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3–1

Chapter 3. REAR PANEL

CONNECTOR

AND PINOUTS

3.1 Connector Overview

The rear panel connectors for the CDM-840 Remote Router, shown here in Figure 3-1, provide

all necessary external connections between the unit and other equipment. Table 3-1 on

the next

page summarizes the connectors provided on the rear panel interface, grouped according to

service f

unction.

Standard AC Unit

Optional 48V DC Unit

Figure 3-1. CDM-840 – Rear Panel View

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 109 110

Remote Router 1
Errata A 3
CDM-840 5
Table of Contents 7
Table of Contents MN-CDM840 10
Figures 11
PREFACE 13
Preface MN-CDM840 14
Low Voltage Directive (LVD) 15
Installation 15
Environmental 15
CE Mark 16
RoHS Compliance 16
Warranty Policy 17
Limitations of Warranty 17
Exclusive Remedies 18
Customer Support 19
Online Customer Support 19
Chapter 1. INTRODUCTION 21
1.2 Functional Description 22
Introduction MN-CDM840 23
1.3.3 Dimensional Envelope 25
1.3.4 Physical Features 26
1.3.4.1 Front Panel 26
1.3.4.2 Rear Panel 27
1.3.5 Data Interfaces 27
1.3.6 Verification 27
FAST System Theory 28
FAST Implementation 28
FAST Accessible Options 28
Hz range,100 Hz resolution 30
1.4.2 Regulatory Compliance 31
Chapter 2. INSTALLATION 33
2.2 Mounting 34
Installation MN-CDM840 35
Chapter 3. REAR PANEL 37
CONNECTOR 37
PINOUTS 37
3.2 IF Connections 38
3.2.1 Rx IF Connector 38
3.2.2 Tx IF Connector 38
3.4 Utility Connections 40
Chapter 4. FLASH UPGRADING 43
Flash Upgrading MN-CDM840 44
Chapter 5. ETHERNET 47
MANAGEMENT 47
5.3 SNMP Interface 48
5.4.2 User Login 49
5.4.3 Web Server Menu Tree 50
IMPORTANT 51
5.4.4.2 Home Pages 52
5.4.4.2.1 Home 52
5.4.4.2.2 Home 53
5.4.4.3 Admin Pages 54
5.4.4.3.1 Admin 54
5.4.4.3.2 Admin 55
5.4.4.3.3 Admin 56
5.4.4.3.4 Admin 57
5.4.4.4 Configuration Pages 58
GE Interface 60
Demodulator 61
Modulator 63
Add Static ARP 65
Delete Static ARP 65
Flush Dynamic ARPs 65
ARP Table (Edit) 65
Route Table (Edit) 67
Add New Route 67
Delete Route 67
Receive WAN Labels 68
, Max/Priority, or 71
QoS Rules Table 72
Add New QoS Rule 72
Delete Rule 73
LNB Control 75
5.4.4.5 Status pages 76
Ethernet Statistics 77
Mod Statistics 77
Demod Statistics 77
Clear Statistics 78
Clear QoS Counters 80
QoS Statistics 80
System Monitor 81
5.4.4.6 Utility pages 82
Save/Load Configuration 83
(FUTURE) Redundancy 83
BERT Config 83
BERT Monitor 84
System Reboot 84
Chapter 6. FORWARD ERROR 85
CORRECTION 85
6.2.1 Range of Data Rates 86
6.3 VersaFEC 86
(Short-block LDPC) 86
6.3.1 Range of Data Rates 88
Comtech VersaFEC® Codec 93
Rate 0.488 BPSK 93
Rate 0.533, 0.631, 0.706 94
Rate 0.642, 0.711, 0.780 95
Rate 0.731, 0.780, 0.829 96
Appendix A. FAST ACTIVATION 97
PROCEDURE 97
A.2.2 Record Serial Number 98
Appendix A MN-CDM840 100
Appendix B. REMOTE CONTROL 101
B.4 Packet Structure 102
B.4.1 Start of Packet 102
B.4.2 Target Address 103
B.4.3 Address Delimiter 103
B.4.4 Instruction Code 103
B.4.7 End of Packet 104
Appendix B MN-CDM840 105
B–5 105
B–6 106
B–7 107
B–8 108
METRIC CONVERSIONS 109
Units of Length 109
Temperature Conversions 109
Units of Weight 109
480 • 333 • 2200 PHONE 110
• 333 • 2161 FAX 110

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