Foxconn Interfacility Link 7870 User's Manual
Contents
1. Green Input level is within 3 dB of specification level is 2 to 28 dBm Amber Input level exceeds maximum recommended level by 3 dB or more level is gt 2 dBm Off Input level is below minimum recommended level by 3 dB or more level is lt 28 dBm Table 1 7870T Transmitter LEDs LED Name LED Function Opt Indicates if the optical input power is above the minimal level gt 3 dBm RF Indicates RF signal level Green Input level is within 3 dB of specification level is 2 to 28 dBm Amber Input level exceeds maximum recommended level by 3 dB or more level is gt 2 dBm Off Input level is below minimum recommended level by 3 dB or more level is lt 28 dBm Table 2 7870R Receiver LEDs page 4 Document no 93 005 35 C5 1 4 Block Diagrams 1 4 Block Diagrams pi f Power amp Monitors RF S reane Optical Power amp r Temperature Control f Xe j Figure 4 7870Transmitter Block Diagram i p Nig f Bias amp Optical Power Power amp Monitors Monitor Output Photodiode gt Post amp Se i Figure 5 7870R Receiver Block Diagram 7870 Interfacility Link Installation and User s Guide page 5 Foxcom proprietary information 1 4 Block Diagrams page 6 Document no 93 005 35 C5 2 Installation Chapter 2 describes how to install the 7870 Interfacility Link units Setting up the 7870E Tran2. 0 00 cette es 36 Figure 29 2380 Front Label i ic ceed ees sni car ered ote cia id eee oe ea ad 36 Figure 30 2380 PiniNUMBGl e 2 ony etc cdot is een eae SG Gk een ee eek ode oe ae 37 Figure 31 Standard 7180M and 7180M with 2380 Relay Adapter Pinout 40 Figure 32 7180M and 2040 RF Switch Pinout 0 0 eee eee 41 Figure 33 Pinout of 7180M Jumper with 2040 RF Switch in slots 2and5 42 Figure 34 Pinout of 7180M jumper with 2040 RF switch inslot5 0 00005 43 Figure 35 Pinout of 7180M jumper with 2040 RF switch inslot5 00005 44 Figure 36 Pinout of 7180 jumper with transmitter and receiver units only 45 Tables Table 1 7870T Transmitter LEDs 0 tenes 4 Table 2 7870R Receiver LEDS tk ie ee ee ee ne eee 4 Table 3 7870 Interfacility Link Specifications 0 0 c eect eee 17 Table 4 7870T Transmitter Pinout ioone craneae aau ennd ua a EURA ata E a a at 20 Table 5 7870R Receiver Pinout 0 00 ents 21 Table 6 7180M Alarm Connector J12 Pinouts 2 0 0 eee eae 23 Table 7 7180M Monitor Connector J13 Pinout 2 2 0 eee 24 Table 8 Troubleshooting the Transmitter 0 0 000 c eee 25 Table 9 Troubleshooting the Receiver 0000 ccc ee eae 26 Table 10 Cleaning materials n annada 0 cette 27 Table 11 2380 Alarms Pinouts J2 0 0 c eee eee 36 Table 12 7180M Monitor Connector J4 Pinout 2
3. of the 7180M are reserved for the switch es Apply AC power to the chassis The Power Supply s LED should be lit Using an optical power meter measure the optical power coming to the Receiver from the fiber optic cable The power levels of the Receiver should be the power level measured at the Transmitter minus the fiber loss Alternatively use a DVM to measure the voltage at pins J13 P9 through J13 P16 for the slot being measured See Table 5 7870R Receiver Pinout on page 21 for details regarding J13 pinouts 7180M Rackmount The voltage level should be 1 V for each 1 mW measured at the Receiver input at pin 5 of the 9 pin connector standalone On the rear panel connect the coax cable to the RF Output Connector Adjust the Gain Control Potentiometer to give the desired output power Using a small screw driver turn the potentiometer located on the front panel to increase or decrease the gain Notes 1 The potentiometer is 10 turn potentiometer e To increase the gain turn the gain control clockwise e To decrease the gain turn the gain control counterclockwise For more information see 2 6 Aligning the Fiber Optic Link on page15 If the LED is not lit see Chapter 4 Troubleshooting on page 25 Fiber loss is defined as attenuation km x length km of the fiber optic cable 0 5 dB x number of connectors For example if a signal with an optical wavelength of 1310 nm is transmitted over a link
4. Note To prevent contamination the optical ports should be connected or covered with a dust cap at all times Use dry air or nitrogen only 7870 Interfacility Link Installation and User s Guide page 29 Foxcom proprietary information Appendix 1 2 Cleaning Procedure for FC APC Bulkhead Ports page 30 Document no 93 005 35 C5 Appendix 2 Installing a Standalone Unit To install the 7870T STD or 7870R STD Standalone 1 Place the 7870 unit on the standalone flange matching the holes 2 Using four screws 4 or 6 secure the unit and the flange to the wall 3 Apply AC power to the standalone power supply unit 4 Connect the 7870 unit to the power supply The Laser LED should be lit All remaining steps are the same as in the product manual See sections 2 1 Setting up the Transmitter on page8 and 2 3 Setting Up the Receiver on page10 7870 Interfacility Link Installation and User s Guide Foxcom proprietary information page 31 page 32 Document no 93 005 35 C5 Appendix 3 The 2380 Relay Adapter Appendix 3 1 Installing the 2380 Relay Adapter ccsssesseeseeeees 34 Appendix 3 1 1 Parts Required for Installing the 2380 nenene 34 Appendix 3 1 2 Mounting the the 2380 Relay Adapter cccscseeeeeeeeeeeteeeeees 34 Appendix 3 2 2380 Dimensions and Front Panel Label 2 36 Appendix 3 3 2380 Adapter Pinouts cccceceeesseeeeeeceeeeeeeeeeeeeeeee
5. 2 The RF LED is not lit 3 RFLEDilluminated with no input signal a No DC power to the unit Possible power supply problem or AC power input problem Check the power supply fuse b Verify LSRI monitor is between 4 2 and 4 8VDC If not laser may have overheated Disconnect power or remove plug and allow to cool Try again with better airflow c If an optical power meter is avail able measure the optical power out of the transmitter The power should between 0 5 mW 3 dBm If an optical power meter is not avail able use another receiver to deter mine if there is optical power emerging from the transmitter use a 5 meter jumper cable If there is no optical power then the transmit ter unit is malfunctioning If any or all the above are not within the guidelines the transmitter unit is faulty The input signal is less than 28 dBm verify RF signal strength RSSI is lt 0 2 VDC See Table 4 7870T Transmitter Pinout on page 20 Even if slightly out of range the unit may still function although it will register an alarm condition Unit may be receiving stray RF pick up Solution provide RF input or use necessary termination input 7870 Interfacility Link Installation and User s Guide Foxcom proprietary information page 25 Table 9 Troubleshooting the Receiver Problem Possible Cause 1 Lackof RF signal Ifa spectrum analyzer or power meter present at Receiver is not available th
