Harris Constellation - DS1 Tributary Remote Loopback; Figure 5-3: DS1 Tributary Remote Loopback Test

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Constellation™ 2002 June 20

5-4

DS1 Tributary Remote Loopback

Customer test equipment is required for this test. This test loops back the signal

from the far end to the near end. See

Figure 5-3

From the Keypad, select

CONTROL >TRIB REMOTE LPBK

Figure 5-3: DS1 tributary remote loopback test

Transmitter

Assembly

HLM

Modem

ACU

Receiver

Assembly

Transmitter

Assembly

HLM

Modem

ACU

Receiver

Assembly

Local Terminal

Remote Terminal

Signal loopback

at DS1 level

M12

Unit

Customer

test set

M12

Unit

Main Page

Default Chapter5
- Table of Contents5
Customer Service19
- Contact Information19
Chapter 1, Introduction21
- About this Manual21
- Notices21
- Related Publications22
- The Constellation Radio22
  - Narrow/Medium Capacity Radio23
  - High Capacity Radio23
- Physical Description23
- Shelf Configurations25
- Figure 1-2: Narrow/Medium Capacity, Nonprotected Terminal25
- Figure 1-3: Narrow/Medium Capacity, Nonprotected Tx, SD Rx Terminal26
- Figure 1-4: Narrow/Medium Capacity, Protected Terminal (HS, FD, and SD Rx)26
- Figure 1-5: Narrow/Medium Capacity, Nonprotected Repeater27
- Figure 1-6: Narrow/Medium Capacity, Protected Repeater28
- Figure 1-7: High Capacity, 2Xds3 + 28 DS1 Terminal31
- Tributary Configuration32
- System Features33
- Network Management and Control36
  - Network Management Interfaces36
  - Craft Interface36
Chapter 2, General Information37
- Safety Warnings37
  - Personal Safety38
  - Equipment Safety39
- Regulatory Compliance (USA)40
  - FCC Title 47, Part 10140
  - FCC Part 15 Emission Requirements40
Chapter 3, Site Preparation41
- Power Source41
- Equipment Rack Location41
- Equipment Inspection41
  - Unpacking Procedure42
Chapter 4, Installation and Commissioning43
- Introduction43
  - FCC Requirements43
  - Data and Records43
- Precaution44
- Recommended Tools and Test Equipment44
  - Customer-Supplied Tools44
  - Recommended Test Equipment for Installation and Maintenance44
  - Table 4-1: Customer-Supplied Tools44
  - Table 4-2: Recommended Test Equipment45
- Circuit Breakers46
- Grounding Recommendations46
- Table 4-3: Recommended Circuit Breaker Sizes for Constellation Radio Terminal Only46
- Monitoring Recommendations47
  - Monitoring the Reference Frequency47
  - UBER Measurement47
- Summary of the Installation Procedures48
- Turning on the Radio48
- Table 4-4: Installation Procedures48
- Table 4-5: Turn-On Procedures48
- Summary of the Terminal Test49
- Table 4-6: Terminal Test Procedures49
- Summary of the Hop Test50
  - Network Element Address50
  - Table 4-7: Aligning the Antenna Procedure50
  - Table 4-8: Hop Test Procedures50
- Detailed Installation Procedures51
  - Figure 4-1: Constellation Radio, Front View51
  - Figure 4-2: Door Latch52
  - Figure 4-3: Door Straps52
  - CAN Connector53
    - Terminal53
    - Repeater53
  - Interconnection Cabling54
- Detailed Turn-On Procedures64
- Figure 4-14: Constellation Backplane, Terminal64
- Figure 4-15: Fuse Panel, Repeater64
- Detailed Terminal Test65
- Figure 4-16: Transmitter Assembly, Front View67
- Figure 4-17: Receiver Assembly, Front View69
- Figure 4-18: Location of the Transmit Monitor Port71
- Table 4-14: Power at Antenna Flange, NP Configuration71
- Table 4-15: Power at Antenna Flange, MHSB Configuration72
- Aligning the Antenna74
- Figure 4-19: RSL Measurement75
Chapter 5 , Loopbacktesting77
- Introduction77
- Precautions77
- Loopback Procedures78
