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© Copyright 2008 7870 Interfacility Link Inst allation and User ’ s Guide.
This manual contains propriety and confiden tial information of Foxcom Reproduction, release to any third party, or any other unaut horized use, of an y information contained herein is expressly forbidden. The information contained in this document is believed to be accurate as of the time of going to press.
7870 Interfacility Link Insta llation and User’s Guide page i Foxcom proprietary information Table of Contents Important Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii Chapter 1 Introduction to the 7870 Interfacility Link .
page ii Document no. 93-005-35-C5 Figures Figure 1 Option Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Figure 2 7870T Transmitter Front and Rear Panel . . . . . . . . . .
Important Information 7870 Interfacility Link Insta llation and User’s Guide page iii Foxcom proprietary information Import ant Information Warranty and Repair Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii General Warranty .
Important Information page iv Document no. 93-005-35-C5 Returns In the event that it is necessary to return any product against above warranty, the following proc edure shall be followed: 1. Return authorization is to be received from Foxcom prior to returning any unit.
Important Information 7870 Interfacility Link Insta llation and User’s Guide page v Foxcom proprietary information Reporting Defect s The units were inspected before shipment and found to be free of mechanical and electrical defects. Examine the units for any damage which may have been caused in transit.
Important Information page vi Document no. 93-005-35-C5.
7870 Interfacility Link Insta llation and User’s Guide page 1 Foxcom proprietary information 1 Introduction to the 7870 Interfacility Link 1.1 Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.
1.1 Options page 2 Document no. 93-005-35-C5 1.1 Options The 7870 Interfacility Link comes with a variety of options: 1. 50 Ω Input/Output Impedance/BN C female connector; Standard impedance is 75 Ω /BNC, female connectors. 2. Standalone unit; The 7870 IFL can be installed as a standalone unit.
1.2 Product Drawings 7870 Interfacility Link Insta llation and User’s Guide page 3 Foxcom proprietary information 1.2 Product Drawings Figure 2 7870T T ransmitter Front and Re ar Panel Figure 3 7870.
1.3 Panel Descriptions page 4 Document no. 93-005-35-C5 1.3 Panel Descriptions On the Front Panel of the 7870 IFL units are two LEDs. Bot h LEDs should be on when the unit is in use.
1.4 Block Diagrams 7870 Interfacility Link Insta llation and User’s Guide page 5 Foxcom proprietary information 1.4 Block Diagrams Figure 4 7870T ransmitter Block Diagram Figure 5 7870R Re ceiver Bl.
1.4 Block Diagrams page 6 Document no. 93-005-35-C5.
7870 Interfacility Link Insta llation and User’s Guide page 7 Foxcom proprietary information 2 Inst allation Chapter 2 describes how to install the 7870 Interfacility Link units. Setting up the 7870E Transmitter/Receiver consists of: 2.1 Setting up the Transmitter .
2.1 Setting up t he Transmitter page 8 Document no. 93-005-35-C5 2.1 Setting up the T ransmitter 1. Place the 7870T in the 7180M Chassis. 2. Apply AC power to the chassis. The Power Supply and Laser LEDs should be lit. 3. Using an optical power meter, me asure the optical power .
2.2 Connecting the Fiber Optic Cable 7870 Interfacility Link Insta llation and User’s Guide page 9 Foxcom proprietary information 2.2 Connecting the Fiber Optic Cable Before connecting the cable: 1. The fiber optic cable must be either fusion spliced or connected via FC/APC connectors.
2.3 Setting Up the Receiver page 10 Document no. 93-005-35-C5 2.3 Setting Up the Receiver 1. Place the 7870R Receiver in any of the 7180M Cha ssis, unless a 2040 RF Switch is installed.
2.4 Poweri ng the IFL 7870 Interfacility Link Insta llation and User’s Guide page 11 Foxcom proprietary information 2.4 Powering the IFL • Transmitter power require ment: +14 VDC @ 200 mA • Receiver powe r requireme nt: +14 VDC @ 250 mA. • The Standalone Transmitter/Receiver is powered by a Foxcom supplied external DC power supply.
2.4 Po wering the IFL 7870 Interfacility Link Installation and User’s Guide page 12 Foxcom proprietary information 2.4.1 7180M Chass is The 7180M Chassis provides power to th e plug in units. The power s upply is a switching type. Each plu g-in regulates its own voltage.
