Revision
CDM-600
Page
Errata a
APP= APP? APP#
Errata B
Errata C
+40 dBc maximum composite, up to -10 dBm, absolute max
Input power range CDM-570 Desired Carrier -30 to -60 dBm
Filename Terrata
BER=10-8 DB 4.2 dB DB 6.8 dB DB 7.9 dB
BER=10-5 DB 4.0 dB DB 6.6 dB DB 7.7 dB
Comtech Turbo Product Codec
AGC Voltage
Errata F
\tpubs\manuals\releasedword\modems\cdm600rev7\errata f.doc
Errata G
\tpubs\manuals\releasedword\modems\cdm600rev7\errata g.doc
\tpubs\manuals\releasedword\modems\cdm600rev7\errata g.doc
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Part Number MN/CDM600.IOM
MN/CDM600.IOM
Table of Contents
MN/CDM600.IOM
External Frequency Reference Connector J12
CDM-600 Satellite Modem
Preface
Front Panel Operation
Forward Error Correction Options
10-3
10.1
10-1
10.2
10-6
Buffer Enabled, Rxtx TX Terrestrial or External Clock
12.2.3 Alarm 12-3 12.2.4
10.3 10-3 10.4
15.3
13.5
15.1 Modulator 15-1 15.2
15-3
Appendix D. ODU Operation
Tables
Figures
Preface
Customer Service
Reporting Comments or Suggestions Concerning this Manual
About this Manual
Conventions and References Metric Conversion
Recommended Standard Designations
Electrical Safety
Fuses
Environmental
Telecommunications Terminal Equipment Directive
Installation
EMC Electromagnetic Compatibility
Disclaimer
Warranty Policy
Limitations of Warranty
Exclusive Remedies
CDM-600
Introduction
Aupc
Standard Features
Software Flash Upgrading
Verification
Data Interfaces
Assembly Description
Major Assemblies
Fast Options and Hardware Options
Order to operate in Turbo TPC Mode
Fast Accessible Options
Fast System Theory
Implementation
Hardware Options
Compatibility
Supporting Hardware and Software
New in this Release
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Unpacking
Installation
Optional Mounting Kit , KT/6228-2
Mounting
Installation of the Optional Mounting Bracket, KT/6228-2
Configuration
Select Internal if Loop
Connect External Cables
Functional Description
CDM-600 Modem Block Diagram
Physical
Introduction
Front Panel
IEC Line Input Connector
Name Ref Des Connector Type Function
Rear Panel
External Reference Connector J9
Rx and Tx if Connectors J1 and J2
Overhead Data Connector P3A
Data Interface Connector P3B
Auxiliary Serial Connector P6
Remote Control connector P4B
IDR Alarm connector P5A
Form C Traffic Alarm Connector P5B
12 IDI, DDO Connectors J10A and J11A
External Frequency Reference Connector J12
Unbalanced G.703 Tx/Rx J10B and J11B
Dimensional Envelope
Dimensional Envelope
Connector Overview
Connector
Overhead Interface Connector Pin Assignments
BNC Connectors
Overhead Interface Connector P3A
BNC Connectors
RR B
Data Interface Connector Pin Assignments
Remote Control Interface Connector Pin Assignments
Audio Interface Connector P4A
Remote Control Interface Connector P4B
Audio Interface Connector Pin Assignments
Alarm Interface Connector Pin Assignments
IDR Backward Alarms Connector P5A
Unit Alarms P5B
IDR Alarm Interface Connector Pin Assignments
Auxiliary Serial Connector USB Type B Socket
10. Balanced G.703 Interface Connector Pin Assignments
Pin # Signal Function Name Direction
AC Power Connector
Ground Connector
AC Power Specifications