- Tributary BER Test87
- Figure 5-10: BER Testing of a 3Xds3 System with Add-Drop Configuration87
- HLM-155 Electrical Interface88
Chapter 6 , Configuringtheconstellationradio89
- SYSTEM from the CONFIGURATION Submenu89
- ADM from the CONFIGURATION Submenu94
  - Configuring the Add-Drop in a Repeater94
  - For each M12 Unit Pair, Select94
    - Table 6-5: ADM for Narrow/Medium Capacity Radios94
    - 3Xds3 Terminal95
- TRIBUTARIES from the CONFIGURATION Submenu95
- Table 6-6: ADM for High Capacity Radios95
- Table 6-7: TRIBUTARIES Submenu95
- RELAYS from the CONFIGURATION Submenu97
- Table 6-8: RELAYS Submenu97
- Configuring the SERVICE CHANNEL98
- Network Management100
Chapter 7 , Configuringthehigh Levelmux101
- Overview101
- Thru Timed101
- SOURCE Timed102
  - Source Timed Configurations102
Chapter 8 , Ip C Ommunicationstackandip a Pplications103
- TCP/IP-To-Netcom Connectivity103
- Protocol Layers104
- Figure 8-1: Constellation TCP/IP-To-Netcom Connectivity104
- IP Routing105
- Figure 8-2: Protocol Layers105
- Community ID106
- Network Management Submenu106
Chapter 9, Routine Maintenance113
- Routine Observances113
- FCC Requirements113
- Monitoring Recommendations114
  - Monitoring the Reference Frequency114
  - UBER Measurement114
- General Measurements Procedure115
  - Transmitter Frequency Measurement115
  - Transmitter Power Measurement117
- Receiver Assembly Measurement122
Chapter 10, System Software Upgrades125
- Obtaining New Software125
- Downloading New Software125
- Rebooting Software134
Chapter 11, Troubleshooting Guidelines137
- Introduction137
- Harris Premier Customer Web Site137
- Things to Do First138
- Diagnosing Alarm Messages139
- Simultaneous Replacement of Modules139
- LED Indicators139
- Table 11-1: LED Indicators140
- Figure 11-1: Constellation Radio Alarm Path142
- Glossary of Alarms143
Chapter 12, Field -Replaceable Units151
- Precautions151
- Tools and Test Equipment153
- General Procedures153
- Fan Assembly155
- Radio Frequency Section158
- Signal Processing Section173
- High Level 155 Mux (HLM-155)178
- High Level 3XDS3 Mux (HLM-3XDS3)179
- Service Channel181
- SPU Controller182
- M12 Unit183
Chapter 13 , Customerservice& Warrantyi Nformation.13-1187
- Warranty and Product Support187
- Ordering Parts or Spares187
  - Order Spare Parts Online188
- Repair and Return188
- Technical Support191
- Customer Training192
- Standard Product Warranty Terms193
- Limitation of Damages194
- Figure A-1: Constellation to Constellation195
- Figure A-2: Constellation to Megastar196
- Figure A-3: Constellation to Microstar197
- Figure A-4: Constellation to Quadralink197
- Figure A-5: Constellation to DVS II Orderwire198
- Figure A-6: Constellation to CAU, DVA Alarm Unit, and DVMUX198
Appendix A, Wiring Specifications199
- Customer Access Areas199
- Constellation 155 and 3Xds3 Customer Interface207
Appendix B, Keypad Menu Tree211
- Introduction211
- Keypad or VT-100 Terminal Emulator211
- Keypad213
- Menu Format215
- The Menu Tree215
Appendix C, Multiplier-Filter Table223
- Multiplier-Filter Table223
- Table C-1: Multiplier-Filter Table223
- LO MON Frequency Calculation224
Appendix D, Service Channel225
- Loop System225
- Loop System Configurations226
- Customer Setup232
Appendix E, Harris Part -Numbering System233
- Introduction233
- Part-Numbering Scheme233
  - 12-Digit Part Number234
  - SD Part Number234
Appendix F, Forms235

Harris Constellation - DS1 Tributary Remote Loopback; Figure 5-3: DS1 Tributary Remote Loopback Test

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