2.5 Connecting the Back Panel Jumpers 7870 Interfacility Link Installation and User’s Guide page 13 Foxcom proprietary information 2.5 Connecting the Back Panel Jumpers On the rear panel of the 7180M Ba ck Panel are product sele ctors (JP1 to JP4). The 3 pin selectors (male) are the connecting point between the slots and the back panel.
2.5 Connecting the Back Panel Jumpers 7870 Interfacility Link Installation and User’s Guide page 14 Foxcom proprietary information 4. If the 2040 Switch is installed in Slot 5, place the JP 1 and JP2 jumpers on the lower two pins and the JP3 and JP4 jumpers on the higher two pins.
2.6 Alig ning the Fiber Optic Link 7870 Interfacility Link Insta llation and User’s Guide page 15 Foxcom proprietary information 2.6 Aligning the Fiber Optic Link The final step in installing the 7870 Interfacility Link is re-adjusting the Receiver Gain Control for unity gain.
2.6 Alig ning the Fiber Optic Link page 16 Document no. 93-005-35-C5.
3.1 7 870 Interfacility Link Specifications 7870 Interfacility Link Insta llation and User’s Guide page 17 Foxcom proprietary information 3 Product Specifications 3.1 7870 Interfacility Link Specifications . . . . . . . . . . . . . . . . . . . . . .
3.1 78 70 Interfacility Link Specifications page 18 Document no. 93-005-35-C5 Note If the link is between 100 - 500 meters, foxcom technicians will limit the output power to +2 dBm/1.6 mW. This information must be give n to Foxcom when order ing the link.
3.2 Model Dimensions 7870 Interfacility Link Insta llation and User’s Guide page 19 Foxcom proprietary information 3.2 Model Dimensions Figure 13 Uni t dimensions Figure 14 7810M Chassis Dimensions.
3.3 78 70 Interfacility Link Pinouts page 20 Document no. 93-005-35-C5 3.3 7870 Interfacility Link Pinout s 3.3.1 T ransmitter Pi nout Note If a 2380 Relay Adapter is installed RF and Optical Levels ar e measured together; the a larm indicates a pro blem in either the RF or O ptical Levels.
3.3 787 0 Interfacility Link Pinouts 7870 Interfacility Link Insta llation and User’s Guide page 21 Foxcom proprietary information 3.3.2 Receiver Pi nout s Note If a 2380 Relay Adapter is installed RF and Optical Levels are measured together; the alarm indicates a problem in either the RF or optical level s.
3.4 7180M Chassis Pinouts 7870 Interfacility Link Install ation and User’s Guide page 22 Foxcom proprietary information 3.4 7180M Chassis Pinout s The unit’s pins are found at the backplane of the 7180M chassi s. The 7180M chassis backplane in corporates eight slots.
3.4 7180M Chassis Pinouts 7870 Interfacility Link Insta llation and User’s Guide page 23 Foxcom proprietary information 3.4.1 7180M Alarm Connector Pin out s [J12] Pin No.
3.4 7180M Chassis Pino uts page 24 Document no. 93-005-35-C5 3.4.2 7180M Monitor Connector Pinout [J13] 3.4.3 7180M and Redundancy Switching The 2040 Switch provides optional 1:1 redundancy switching for all Foxcom Interfacility Links. I f the customer chooses to add redundancy switching to the link, th e pin connector jumpers need to be moved.
7870 Interfacility Link Insta llation and User’s Guide page 25 Foxcom proprietary information 4 T roubleshooting The 7870D Interfacility Link unit was tested before it left the factory. However if you are experiencing di fficulties see t he list below for possible solu tions.
page 26 Document no. 93-005-35-C5 T able 9 T roublesho oting the Receiver Problem Possible Cause 1. Lack of RF signal present at Receiver, yet optical power is functioning. If a spectrum analyzer or power meter is not available then use a DVM and adjust the gain control for RF signal strength (RSSI) so that the reading is > 0.
7870 Interfacility Link Installation and User ’s Guide page 27 Foxcom proprietary information Appendix 1 C leaning Fiber Optic Connections Appendix 1.1 Cleaning Proced ures for FC/APC Connectors ..................... .. 28 Appendix 1.2 Cleaning Proced ure for FC/APC Bulkhead Ports .