6. Pinouts J13 Pinouts J12 Pinouts J11 A1J1P4 P1 RSSI1 A1J1P7 Not functional in this setup Not functional in this setup Not functional in this setup A3J1P4 P3 RSSI3 A4J1P4 P4 RSSI4 Not functional in this setup Not functional in this setup A4J1P7 Not functional in this setup Not functional in this setup Not functional in this setup A7J1P9 P7 LNB7 A8J1P9 P8 LNB8 A6J1P4 P6 RSSI6G P7 RSSIZ A8J1P4 P8 RSSI8 A1J1P5 P9 PDI1 P10 Local Remote Slo A3J1P5 P11 PDIZ A4J1P5 P12 PDI4 A5J1P5 P13 Local Remote Sloi A6J1P5 P14 PDIG A7J1P5 P15 PDIZ A8J1P5 P16 PDI8 A1J1P6 P17 LSRI1 P18 Remote Control A B Slot 2 A3J1P6 P19 LSRI3 A4J1P6 P20 LSRI4 A5J1P6 P21 Remote Control A B Slot 5 A6J1P6 P22 LSRI6 A7J1P6 P23 LSRIZ A8J1P6 P24 LSRI8 P25 GND A7J1P7 A8J1P7 A1J1P8 A3J1P8 A4J1P8 A6J1P8 A7J1P8 A2J1P2 P17 Swtich Failure Slot 2 A5J1P2 P18 Swtich Failure Slot 5 Not functional in this setup Not functional in this setup A5J1P8 P21 SPSNOP A6J1P8 P22 SPSCOM A7J1P8 P23 MPSNOP 7A8J1P8 P24 MPSCOM P25 GND LSRI Signal in a Tx Spare in an Rx No LNB Signal in IF Links or in L Band Rx Rx A1 J1 RX 2040 Switch Tx Rx P1 15VDC A3 J1 7 P115VDC A5 J1 A7 J1 J12P18 P2 14VDC P2 14VDC P4 Chan B RSSI P3 O Ring P3 O Ring P5 Local Remote J13P13 P6 Remote Control A B J13P21 P4 Chan A RSSI P8 Chan A Optical Alarm P9 Chan B Optical Alarm P6 14VDC P6 14VDC P7 PSAlar
7. 10 kilometers long which had two connectors the loss would be 0 4 dB km x 10 km 0 5 dB x 2 5 0 dB page 10 Document no 93 005 35 C5 2 4 Powering the IFL 2 4 Powering the IFL Transmitter power requirement 14 VDC 200 mA Receiver power requirement 14 VDC 250 mA The Standalone Transmitter Receiver is powered by a Foxcom supplied external DC power supply e The Rackmount Transmitters Receivers are plugged into the rackmount chassis The chassis can accept and power up to eight units Note At temperatures below10 C the Transmitter s internal heater will require an additional 100 mA The Transmitter s total power requirement will then be 300 mA Caution Ensure that there is a good airflow around the chassis rackmount 7870 Interfacility Link Installation and User s Guide page 11 Foxcom proprietary information 2 4 Powering the IFL 2 4 1 7180M Chassis The 7180M Chassis provides power to the plug in units The power supply is a switching type Each plug in regulates its own voltage The power supply provides 14 VDC stable AC input 100 240 VAC Units can be plugged in hot standby Slot8 Slot7 Slot6 Slot5 Slot4 Slot3 Slot2 Slot 1 E OX REKERER E KEREERE E CEEERER A KEEEEEE CEEEEEE FOXCOM a omon OF Gwetete Werwees JP4 JP 7180M Chassis we eee SN tow wy TORI Tere f Qtek Tere wr POOSHCOODODDDDOOO OO oloocooooOOfoDO OOOO DloC oO ODO
8. E EERE CREEK Foxcom Foxcom Foxcom Foxcom Foxcom Module Module Module Module Module F OXC oO Mo aa TT A Oiwimiaw OF OnEParw MeTworee JP4 JP3 s JP2 J LNB 7180M Chassis sw J f sw sw Faw m sw sw swf sw S N sessososoeose TURx PTR eRe I Tet TR TTR Txt ETOR YT v Figure 17 7180M Chassis rear view Figure 18 7180M Chassis Pin numbers 3 In the 7870 the J11 connector is inoperative 7870 Interfacility Link Installation and User s Guide page 22 Foxcom proprietary information 3 4 7180M Chassis Pinouts 3 4 1 7180M Alarm Connector Pinouts J12 Pin No Function Name Slot No 1 RF Alarm RfAlm1 1 2 RF Alarm RfAlm2 2 3 RF Alarm RfAlm3 3 4 RF Alarm RfAlm4 4 5 RF Alarm RfAlm5 5 6 RF Alarm RfAlm6 6 7 RF Alarm RfAlm7 7 8 RF Alarm RfAlm8 8 9 Optical Alarm OptAlm1 1 10 Optical Alarm OptAlm2 2 11 Optical Alarm OptAlm3 3 12 Optical Alarm OptAlm4 4 13 Optical Alarm OptAlm5 5 14 Optical Alarm OptAlm6 6 15 Optical Alarm OptAlm7 7 16 Optical Alarm OptAlm8 amp 8 17 18 19 20 21 Standby Power Supply SPSNOP 22 Standby Power Supply SPSCOM 23 Main Power Supply MPSNOP 24 Main Power Supply MPSCOM 25 Chassis Ground GND Table 6 7180M Alarm Connector J12 Pinouts 7870 Interfacility Link Installation and User s Guide page 23 Foxcom proprietary information 3 4 7180M Chassis Pinouts 3 4 2 3 4 3 7180M Monitor Connector Pinout J13 Pin Function Name 1 RSSI Monitor RSSI 1 2 RSSI Monit
9. OIODOD OOO Oooo COO OOLODD009000 00000000 00000009 Figure 7 7180M Chassis Rear View 7870 Interfacility Link Installation and User s Guide page 12 Foxcom proprietary information 2 5 Connecting the Back Panel Jumpers 2 5 Connecting the Back Panel Jumpers On the rear panel of the 7180M Back Panel are product selectors JP1 to JP4 The 3 pin selectors male are the connecting point between the slots and the back panel One pin is for the transmitter receiver Tx Rx one is for the optional 2040 1 1 Redundant Switch and one is for the 7180M A 2 pin jumper female is placed on the relevant pins to complete the connection between the 7180M and the units For example if a 2040 Switch is being used the jumper is placed on the Switch 7180M pins To connect the jumpers 1 Each jumper has two sets of pins upper and lower The upper pins are labeled SW Switch and the lower pins Tx Rx 2 Ifthe 7180M has Tx or Rx units only place all jumpers on the lower two pins JP4 JP3 LNB gt JP2 JP1 sw m sw sw p sw J11 sw Osw sw p sw TWRx TXIRx Tx Rx mIwRx Tx Rx WMIXRx Tx Rx TxRx Figure 8 Jumper Installation Tx and Rx only 3 Ifthe 2040 Switch is installed in Slot 2 place the JP1 and JP2 jumpers on the higher two pins and the JP3 and JP4 jumpers on the lower two pins JP4 JP3 LNB gt JP2 JP1 sw m sw sw p sw J11 E sw sw a SW TWRxE TXRx Tx Rx TRX DTWRx TxRx DITx Rx Figure 9 Jumper Installation 2040 Switc