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Description
Front Panel
Front Panel LED Indicators
LED
Color Condition
Selection
Function of these keys is as follows
Enter
Clear
Menu Trees
Comtech CDM-600E Open Network Modem Turbo TPC/LDPC VER
Opening Screen
Main Menu
Comtech CDM-600 Open Network Modem Turbo TPC/LDPC VER
Config
ALL = Start STOP, Start
Config ALL
Config Mode
Mode TX=RS422NONE
TX-IF Carrier = on ON,OFF,RTI
Config TX
Config TX TX-IF
TX-IF Power Encoder MOD Data Scrambler
Output Power Mode = Aupc MANUAL,AUPC
Config TX Power
Output Power Mode = Manual MANUAL,AUPC
Output Power Level = -20.0 dBm
TPC Turbo Hardware option
Config TX Encoder
REED-SOLOMON Encoding = ON200/180
Config TX Encoder REED-SOLOMON on
Config TX Modulation
MODULATION= Qpsk B,Q,OQ-PSK
FEC Rate = 1/2 1/2,3/4,7/8
TX Scrambler = on ON,OFF Frame Scrambler
Config TX Data
Config TX Scrambler
Data Invert = OFF ON,OFF
Config RX RX-IF
Config RX
Config RX Decoder
REED-SOLOMON Decoding = ON200/180
Config RX Decoder REED-SOLOMON on
FEC Rate = 1/2 3/4,7/8
Config RX Demodulation
Config RX Data
Demodulation = QPSKB,Q,OQ,8PSK,16QAM
RX Descrambler = on ON,OFF Frame Descrambler
Config RX Descrambler
Clocking TX-CLOCK
Config RX EbNo
Config Clocks
Config Clocks TX Clock
Configclocks RX BUFFER/CLOCK
CLK= RX-SAT RX-SAT,TX-TERR,EXT-CLK,INS
BUFFER-SIZE = 00016bytes00002ms Center
Config Clocks Internal Reference
Config Clocks RX BUFFER/CLOCK Center
Config Clocks EXT-BASEBAND-CLOCK
Config Clocks EXT-FREQ-REF
DRP-CH 1 2 3 TS 01 02 03
Config Drop & Insert
Config Drop & Insert Drop Channel Timeslots
DRP-TYPE= T1-D4 CHAN/TS LOOP=Y Y/N INS-TYPE= T1-D4 CHAN/TS
Edmac Mode = Master IDLE/MASTER/SLAVE Edmac Address =
Config Drop & Insert Insert Channel Timeslots
Config Edmac
Config Misc
VOLUME=
Config Misc G.703 Code
Config Misc IDR-ESC-TYPE
Config Misc Adpcm Audio Volume
INSTANT-ON,DELAY
Config Misc HIGH-RATE-ESC
Config Misc WARM-UP
HIGH-STAB Reference POWER-UP WARM-UP No DELAYINSTANT-ON
Onfig Remote Control Interface
Config Remote Control
Configure Alarm Mask AIS Buffer Rxif SAT-ALM TERR-ALM
Config Remote Control Char Format
Config Mask
Config Mask AIS
Config Mask Satellite Alarms TX
Config Mask Buffer Slip
Config Mask RX-IF
Config Mask Satellite Alarms
Config Statistics
Config Mask Satellite Alarms RX
Config Mask TERR-ALM
Config Impedance
Test
Modem Test Mode = Normal NORM,TX-CW,TX-1/0,IF↓,RF↓,DIG↓,I/O↓
Loopback Modes
Info ID
Info Mode
Information
Infoall
Bottom line
Info TX
Info RX
Top Line
Info Insert Type
Info Clocks
Info Edmac
Info Drop Type
Info Alarms Mask
Info Remote
Info Misc
Monitor
Monitor LIVE-ALARMS
Live UNIT= None NET= Alarms RECV=DEMOD Lock XMT=
Hi-Stab Freq Ref Module Ref Activity Fault
Network
Monitor Stored Events
Stored Events Clear ALL no NO,YES #199 FT-FRAME Sync
23/07/01
Monitor Statistics
Monitor AUPC-PARAMS
AUPC-PARAMS Remote EbNo=6.8dB Transmit Power INCREASE=1.2dB
Configuration 0 Load Store Available
Monitor RX Parameters
Utilities Brightness
STORE/LOAD Override Configuration
Utilities
Utilities SET-RTC
Utilities 11 Manual Switch
Utilities Lamp
Utilities Circuit ID
Fast View
7 ODU
Fast
Fast SET
Viterbi
