCRIPTION The CDM-600 has two fundamentally different types of interface - IF and data. • The data interface is a bi-d

MN/CDM600.AA7 2 Parameter Type Command (Instruction Code and Qualifier) Arguments for Command or Response to Query Description of Argume

CDM-600 Satellite Modem Revision 7 Functional Description MN/CDM600.IOM 3–2 removed. Following this, the data passes to the Plesiochronous/Doppler

4–1 Chapter 4. PHYSICAL DESCRIPTION 4.1 Introduction The CDM-600 is constructed as a 1U high rack-mount chassis, which can be free-standing. Rack hand

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–2 4.3 Rear Panel Figure 4-2. Rear Panel External cables are attache

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–3 4.3.2 Rx and Tx IF Connectors (J1 and J2) The IF port connectors are bot

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–4 4.3.7 Remote Control connector (P4B) The Remote Control connector is a 9

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–5 4.3.12 IDI, DDO Connectors (J10A and J11A) Two additional female BNC 75Ω

CDM-600 Satellite Modem Revision 7 Physical Description MN/CDM600.IOM 4–6 4.4 Dimensional Envelope Figure 4-3. Dimensional Envelope

5–1 Chapter 5. CONNECTOR PINOUTS 5.1 Connector Overview The rear panel connectors (Figure 5-1) provide all necessary external connections between t

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–2 5.2 BNC Connectors The BNC connectors are located on the rear panel of the m

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–3 5.4 Data Interface Connector (P3B) The Data Interface connector, a 25-pin D

AGILE DOC ID AD-CDM600-AB7 THIS DOCUMENT IS NOT SUBJECT TO REVISION/UPDATE! AGILE CO5356 Addendum B Subject: Replacement of Appendix A

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–4 5.5 Audio Interface Connector (P4A) The Audio interface connection is a 9-

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–5 5.7 IDR Backward Alarms Connector (P5A) The IDR Alarm interface connection i

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–6 5.9 Auxiliary Serial Connector (P6) Provides an RS-232 serial link betwee

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–7 5.11 AC Power Connector A standard, detachable, non-locking, 3-prong power c

CDM-600 Satellite Modem Revision 7 Connector Pinouts MN/CDM600.IOM 5–8 This page is intentionally left blank.

6–1 Chapter 6. FRONT PANEL OPERATION 6.1 Description Figure 6-1. Front Panel View The user can fully control and monitor the operation of the CD

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–2 The behavior of the front panel LEDs is described below in Table 6-1. T

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–3 The keypad is shown in Figure 6-2: Figure 6-2. Keypad The function

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–4 CONFIGURECONFIGURE ALLCONFIGURE MODECONFIGURE TRANSMITCONFIGURE RECEI

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–5 6.2 Opening Screen This screen is displayed whenever power is first app

Change Specifics: This information will be incorporated into the next revision. Collating Instructions To update the manual, remove and insert the pa

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–6 6.3.1 CONFIG The sub-branches available are: ALL Permits the user t

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–7 6.3.1.1 CONFIG: ALL This menu permits the user to configure the un

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–8 The second option is the Framing type. The TX options are: NONE IBS

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–9 Select each digit of the TX frequency to be edited using the [←] [→] ar

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–10 If ALARM ACTION is selected, the following menu will be displayed:

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–11 CONFIG: TX: ENCODER: REED-SOLOMON ON Use the [↑] [↓] arrow keys

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–12 CONFIG: TX: MODULATION Select one of the parameters using the [←

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–13 CONFIG: TX: DATA The top line permits the data rate to be edited

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–14 6.3.1.4 CONFIG: RX The sub-branches available are: CONFIG: RX

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–15 CONFIG: RX: DECODER Select the parameter to edit using the [←] [→]

Appendix A. CABLE DRAWINGS A.1 Introduction The EIA-530 standard pinout provided on the CDM-600 is becoming more popular in many applications. Howeve

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–16 CONFIG: RX: DECODER: REED-SOLOMON ON Use the [↑] [↓] arrow keys

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–17 CONFIG: RX: DEMODULATION Select one of the parameters using the

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–18 NOTE: The minimum and maximum data rates are dependent on Demodulation

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–19 CONFIG: RX: EbNo Select the digit of the Alarm point to be edite

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–20 CONFIG:CLOCKS: RX BUFFER/CLOCK Use the [←] [→] arrow keys to sele

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–21 If CENTER is selected, the following sub-menu is displayed: CONFIG:

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–22 6.3.1.6 CONFIG: DROP & INSERT IMPORTANT Drop and Insert is discu

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–23 CONFIG: DROP & INSERT: INSERT CHANNEL TIMESLOTS Select the T

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–24 CONFIG: MISC: G.703 CODE Parameters may only be edited if the In

CDM-600 Satellite Modem Revision 7 Front Panel Operation MN/CDM600.IOM 6–25 CONFIG: MISC: HIGH-RATE-ESC The ESC type defined here depends on