10. Relay Adapter on page 33 Note Ifa 2380 Relay Adapter is installed RF and Optical Levels are measured together the alarm indicates a problem in either the RF or Optical Levels 7870T Transmitter 9 Pin D Type Male Connector 15V Power Not Used Power Ground RF Signal Strength Monitor Laser Photodiode Current Monitor Laser Current Monitor RF Alarm Low Fail LSR Alarm High OK External Pull up Laser Not Used Required Alarm Low Fail High OK External Pull up Vf Required Sink Current 30 mA Sink Current 30 mA Figure 15 7870T Transmitter pinout page 20 Document no 93 005 35 C5 3 3 7870 Interfacility Link Pinouts 3 3 2 Receiver Pinouts Standalone 9 Pin 7180M Chassis 2380 Relay Connector Backplane Adapter J14 Connector Connector Name Description 1 14V Power 350 mA 2 Spare Not Used 3 J11 P9 J4 P25 GND Chassis Ground J12 P25 J13 P25 4 J13 P1 to J13 P8 J4 P1 to J4 P8 RSSI RF signal strength indicator range 0 2 10 V 5 J13 P9 to J13 P16 J4 P9 to J4 P16 PDI Indicates input optical power 1 V 1 m optical power 6 Spare Not used 7 J12 P1 to J12 P8 J2 P1 P2 RFA RF Alarm Open collector P3 P4 P5 P6 interface Sinks current P7 P8 P9 P10 when RF level is low up P11 P12 to 30 mA P13 P14 P15 P16 8 J12 P9 to J12 P16 See note below OPTA Optical Alarm Open Collector Interface Sinks current at low optical up to 3
11. caused problems or out of warranty conditions etc 3 Repaired products are warranted for the balance of the original warranty period or at least 90 days from date of shipment Limitations of Liabilities Foxcom s liability on any claim of any kind including negligence for any loss or damage arising from connected with or resulting from the purchase order contract quotation or from the performance or breach thereof or from the design manufacture sale delivery installation inspection operation or use of any equipment covered by or furnished under this contact shall in no case exceed the purchase price of the device which gives rise to the claim EXCEPT AS EXPRESSLY PROVIDED HEREIN FOXCOM MAKES NO WARRANTY EXPRESSED OR IMPLIED WITH RESPECT TO ANY GOODS PARTS AND SERVICES PROVIDED IN CONNECTION WITH THIS AGREEMENT INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE FOXCOM SHALL NOT BE LIABLE FOR ANY OTHER DAMAGE INCLUDING BUT NOT LIMITED TO INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH FURNISHING OF GOODS PARTS AND SERVICE HEREUNDER OR THE PERFORMANCE USE OF OR INABILITY TO USE THE GOODS PARTS AND SERVICE The Company s exclusive warranty and the remedy provided for breach thereof shall not apply to 1 Any Product used or operated other than pursuant to the Company s written instructions 2 Damage or deficiencies resulti
12. free nonabrasive materials Swabs should have a tightly wrapped tip and be talcum free For removing dust from receptacles a canned compressed gas is recommended Do not use commercial compressed air because of risk of contamination 7870 Interfacility Link Installation and User s Guide page 27 Foxcom proprietary information Appendix 1 1 Cleaning Procedures for FC APC Connectors Appendix 1 1 Cleaning Procedures 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 Figure 19 Wiping the connector with a Kim wiper Figure 20 Wiping the connector with a Kim wiper 2 page 28 Document no 93 005 35 C5 Appendix 1 2 Cleaning Procedure for FC APC Bulkhead Ports Appendix 1 2 Cleaning Procedure for FC APC Bulkhead Ports Caution Clean the transmitter and receiver optical ports only when there is evidence of contamination or reduced performance Appendix 1 2 1 Swab Method Using a clean fiber optic cleaning swab gently wipe out the optical port Discard the swab after use Figure 21 Cleaning the Optical Port Figure 22 Cleaning the Optical Port 2 Appendix 1 2 2 Compressed Air Method Using the extension tube of the compressed air blow into the port to remove any dust or debris Do not allow the tube to touch the bottom of the port Do not use commercial compressed air due to potential oil contamination
13. no 93 005 35 C5 3 2 Model Dimensions 3 2 Model Dimensions 0 06 Figure 13 Unit dimensions 7 7 19 e a a Slot Slot Slot Pr _ 0 12 mE 2 0 FRONT VIEW 18 2 REAR VIEW Figure 14 7810M Chassis Dimensions 7870 Interfacility Link Installation and User s Guide page 19 Foxcom proprietary information 3 3 7870 Interfacility Link Pinouts 3 3 7870 Interfacility Link Pinouts 3 3 1 Transmitter Pinout Standalone 7180M 9 Pin Chassis 2380 Relay Connector Backplane Adapter J13 Connector Connector Name Description 1 14V Power 200 mA max gt 10 C 2 Spare Not Used 3 J11 P9 J12 P25 J4 P25 GND Chassis Ground J13 P25 4 J13 P1 to J13 P8 J4 P1 to J4 P8 RSSI RF signal strength indicator range 0 2 10 V 5 J13 P9 to J4 P9 to J4 P16 PDI Indicates laser optical power J13 P16 range 4 2 to 4 8 6 J13 P17 to J4 P17 to J4 p24 LSRI Indicates Laser Bias J13 P24 Range 7 J12 P1 to J12 Pg J2 P1 P2 RFA RF Alarm Open collector P3 P4 P5 P6 interface Sinks current when P7 P8 P9 P10 RF level is low up to 30 mA P11 P12 P13 P14 P15 P16 8 J12 P9 to See note below OPTA Optical Alarm Open Collector J12 P16 Interface Sinks current at low optical up to 30 mA 9 J11 P1 to J11 P6 Spare Not used Table 4 7870T Transmitter Pinout 1 300 ma below 10 C 2 If the 2380 Relay Adapter is installed the alarms are dry contact See Appendix 3 The 2380
14. 0 0 eee 37 page ii Document no 93 005 35 C5 Important Information Important Information Warranty and Repair Policy 0 0 0 cece ete eee iii General Warranty erreurs nee har heey Meas Mia goes Bel iii Specific Product Warranty Instructions 0 0 00 e ee eee iii RREUUINS rs eet awe ete en ea ae oe eaten oS gee eee iv Limitations of Liabilities 0 0 0 00 000000000 eee iv Reporting Detects rencr ee ees oe Pek Ne PLE oo eek eee v Preca tionS s i ereraa en n n a we EAE Ao ee eae e okt v Personal Satety anren onr trie a Me ae ee a aoe oe tae v Equipment Satety e Aee a E etek ne E ee ee ed v Warranty and Repair Policy Foxcom performs testing and inspection to verify the quality and reliability of our products Foxcom uses every reasonable precaution to ensure that each unit meets specifications before shipment Customers are asked to advise their incoming inspection assembly and test personnel as to the precautions required in handling and testing our products Many of these precautions are to be found in this manual The products are covered by the following warranties General Warranty Foxcom warrants to the original purchaser all standard products sold by Foxcom to be free of defects in material and workmanship for 24 months from date of shipment from Foxcom During the warranty period Foxcom will repair or replace any product that Foxcom proves to be defective This warranty does no