Appendix 1.1 Cleaning Procedures for FC/APC Connectors page 28 Document no. 93-005-35-C5 Appendix 1.1 Cleaning Proce dures for FC/APC Connectors Use a Kim Wipe to gently wipe the end face surface of the connector . Alternatively a Cletop automatic connector cleaner can be used.
Appendix 1.2 Cleaning Procedure for FC/APC Bulkhead Ports 7870 Interfacility Link Installation and User ’s Guide page 29 Foxcom proprietary information Appendix 1.2 Cleaning Procedure for FC/APC Bulkhead Port s Caution Clean the transmitter and receiver optical ports only when there is evide nce of contamination or reduced performance.
Appendix 1.2 Cleaning Procedure for FC/APC Bulkhead Ports page 30 Document no. 93-005-35-C5.
7870 Interfacility Link Installation and User ’s Guide page 31 Foxcom proprietary information Appendix 2 I nst alling a S t andalone Unit T o inst all the 7870 T- S T D o r 7870 R--STD Stan dalone: 1. Place the 7870 unit on the standalone flange, match ing the holes.
page 32 Document no. 93-005-35-C5.
7870 Interfacility Link Installation and User ’s Guide page 33 Foxcom proprietary information Appendix 3 T he 2380 Relay Adapter Appendix 3.1 Installing the 2380 Rela y Adapter ...... ...................... ........ 34 Appendix 3.1.1 Parts R equired for Installing the 2380 .
Appendix 3.1 Installing the 2380 Relay Adapter page 34 Document no. 93-005 -35-C5 Appendix 3.1 Inst alling the 2380 Relay Adapter Appendix 3.1.1 Part s Require d for Inst alling the 2380 •2380 Relay Adapter •Two pin guides •Four one-inch screws •Screw driver Appendix 3.
Appendix 3.1 Installing the 2380 Relay Adapter 7870 Interfacility Link Installation and User ’s Guide page 35 Foxcom proprietary information 5. Mount the four screws.
Appendix 3.2 2380 Dimensions and Front Panel Label page 36 Document no. 93-005 -35-C5 Appendix 3.2 2380 Dimensions and Front Panel Label Figure 28 2380 Dimensions Figure 29 2380 Fro nt Label.
Appendix 3.3 2380 Adapter Pinouts 7870 Interfacility Link Installation and User ’s Guide page 37 Foxcom proprietary information Appendix 3.3 2380 Adapter Pinouts Note Alarms in Pins 1 through 16 function if there is either an RF or Optical signals failure.
Appendix 3.3 2380 Adapter Pinouts page 38 Document no. 93-005 -35-C5 Figure 30 2380 Pin Nu mber T able 12 7180M Monitor Co nnector [J4] Pinout Pin # Functi on Name Slot No.
7870 Interfacility Link Installation and User ’s Guide page 39 Foxcom proprietary information Appendix 4 P inout Chart s and Diagrams Figures 31 through 36 give detailed pinout information for the 7180M chassis, the 238 0 Relay Adaptor and the 2040 RF Switch.
Document no. 93 -005-35-C5 pag e 40 Figure 31 St andard 718 0M and 7180M with 2380 Relay Adapter Pinout A1J1P9 P1 LNB1 P2 LNB2 P3 LNB3 P4 LNB4 P5 LNB5 P6 LNB6 P7 LNB7 P8 LNB8 A2J1P9 A3J1P9 A4J1P9 A5J1.
Document no. 93 -005-35-C5 pag e 41 Figure 32 7180M and 2040 RF Switch Pinout *LSRI Signal in a Tx Spare in an Rx **No LNB Signal in IF Links, or in L-Band Rx P7 LNB7 P8 LNB8 A7J1P9 A8J1P9 P9 GND 7180.
page 42 Document no. 93-005-35-C5 Figure 33 Pinout of 7180M Jump er with 2040 RF Switch in slots 2 and 5.
7870 Interfacility Link Installation and User ’s Guide page 43 Foxcom proprietary information Figure 34 Pinout of 7180M jumper with 2040 RF switch in slot 5.
page 44 Document no. 93-005-35-C5 Figure 35 Pinout of 7180M jumper with 2040 RF switch in slot 5.
7870 Interfacility Link Installation and User ’s Guide page 45 Foxcom proprietary information Figure 36 Pinout of 7180 jumper with transmitte r and receiver unit s only.
page 46 Document no. 93-005-35-C5.
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