Forward Error Correction Options
Sequential
Viterbi Decoding Summary
For Against
Sequential Decoding Summary
Reed-Solomon Outer Codec
Concatenated RS Coding Summary
Code Rate Mode
PSK/TCM Coding Summary
Trellis Coding Fast Option
TPC and Low Density Parity Check Ldpc coding Introduction
Turbo Product Codec Hardware Option
Ldpc versus TPC
Available TPC and Ldpc Modes
TPC Code Rate/Modulation Data Rate Range
Ldpc Code Rate/Modulation Data Rate Range
End-to-End Processing Delay
Turbo Product Coding Processing Delay Comparison
FEC Mode 64 kbps data rate End-to-end delay, ms
Qpsk Rate 1/2 Viterbi
TPC and Ldpc Summary
Uncoded Operation No FEC
MN/CDM600.IOM
Viterbi
Sequential Decoding
Sequential
Sequential Decoding 2048 kbps
Viterbi with
With
PSK/TCM Rate 2/3
Performance with CDM-600 Firmware Version Or higher
Rate 3/4 QPSK/OQPSK
Rate 7/8 QPSK/OQPSK
Rate 1/2 QPSK/OQPSK
Comtech Turbo Product Codec Rate 21/44 Bpsk
220,200 RS
Differential Encoding
LDPC, BPSK, Qpsk
QPSK/OQPSK/8-PSK
QPSK/OQPSK
Ldpc Rate 3/4 PSK/16-QAM
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Offset Qpsk Operation
CDM-600 Satellite Modem Revision Offset Qpsk Operation
IBS
Open Network Operations
IBS Scrambling
IBS Clock/data recovery and De-jitter
IBS Engineering Service Channel
IBS Framing
2 D&I Framing
1 D&I Primary Data Interfaces
Ccitt G.721
IDR
IDR Primary Data Interfaces
IDR Engineering Service Channel
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Clock Modes and Drop and Insert D&I
Transmit Clocking
Internal Clock
External Clock
Tx Terrestrial
Rx Loop-Timed, RX=TX
Rx Loop-Timed, Rxtx Asymmetric Loop Timing
Receive Clocking
Buffer Disabled RX Satellite
Buffer Enabled, TX=RX TX Terrestrial or External Clock
Buffer Enabled, Rxtx TX Terrestrial or External Clock
Tx Clock Modes
Rx Clock Modes
10-6
Supported T1 and E1 Framing formats
Frame Formats
Time Slot Selection
Drop and Insert Clocking
Drop and Insert Clocking
Rx Buffer Clock = Insert D&I only
Single-Source Multiple Modems
Receive Transmit
Single-Source Multiple Modems Daisy Chain
10-12
Theory Of Operation
Edmac Channel
11.2 M&C Connection
Setup Summary
Drop & Insert ++
Automatic Uplink Power Control
Setting Aupc Parameters
Target Eb/No
Max Range
Alarm
Demod Unlock
Compensation Rate
Monitoring
Overhead Details
ESC++
Effect on Eb/No performance
Available Baud Rates
Flash Upgrading
CDM-600 Satellite Modem Revision Flash Upgrading
Modulator
Summary of Specifications
CDM-600 Satellite Modem Revision Summary of Specifications
Comtech EF Data CDM-600 Transmit
Power Spectral Density Referred to symbol rate
15-4
Codec BER
CDM-600 Satellite Modem Revision Remote Control
Data Interfaces
Automatic Uplink Power Control
Data Rate Ranges
Front panel
Miscellaneous
15-10
EIA-485
Remote Control
Basic Protocol
EIA-232
Packet Structure
Start Of Packet
Address
Instruction Code Qualifier
Instruction Code
End Of Packet
Message Arguments
Alphabetical list of Remote Commands
TFQ#
TFQ=
TFQ= TFQ?
TFQ
TFT#
TFT=
TFT= TFT?
TFT
TCR#
TCR=
TCR= TCR?
TCR
TRS#
TRS=
TRS= TRS?
TRS
TXO#
TXO=
TXO= TXO?
TXO
TCK= TCK?
REB?
PLI?
TCK=
TTA#
TTA=
TTA= TTA?
TTA
TIP#
TIP=
TIP= TIP?
TIP
=IBS RFM# =IDR =INSERT
RFM=
RFM= RFM?