15. 0 mA 9 Spare Not used Table 5 7870R Receiver Pinout 1 If the 2380 Relay Adapter is installed the alarms are dry contact See Appendix 3 The 2380 Relay Adapter on page 33 Note Ifa 2380 Relay Adapter is installed RF and Optical Levels are measured together the alarm indicates a problem in either the RF or optical levels 7870R Receiver 9 Pin D Type Male Connector 15V Powe Not Used RF Signal Strength Monitor Optical Power Monitor Not Used RF Alarm Low Fail High OK External Pull up Required Sink Current 30 mA Not Used Low Fail High OK External Pull up Required Sink Current 30 mA Figure 16 7870R Receiver pinout Caution When monitoring the voltage outputs use only a high resistance DVM 7870 Interfacility Link Installation and User s Guide page 21 Foxcom proprietary information 3 4 7180M Chassis Pinouts 3 4 7180M Chassis Pinouts The unit s pins are found at the backplane of the 7180M chassis The 7180M chassis backplane incorporates eight slots Pinouts from the 9 pin connector at each slot are sent through the backplane assembly to the two 25 pin D connectors J12 and J13 and one 9 pin connector J11 Any monitor voltages to be measured may be done between the chassis ground and the required pin For more information about pinouts see Appendix 4 Pinout Charts and Diagrams on page 41 Slot8 Slot7 Slot6 SlotS Slot4 Slot3 Slot2 Slot 1 E E E E E
16. 7180M LNB Powering Connector Connector Connector Pinouts J4 Pinouts J12 Pinouts J2 Pinouts J11 Pinouts J13 A1J1P9 A1J1P7 A1J1P4 A5J1P9 A6J1P9 A8JiP4 AiJiP5 A2JiP5 A4J1P5 P12 PDI4 ASJIP5 P13 PDIS A6J1P5 P14 PDI6 P15 PDI7 A8JiP5 P16 PDI8 AiJiP6 P17 LSRI1 P18 LSRI2 P19 LSRI3 AiJiP6 P20 LSRI4 AiJiP6 P21 LSRIS P22 LSRI6 P23 LSRI7 AiJiP6 P24 LSRI8 P25 GND P23 Main PSA P24 Spare PSA P25 PSCOM LSRI Signal in a Tx Spare in an Rx No LNB Signal in IF Links or in L Band Rx Tx Rx Tx Rx Tx Rx Tx Rx A1 J1 P115VDC A3 J1 A5 J1 P115VDC A7 J1 P115VDC P4 RSSI5 P5 PDI5 J13P13 P6 LSRI5 Spare J13P21 P7 RFAIm5 P8 OptAlm5 J12P13 P9 LNB5 P4 RSSI7 J13P7 P5 PDI7 J13P15 P6 LSRI7 Spare J13P23 P6 14VDC P6 14VDC P7 RFAIm7 J12P7 P7 PSAlarm P7 PSAlarm P8 OptAlm7 J12P15 P8 Spare P8 Spare P9 LNB1 P9 LNB7 P9 LNB3 Tx Rx Tx Rx poe Tx Rx Unit A1 A2 J1 A4 J1 A8 J1 PT15VDC Unit A2 Unit A3 P4 RSSI8 J13P8 Unit A4 P5 PDI8 J13P16 P6 LSRI8 Spare J13P24 Unit A5 P7 RFAlm8 J12P8 Unit A6 P8 OptAlms J12P16 Unit A7 Unit A8 PS 1 A9 PS 2 A10 P4 RSSI6 J13P6 P5 PDI6 J13P14 P6 LSRI1 Spare P22 P7 RFAIm6 J12P6 P8 OptAlm6 J12P14 P9 LNB6 P8 OptAlm4 J12P12 P9 LNB4 P9 LNB2 P9 LNB8 Figure 31 Standard 7180M and 7180M with 2380 Relay Adapter Pinout Document no 93 005 35 C5 page 40 7180M Monitor Connector 7180M Alarm Connector 7180M LNB Powering Connector
17. 7870 Transmitter Receiver im ar pe Signal a Generator Power Meter Figure 12 Fiber Optic Alignment Setup 7870 Interfacility Link Installation and User s Guide page 15 Foxcom proprietary information 2 6 Aligning the Fiber Optic Link page 16 Document no 93 005 35 C5 3 1 7870 Interfacility Link Specifications 3 Product Specifications 3 1 7870 Interfacility Link Specifications 0 eee eee 17 3 2 Model Dimensions 0 0c eee eee eee 19 3 3 7870 Interfacility Link Pinouts 0c eee 20 3 3 1 Transmitter Pinout 0 2 0 eee 20 3 3 2 Receiver Pinouts serso ereer cenaa eiie pikaa bee bee ee eee 21 3 4 7180M Chassis Pinouts 0 0 00 cece eee eee 22 3 4 1 7180M Alarm Connector Pinouts J12 0002000000 23 3 4 2 7180M Monitor Connector Pinout J13 0 2 0 0 00 eee eee 24 3 4 3 7180M and Redundancy Switching 000022 eee eee 24 3 1 7870 Interfacility Link Specifications RF Specifications Frequency range 10 200 MHz Flatness 10 200 MHz unity gain 0 4 dB typical Flatness 36 MHz 0 2 dB max CNR 45 dB 36 MHz Noise Figure 50 Q unity gain 1 dB optical loss 28 dB typical unity gain 8 dB optical loss 35 dB typica Noise Figure 75 Q unity gain 1 dB optical loss 30 dB typical unity gain 8 dB optical loss 37 dB typica OIP3 10 dBm in 0 dBm out 24 dBm Group delay variation 20 200 MHz lt 1 nSec Input o
18. 80M Rackmount Standalone At pin 6 of the 9 pin connector Standalone The signal level should be 4 5 0 3VDC 4 On the rear panel connect the coax cable to the RF Input Connector The RF LED should be lit 5 On the rear panel connect the fiber optic cable to the Optical Connector Note If either LED is not lit see Chapter 4 Troubleshooting on page 25 Caution When monitoring the voltage outputs use only a high resistance DVM page 8 Document no 93 005 35 C5 2 2 Connecting the Fiber Optic Cable 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 Wipe the connector with a lint free cotton cloth 3 Note the polarity key of the optical connector before inserting To connect the cable 1 Line Up the Polarity Key t m lt Mm FC APC l 2 Insert the connector p m Hq cee Si 3 Tighten the connector EE E t w Caution Do not apply any glue silicon adhesive or any other material to the fiber optic connector 7870 Interfacility Link Installation and User s Guide page 9 Foxcom proprietary information 2 3 Setting Up the Receiver 2 3 1 Setting Up the Receiver Place the 7870R Receiver in any of the 7180M Chassis unless a 2040 RF Switch is installed See Figure 7 7180M Chassis Rear View on page 12 Note Ifa 2040 RF Switch es is being installed then slots 2 and or 5 2 3
19. Monitor RSSI Monitor RSSI Monitor RSSI Monitor RSSI Monitor RSSI Monitor PDI Monitor PDI Monitor PDI Monitor PDI Monitor PDI Monitor PDI Monitor PDI Monitor PDI Monitor LSRI Monitor LSRI Monitor LSRI Monitor LSRI Monitor LSRI Monitor LSRI Monitor LSRI Monitor LSRI Monitor Chassis Ground RSSI1 RSSI2 RSSI3 RSSI4 RSSI5 RSSI6 RSSI7 RSSI8 PDI1 PDI2 PDI3 PDI4 PDI5 PDI6 PDI7 PDI8 LSRI1 LSRI2 LSRI3 LSRI4 LSRI5 LSRI6 LSRI7 LSRI8 AON OOA WBN AHA WANDA KPWBNH A WAN DOT FKWBHNDN Figure 30 2380 Pin Number page 38 Document no 93 005 35 C5 Appendix 4 Pinout Charts and Diagrams Figures 31 through 36 give detailed pinout information for the 7180M chassis the 2380 Relay Adaptor and the 2040 RF Switch Figure 31 Standard 7180M and 7180M with 2380 Relay Adapter Pinout 40 Figure 32 7180M and 2040 RF Switch Pinout 000 02 eee eee 41 Figure 33 Pinout of 7180M Jumper with 2040 RF Switch in slots 2and5 42 Figure 34 Pinout of 7180M jumper with 2040 RF switch in slot5 200 43 Figure 35 Pinout of 7180M jumper with 2040 RF switch in slot5 0 0040 44 Figure 36 Pinout of 7180 jumper with transmitter and receiver units only 45 7870 Interfacility Link Installation and User s Guide Foxcom proprietary information page 39 7180M Monitor 2380 Monitor 7180M Alarm Connector 2380 Alarm Connecter
20. SATLIGHLD4 7870 Interfacility Link Installation and User s Guide Copyright 2008 This manual contains propriety and confidential information of Foxcom Reproduction release to any third party or any other unauthorized use of any 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 Specifications are subject to change without notice Corporate Office Israel Beck Science Center 8 Hartom Street Har Hotzvim P O Box 45092 Jerusalem 91450 Tel 972 2 589 9888 Fax 972 2 589 9898 US Office Princeton Forrestal Village 136 Main Street Suite 300 Princeton NJ 08540 Tel 609 514 1800 Toll free 1 866 ONEPATH Fax 609 514 1881 Website www foxcom com e mail sales foxcom com South Africa Office Block 4 Kingfisher Office Park 228 Siphosethu Rd Mt Edgecombe Durban KwaZulu Natal Tel 278 7 751 3911 Fax 278 6 501 6624 Table of Contents Important Information 0 cee eee ees iii Chapter 1 Introduction to the 7870 Interfacility Link cccceceeeeeeeeeeeeeeneee 1 TT Options vein ace anaa be eheo ee adeaa Seas 24m a peel ene ee 2 1 2 Product DrawingS 2 0 cece eee 3 1 3 Panel Descriptions so sines eee Che a eens ke eee ea a 4 1 4 Block Diagrams cis cccceje eee es eece eR ee we Cale BEE ewe alee a eee 5 Chapter 2 Installation 0 0 c cseeeeeeeeeeeee
21. Typical Application of a 7870 Interfacility Link 0 0 06 7 Figure 7 7180M Chassis Rear View 0 cee eet eee 12 Figure 8 Jumper Installation Tx and Rx only 0 2 0 eee 13 Figure 9 Jumper Installation 2040 Switch in slot 2 0 0 eee 13 Figure 10 Jumper Installation 2040 Switch in slot5 naaa saaa aaaea eee 14 Figure 11 Jumper Installation 2040 Switch in slots 2and5 0 0 0 c eee eee eee 14 Figure 12 Fiber Optic Alignment Setup 0 0 000 eee 15 Figure 13 Unit dimensions 02 000 eel ee eee be eb ee ee ee ee 19 Figure 14 7810M Chassis Dimensions 0 0 00 c eee tte 19 Figure 15 7870T Transmitter pinout 0 0 0 eee 20 Figure 16 7870R Receiver pinout 0 0 eee 21 Figure 17 7180M Chassis rear view 000 00 neee 22 Figure 18 7180M Chassis Pinnumbers 00002 000 cece eens 22 Figure 19 Wiping the connector with a Kim wiper 00 0 e eee ee eee 28 Figure 20 Wiping the connector with a Kim wiper 2 000200 0 eee eee eee 28 Figure 21 Cleaning the Optical Port 0 0 cece ee 29 Figure 22 Cleaning the Optical Port 2 0 cette 29 Figure 23 Installing the guide pins 0 0 tte 34 Figure 24 Mounting the adapter 0 eens 34 Figure 25 Mounting the Screws 1 0 cee ene 35 Figure 26 Mounting the screws 2 0 0 eet 35 Figure 27 Mounted 2380 Adapter 0 cette 35 Figure 28 2380 Dimensions
22. ck hazard to personnel Equipment Safety To avoid damaging your product please observe the following 1 The output of the receiver is AC coupled and can withstand the bias from a satellite receiver Do not exceed 25V DC bias 2 The input of the transmitter has an optional built in bias for inserting DC power up the coax to the LNB Make certain that any equipment or test equipment connected to the transmitter input can withstand this bias 3 Do not allow any dirt or foreign material to get into the optical connector bulkheads This may cause damage to the polished optical connector end faces 4 The optical fiber jumper cable bend radius is 3 cm Smaller radii can cause excessive optical loss and or fiber breakage 5 If multiple transmitters are installed in the chassis allow sufficient room for adequate ventilation otherwise the units may overheat causing possible safety hazard or equipment damage 6 Fuses The 7180M chassis does not have fuses If the unit fails pull the power supply out from the chassis and then push it back in 7 When several units are installed on one 7180M chassis ensure that the total units current consumption including any LNB bias does not exceed 6A 7870 Interfacility Link Installation and User s Guide page v Foxcom proprietary information Important Information page vi Document no 93 005 35 C5 1 Introduction to the 7870 Interfacility Link Til OpPtlonsS esses ote ads
23. dee ae a a a a a et tae ee 2 1 2 Product DrawingS 000 eee eee 3 1 3 Panel Descriptions 00 000 e eee eee 4 1 4 Block Diagrams ccc eee 5 The 7870 IFL is a 10 200 MHz IF fiber optic link used primarily in short distance single channel video applications with high input output power levels The 7870 IFL consists of an optical transmitter 7870T which receives signals from satellite modems video modulators or exciters and transmits them to an optical receiver 7870R via singlemode fiber The 7870T and 7870R modules plug into a 7180M a 3U chassis and power supply which enables expansion of the system to accommodate up to eight Sat Light modules Accessories include the Model 7001P Power Supply the Model 2040 1 1 Redundant Switch the Model 2100 Amplifier and the Model 7050 Serial Optical Multiplexer an asynchronous data transceiver The 7870 IFL transmits all satellite modulation schemes digital or analog Any FM modulated RF signal is transmitted accurately The RF signal is directly modulated and adds virtually no phase noise to the original signal The direct modulation along with extremely flat amplitude and group delay guarantees low bit error rate BER and high signal quality independent of distance LEDs and back panel monitors and alarms allow for complete system status monitoring and for interfacing with monitor and control M amp C systems Gain Control at the Receiver sets the RF l
24. eeeeeeeeeee eens eeeeeeeeeneeeneeeeeeeeeeneeeeeeeees 7 2 1 Setting up the Transmitter 00 00 e eee 8 2 2 Connecting the Fiber Optic Cable 2 00 cece eee eee 9 2 3 Setting Up the Receiver 0 0c cece eee eee 10 2 4 Powering the IFL oii ee eee eae ea eee 11 24 1 fFIBOM GNASSIS eorr aA SORES AGS ie wetted Haske hte en eee aye ee 12 2 5 Connecting the Back Panel Jumpers 0c e eee eee eee 13 2 6 Aligning the Fiber Optic Link annann nrnna 15 Chapter 3 Product Specifications esseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 17 3 1 7870 Interfacility Link Specifications 00c eee eee 17 3 2 Model Dimensions 000 cece eee eee 19 3 3 7870 Interfacility Link PinoutsS 000 cece eee eee 20 3 3 1 Transmitter PINOUT s siise cin a 006 eee 20 9 3 2 Receiver PinOUts i nier n aE A ets oS E E An en poe 21 3 4 7180M Chassis Pinouts 20 000 e eee eee 22 3 4 1 7180M Alarm Connector Pinouts J12 0 0 0 0 ee eee 23 3 4 2 7180M Monitor Connector Pinout J13 0 0 0 eee eee 24 3 4 3 7180M and Redundancy Switching 0 eee eee 24 Chapter 4 Troubleshooting ceccsseeseeceeeeeeeeeeeeeeeeeeeeeeseeeeseneeeeeeeeeeesseneeeees 25 Appendix 1 Cleaning Fiber Optic Connections cceeceeeeeeeeeeeeeeeeeeeees 27 Appendix 1 1 Cleaning Procedures for FC APC Connectors 006 28 Appendix 1 2 Cleaning Procedu