RFM
=QPSK RMD# =OQPSK
RMD=
RMD= RMD?
=BPSK RMD
RDR#
RDR=
RDR= RDR?
RDR
RRS=
REF=
REF= REF?
REF#
IRD#
IRD=
IRD= IRD?
IRD
RVL#
RVL=
RVL= RVL?
RVL
RET#
RET=
RET= RET?
RET
ESC#
ESC=
ESC= ESC?
ESC
EFR#
EFR=
EFR= EFR?
EFR
CTD#
CTD=
CTD= CTD?
CTD
CID#
CID=
CID= CID?
CID
MGC
MGC=
MGC= MGC? MGC=FFF.FFFFDDD
MGC? DD.DDDGYRMVSPP
CST#
CST=
CST?
CST
SSI#
SSI=
SSI= SSI?
SSI
CAS#
CAS=
CAS?
CAS
CAE
RNE?
CAE=
CAE?
RSL?
IEP=
IEP#
EBN?
LRS= LRS?
BER?
RED?
LRS=
TMP?
FCS=BootXXXX
FCS?
FPGA=ZZZZ
HRV?
EID?
EID=abbbcdefgh
Hardware Bytes
FLT?
DNI#
DNI=
DNI= DNI?
DNI
ITS#
ITS=
ITS= ITS?
ITS
OUS?
OUS=xxxxxx
FSW=
Appendix A. Cable Drawings
CDM-600 Satellite Modem Revision Cable Drawings
MN/CDM600.IOM
MN/CDM600.IOM
Measurement
Appendix B. Eb/No
Example
Bpsk Qpsk PSK
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Activation Procedure Serial Number
Appendix C. Fast Activation Procedure
Enter Access Codes
View currently installed features
Functions are
Appendix D. ODU Operation
Modem Main Menu
Menu Trees
Enable
2 ODU
3 ODU
Redundancy BOX
4 ODU,ENABLE,11
5 ODU,ENABLE,11
ODU,ENABLE,11 CSAT#2 ODU,ENABLE,STANDALONE Csat
TX Slope MODE=MANUAL MANUAL,CAL SLOPE=0.3
6 ODU,ENABLE,11,CSAT#1
Configuration
AMP=OFF MUTE=UNMUTED Slope
RX Slope MODE=MANUAL MANUAL,CAL SLOPE=0.2
LNA-CURRENT
FAULT-LOGIC
LNA State
Calibrate
XREF=NO REF-ADJUST=087 RTC=OFF
Misc COLD-START=DISABLE
ODU,ENABLE,11,CSAT#2 Monitor ODU,ENABLE,STANDALONE Csat
13 ODU,ENABLE,11,CSAT#1
Current Status TX RX = OK POWER-SUPPLY
Alarms CURRENT-ALARMS STORED-ALARMS
Stored Alarms CLEAR-ALL no NO,YES
21 ODU,ENABLE,11,CSAT#1
ODU,ENABLE,11,CSAT#2 Information ODU,ENABLE,STANDALONE Csat
Reading Stored Faults Please Wait
Unmuted
Info Txoff
Ampoff
Info Rxon
ENABLE,STANDALONE KST
28 ODU,ENABLE,STANDALONE KST Configuration
27 ODU
29 ODU,ENABLE,STANDALONE KST,CONFIG
30 ODU,ENABLE,STANDALONE KST,CONFIG
31 ODU,ENABLE,STANDALONE KST,CONFIG Misc
35 ODU,ENABLE,STANDALONE KST,INFO Misc
32 ODU,ENABLE,STANDALONE KST Information
33 ODU,ENABLE,STANDALONE KST,INFO Model
34 ODU,ENABLE,STANDALONE KST,INFO TX+RX-PARAM
37 ODU,ENABLE,STANDALONE KST Alarms
36 ODU,ENABLE,STANDALONE KST,INFO Numbers
Index
Statistics
Utilities
MN/CDM600.IOM
Comtech EF Data is an ISO 9001 Registered Company
CDM-600
New Features/Changes
Aupc
Description of D&I with ESC and Aupc
TSR=
MN/CDM600.AA7
Metric Conversions
480 333 2200 Phone 480 333 2161 FAX