25. en use a DVM and yet optical power is adjust the gain control for RF signal functioning strength RSSI so that the reading is gt 0 2VDC See Table 5 7870R Receiver Pinout on page 21 Conclusion If signal still not present then transmitter input stage amplifier or receiver amplifier is defective Contact factory 2 No optical power a Transmitter is not functioning see LED not above illuminated b There is a break or severe bend in the fiber optic cable Use an optical power meter or another functioning receiver unit to verify optical power coming down the fiber c The connector is dirty Clean it d Optical power too low too many splits too long a distance thus exceeding optical budget System may still function without LED illuminated although at reduced performance 3 Optical power light Damaged leaky photodiode Unit illuminated with may still function otherwise contact disconnected optical Factory for service input 4 The RF LED isnot Verify that the RF signal strength illuminated RSSI is lt 0 2 VDC page 26 Document no 93 005 35 C5 Appendix 1 Cleaning Fiber Optic Connections Appendix 1 1 Cleaning Procedures for FC APC Connectors 2 0108 28 Appendix 1 2 Cleaning Procedure for FC APC Bulkhead Ports 29 Appendix 1 2 1 Swab Method siseste n pe a aeea arns 29 Appendix 1 2 2 Compressed Air Method sssssssssssiiesriresirsssirsriirsiiinsriintiterinnerinnesine
26. enees 37 The following section describes how to install the 2380 Relay adapter onto the 7180M Chassis The 2380 Relay adapter assembly provides dry contact output signals as an option to the standard open collector signals available on the 7180M chassis backplane If the 2380 Relay adapter is ordered separately from the 7180M chassis it must mounted by the user The 2380 is mounted directly over the connectors on the 7180M backplane as shown below 7870 Interfacility Link Installation and User s Guide page 33 Foxcom proprietary information Appendix 3 1 Installing the 2380 Relay Adapter Appendix 3 1 Installing the 2380 Relay Adapter Appendix 3 1 1 Parts Required for Installing the 2380 2380 Relay Adapter Two pin guides Four one inch screws e Screw driver Appendix 3 1 2 Mounting the the 2380 Relay Adapter 1 Very Important Disconnect the electricity before performing this pro cedure Make sure that you have all the needed equipment 3 Install the pin guides 2380 pn Figure 23 Installing the guide pins 4 Mount the unit onto the pin guides 7180M 2380 Guide Pins Figure 24 Mounting the adapter page 34 Document no 93 005 35 C5 Appendix 3 1 Installing the 2380 Relay Adapter 5 Mount the four screws The screws must be installed in the order shown in Figures 25 and 26 Figure 26 Mounting the screws 2 Figure 27 Mounted 2380 Adapter Caution Use only the mounting scr
27. er with 2040 RF switch in slot 5 7870 Interfacility Link Installation and User s Guide page 43 Foxcom proprietary information Slot J2 Rx B Slot 2 RSSI Rx A lo J13 Pin 2 Slot J3 Slot J1 Slot 2 RF Alm 5 Pin to J12 Pin 2 4 Slot 3 RSSI Slot 1 RSSI Slot 1 Opt Alarm 8 ije Slot 3 Opt Alarm Slot 2 Opt Alm to J12 Pin 10 Slot 2 LNB to J11 Pin 2 Slot 6 RSSI Slot 4 RSSI Slot 4 Opt Alarm gt Slot 6 Opt Alarm Slot J4 Slot J6 Rx A Slot J5 Rx B Figure 35 Pinout of 7180M jumper with 2040 RF switch in slot 5 page 44 Document no 93 005 35 C5 Slot J2 Slot 2 RSSI to J13 Pin 2 Slot J3 Slot J1 Slot 2 RF Alm A Pin to J12 Pin 2 4 Slot3 RSSI Slot 1 RSSI F Slot 1 Opt Alarm 3 Slot 3 Opt Alarm Slot 2 Opt Alm to J12 Pin 10 Slot 2 LNB to J11 Pin 2 Slot 5 RSSI to J13 Pin 5 Slot 5 RF Alm to J12 Pin 5 i Slot 6 RSSI Slot 4 RSSI Slot 4 Opt Alarm Pin Slot 6 Opt Alarm Slot J4 OSRAM Slot J6 Slot J5 Slot 5 LNB to J11 Pin 5 Figure 36 Pinout of 7180 jumper with transmitter and receiver units only 7870 Interfacility Link Installation and User s Guide page 45 Foxcom proprietary information page 46 Document no 93 005 35 C5
28. evel 7870 Interfacility Link Installation and User s Guide page 1 Foxcom proprietary information 1 1 Options 1 1 Options The 7870 Interfacility Link comes with a variety of options 1 50Q Input Output Impedance BNC female connector Standard impedance is 75 Q BNC female connectors 2 Standalone unit The 7870 IFL can be installed as a standalone unit If the 7870 is used as a standalone a separate power supply must be used On the side of the 7870T and the 7870R units is a label which lists the options Under each option is a square If the unit includes a particular option the square under the option should be marked Options 1550 LNB 502 25 OO E Figure 1 Option Label 1 The sticker includes options which are not relevant to the 7870 IFL page 2 Document no 93 005 35 C5 1 2 Product Drawings 1 2 Product Drawings a 4 e v g e 3 a 3 ny al Optical In RF w 40M10904 21doO41eqQ14 Figure 3 7870R Receiver Front and Rear Panel 7870 Interfacility Link Installation and User s Guide page 3 Foxcom proprietary information 1 3 Panel Descriptions 1 3 Panel Descriptions On the Front Panel of the 7870 IFL units are two LEDs Both LEDs should be on when the unit is in use T The LEDs on the Front Panel of the 7870 Transmitter and Receiver are LED Name LED Function Laser Indicates if the laser is functioning RF Indicates RF signal level
29. ews provided by Foxcom Other screwa can permanently damage the unit 7870 Interfacility Link Installation and User s Guide page 35 Foxcom proprietary information Appendix 3 2 2380 Dimensions and Front Panel Label Appendix 3 2 2380 Dimensions and Front Panel Label 17 431 mm E 7 125mm _ i at 2380 unit Figure 28 2380 Dimensions A DWIJA of ACATA MATHIAS E Relay Adaptor Figure 29 2380 Front Label Monitors J4 page 36 Document no 93 005 35 C5 Appendix 3 3 2380 Adapter Pinouts Appendix 3 3 2380 Adapter Pinouts Table 11 2380 Alarms Pinouts J2 Pin Number Function Name Slot Number 1 Alarm NOP1 1 2 Alarm COM1 1 3 Alarm NOP2 2 4 Alarm COM2 2 5 Alarm NOP3 3 6 Alarm COM3 3 7 Alarm NOP4 4 8 Alarm COM4 4 9 Alarm NOP5 5 10 Alarm COM5 5 11 Alarm NOP6 6 12 Alarm COM6 6 13 Alarm NOP7 7 14 Alarm COM7 7 15 Alarm NOP8 8 16 Alarm COM8 8 17 18 19 20 21 22 23 Main PS Alarm MPSA 24 Standby PS Alarm SPSA 25 Power Supply Comm PSCOM Note Alarms in Pins 1 through 16 function if there is either an RF or Optical signals failure 7870 Interfacility Link Installation and User s Guide page 37 Foxcom proprietary information Appendix 3 3 2380 Adapter Pinouts Table 12 7180M Monitor Connector J4 Pinout Pin Function Name Slot No COON Oa FF WN a N MNM DY ND anana a2 a2 a2 2 a RON FSB CO DOAN OA Fk WN CO 25 RSSI Monitor RSSI Monitor RSSI
30. h in slot 2 7870 Interfacility Link Installation and User s Guide page 13 Foxcom proprietary information 2 5 Connecting the Back Panel Jumpers 4 Ifthe 2040 Switch is installed in Slot 5 place the JP1 and JP2 jumpers on the lower two pins and the JP3 and JP4 jumpers on the higher two pins JP4 JP3 LNB gt JP2 JP1 sw i sw sw g SW J11 sw sw sw p sw TWRxE TxRx TXYRxX TXRx TXRx BIXRx Tx Rx mT Rx Figure 10 Jumper Installation 2040 Switch in slot 5 5 Ifthe 2040 Switch is installed in Slots 2 and 5 place the JP1 JP2 JP3 and JP4 jumpers on the higher two pins JP4 JP3 LNB JP2 JP1 sw E sw sw _ E SW J11 ES sw E sw sw B sw TWRxE TXRx TXRX TXRx TRE TxRx Tx Rx DTx Rx Figure 11 Jumper Installation 2040 Switch in slots 2 and 5 7870 Interfacility Link Installation and User s Guide page 14 Foxcom proprietary information 2 6 Aligning the Fiber Optic Link 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 To set the unity gain standard version 1 Set the Signal Generator to 15 dBm Alternatively measure the operational input level 2 Set up the system as shown in Figure 12 Fiber Optic Alignment Setup 3 Adjust the Receiver Gain Control for 15 dBm reading on the power meter 2 Kilometer eR Ee SE S SE ENE ARR am EE Bi RS Optical Input t Fiberoptic Cable RF input f RF Output 7870
31. m P7 PSAlarm P8 Spare P9 Spare P9 LNB7 RX 2040 Switch A2 J1 l A6 J1 P115VDC TXIRK Unit A1 A8 J1 Unit A2 Unit A3 Unit A4 Unit A5 Unit A6 Unit A7 Unit A8 PS 1 A9 PS 2 A10 P2 Switch Failure J12P17 P4 RSSI4 J13P4 P4 RSSI6 J13P6 P5 PDI4 J13P12 P5 PDI6 J13P14 P6 LSRI4 Spare J13P20 P6 LSRI1 Spare J13P22 P7 RFAIm4 J12P4 P7 RFAIm6 J12P6 P8 OptAlm4 J12P12 P8 OptAlm6 J12P14 P9 Spare P9 Spare P4 Chan B RSSI P5 Local Remote J13P10 P6 Remote Control A B J13P18 P4 Chan A RSSI P8 Chan A Optical Alarm P9 Chan B Optical Alarm P9 LNB8 Figure 32 7180M and 2040 RF Switch Pinout Document no 93 005 35 C5 page 41 Slot J2 Rx B Rx A Slot J3 Slot J1 Pin Slot 3 RSSI Slot 1 RSSI Pin Slot 1 Opt Alarm 8 g Slot 3 Opt Alarm Slot 6 RSSI Slot 4 RSSI Slot 4 Opt Alarm Slot 6 Opt Alarm Slot J4 Slot J6 Rx A Slot J5 Rx B Figure 33 Pinout of 7180M Jumper with 2040 RF Switch in slots 2 and 5 page 42 Document no 93 005 35 C5 Slot J2 Slot 2 RSSI to J13 Pin 2 Slot J3 Slot J1 Slot 2 RF Alm Pin to J12 Pin 2 4 Slot3 RSSI Slot 1 RSSI z Slot 1 Opt Alarm g Slot 3 Opt Alarm Slot 2 Opt Alm to J12 Pin 10 Slot 2 LNB to J11 Pin 2 Slot 5 RSSI to J13 Pin 5 Slot 5 RF Alm to J12 Pin 5 i Slot 6 RSSI Slot 4 RSSI Slot 4 Opt Alarm Pin Slot 6 Opt Alarm Slot J4 ORREN Slot J6 Slot J5 Stot 5 LNB to J11 PinS Figure 34 Pinout of 7180M jump
32. ng from accident alteration modification misuse tampering negligence improper maintenance installation or abuse 3 Use of any Product other than at the Installation Site 4 Use of any Product that is defective or damaged due to misuse accident or neglect or due to external electrical stress lightning or other acts of nature 5 Use of any Product by a person who is not any authorized employee of the Customer or 6 Used other than as explicitly authorized in writing by the Company page iv Document no 93 005 35 C5 Important Information Reporting Defects 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 If damage is discovered file a claim with the freight carrier immediately Notify Foxcom as soon as possible Note Keep all packing material until you have completed the inspection Precautions Personal Safety OPTICAL RADIATION Applying power to the transmitter unit will create a laser energy source operating in Class I as defined by IEC 825 1 Use either an infrared viewer optical power meter or fluorescent screen for optical output verification AC POWER HAZARD The rackmount power supply line is EMI filtered The chassis is connected to earth ground in compliance with safety requirements Always use the 3 prong AC plug with earth ground to avoid possibility of electrical sho
33. nne 29 The unit has an FC APC angle polished optical connector for very high optical return loss performance The units are specified into single mode fiber i e 9 125 micron core diameter Full performance is specified only for low return loss optical plant meaning that the fiber must be fusion spliced and all connections or splices must have a return loss greater than 60 dB With these guidelines in mind link lengths beyond 20 kilometers DFB based products can be achieved with high performance Specific performance and or design assistance is available by request from Foxcom If there is low no signal or noisy signal at a Foxcom module the connector should be cleaned Dirt on the inside connector tip can impair the flow of light causing problems in signal transmission Foxcom modules are sealed but dirt can occasionally enter during installation and alignment The input and output optical ports of all Foxcom equipment are known in the fiber optic world as bulkhead ports Foxcom uses FC APC connectors The following materials are representative of the types of cleaning materials that should be used for cleaning the fiber optic ports and connectors They are available from several suppliers Description Manufacturer Kim wipes Kimberly Clark Cletop Automatic Connector Cleaner Cletop fiber optic Swab Cletop or FIS fiber optic Compressed Air Chemtronics Table 10 Cleaning materials Wiping clothes should be made of lint free alcohol
34. or RSSI2 2 3 RSSI Monitor RSSI3 3 4 RSSI Monitor RSSI4 4 5 RSSI Monitor RSSI5 5 6 RSSI Monitor RSSI6 6 7 RSSI Monitor RSSI7 7 8 PDI Monitor RSSI8 8 9 PDI Monitor PDI1 1 10 PDI Monitor PDI2 2 11 PDI Monitor PDI3 3 12 PDI Monitor PDI4 4 13 PDI Monitor PDI5 5 14 PDI Monitor PDI6 6 15 PDI Monitor PDI7 7 16 PDI Monitor PDI8 8 17 LSRI Monitor LSR1 1 18 LSRI Monitor LSR2 2 19 LSRI Monitor LSR3 3 20 LSRI Monitor LSR4 4 21 LSRI Monitor LSR5 5 22 LSRI Monitor LSR6 6 23 LSRI Monitor LSR7 7 24 LSRI Monitor LSR8 8 25 Chassis Ground GND 7180M and Redundancy Switching Table 7 7180M Monitor Connector J13 Pinout The 2040 Switch provides optional 1 1 redundancy switching for all Foxcom Interfacility Links If the customer chooses to add redundancy switching to the link the pin connector jumpers need to be moved Detailed instructions on moving the jumpers are provided in the Model 2040 1 1 Redundant Switch Installation and User s Guide Document Number 93 005 26 A2 page 24 Document no 93 005 35 C5 4 Troubleshooting The 7870D Interfacility Link unit was tested before it left the factory However if you are experiencing difficulties see the list below for possible solutions if you are still experiencing problems attempt to isolate and identify the malfunctioning unit before consulting Foxcom s technical support Table 8 Troubleshooting the Transmitter Problem Possible Cause 1 Laser LED not on
35. re for FC APC Bulkhead Ports 29 Appendix 1 2 1 Swab Method ccccccccceeeeseececeeeeeeeaeceeeeeeaaeeeseeeeaaeeseeseeeeeeeeeensnaeeeeees 29 Appendix 1 2 2 Compressed Air Method cccccceceeceeeeeeceeceeeeeeeeeeeeeseceeaeeeeseteeaeeeeees 29 Appendix 2 Installing a Standalone Uniit cceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 31 Appendix 3 The 2380 Relay Adapter cecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneeees 33 Appendix 3 1 Installing the 2380 Relay Adapter cccccessssssesseeeneeneee 34 Appendix 3 1 1 Parts Required for Installing the 2380 seser 34 Appendix 3 1 2 Mounting the the 2380 Relay Adapter 0 0 ieeeeeseeeeeeeeesneeeeeneeeeneeeeeea 34 Appendix 3 2 2380 Dimensions and Front Panel Label 2 eee 36 Appendix 3 3 2380 Adapter PimOuts ccceseeesseeeeeeceeeeeeeeeeeeeeeeeneeeeeeeeeees 37 Appendix 4 Pinout Charts and Diagrams ccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeees 39 7870 Interfacility Link Installation and User s Guide page i Foxcom proprietary information Figures Figure Option Labels resia paa esis eb ded ew i ba eee eee dee es 2 Figure 2 7870T Transmitter Front and Rear Panel 0 0 c cece eee eee 3 Figure 3 7870R Receiver Front and Rear Panel 2 0 cece eee tees 3 Figure 4 7870Transmitter Block Diagram 0 00 eee ae 5 Figure 5 7870R Receiver Block Diagram 0 0 c eee 5 Figure 6
36. smitter Receiver consists of 2 1 Setting up the Transmitter 0 e eee eee 8 2 2 Connecting the Fiber Optic Cable 0 0c eee eee eee 9 2 3 Setting Up the Receiver 0 0 0 cece eee eee eee 10 2 4 Powering the IFL 0 0 cee eee eee eee 11 2 4 1 7180MChassiS 00 eee ee 12 2 5 Connecting the Back Panel Jumpers 2200065 13 2 6 Aligning the Fiber Optic Link 000 cece eee eee 15 Observe all warnings and cautions mentioned at the beginning of this manual See Important Information on page iii If after set up you experience problems see Chapter 4 Troubleshooting on page 25 Coax Cable Satellite Modem d 7870T Transmitter Figure 6 Typical Application of a 7870 Interfacility Link 7870 Interfacility Link Installation and User s Guide page 7 Foxcom proprietary information 2 1 Setting up the Transmitter 2 1 Setting up the Transmitter 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 measure the optical power Insert the meter s cable into the Transmitter s optical connector Power levels should be 0 6 mW minimum 3 dBm Alternatively use a DVM to measure the voltage at 7180M Rackmount Pins J13 P17 through J13 P24 for the slot being measured See Table 4 7870T Transmitter Pinout on page 20 for details regarding J13 pinouts 71
37. t apply to any product which has been subject to alteration abuse improper installation or application accident electrical or environmental over stress negligence in use storage transportation or handling Specific Product Warranty Instructions All Foxcom products are warranted against defects in workmanship materials and construction and to no further extent Any claim for repair or replacement of units found to be defective on incoming inspection by a customer must be made within 30 days of receipt of shipment or within 30 days of discovery of a defect within the warranty period This warranty is the only warranty made by Foxcom and is in lieu of all other warranties expressed or implied Foxcom sales agents or representatives are not authorized to make commitments on warranty returns 7870 Interfacility Link Installation and User s Guide page iii Foxcom proprietary information Important Information Returns In the event that it is necessary to return any product against above warranty the following procedure shall be followed 1 Return authorization is to be received from Foxcom prior to returning any unit Advise Foxcom of the model serial number and discrepancy The unit may then be forwarded to Foxcom transportation prepaid Devices returned collect or without authorization may not be accepted 2 Prior to repair Foxcom will advise the customer of our test results and any charges for repairing customer
38. utput impedance 75 Q 50 Q optional Third order modulation agence slg equal carrier total input Input signal range total power 25 to 5 dBm Output signal range total power 25 to 5 dBm Maximum input without damage 10 dBm Receiver gain control Manual RF connector n Test port coupling 20 dBc Table 3 7870 Interfacility Link Specifications 1 10 dB Link Gain 7870 Interfacility Link Installation and User s Guide page 17 Foxcom proprietary information 3 1 7870 Interfacility Link Specifications Optical Specifications Optical Wavelength Optical power output Optical connector Optical budget distance Optical return loss Optical connector loss 1310 10 nm 0 5 mW 2 dBm minimum FC APC 16 dB 40 Km 60 dB 0 5 dB mated pair Physical Specifications Chassis capacity Chassis size Power for rackmount max Standalone size Power for standalone Transmitter Receiver Operating Temperature Range Storage Temperature Range 8 plug ins and 2 power supplies 19 x 3U x 7 100 to 240 VAC 50 60Hz 90 Watts 5 x 4 8 x 1 3 14 VDC 200 mA max 300 mA temp lt 10 C 14VDC 250 mA max 10 C to 55 C 40 C to 85 C All specifications are subject to change without prior notice Note Ifthe link is between 100 500 meters foxcom technicians will limit the output power to 2 dBm 1 6 mW This information must be given to Foxcom when ordering the link page 18 Document
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