7320 Interfacility Link Installation and User's Guide
Contents
1. On the side of the 7320T and the 7320R units is a sticker which lists options amp 2 Under each option is a square If the unit includes a particular option the square under the option should be marked For example in Figure the LNB option is marked Options 1550 LNB 500 25 LILI E Figure 1 Option Sticker The sticker includes options which are not relevant to the 7320 IFL Foxcom Proprietary Information 9 Document No 93 005 28 C 7320 IFL Installation and User s Guide Introduction to the 7320 IFL 2 2 Product Drawings Figure 2 shows the front and rear panels of the System 7320 Transmitter units OO Optical Out RF In 2 A N 3 3 ot O O Figure 2 System 7320 Transmitter Front and Rear Panels Figure 3 shows the front and rear panels of the System 7320 Receiver units O O O Optical In RF Out 3 A 7 A a 2 O O Figure 3 System 7320 Receiver Front and Rear Panels Foxcom Proprietary Information 10 Document No 93 005 28 C 7320 IFL Installation and User s Guide Introduction to the 7320 IFL 2 3 Block Diagrams Optical Power amp Temperature Control Power amp Monitors Gain Control Figure 4 Transmitter Block Diagram The 7320T Transmitter accepts RF input signal levels ranging from 40 to 20 dBm total power i e at2. SAT LIGHT 7320 Interfacility Link Installation and User s Guide Copyright 2000 7320 IFL Installation and User s Guide ca TEAT Corporate Headquarters 600 College Road East Princeton New Jersey 08540 USA Tel 609 514 1800 Toll Free 1 866 OnePath Fax 609 514 1881 Research and Development Beck Science Center Hartom Street Har Hotzvim P O Box 45092 Jerusalem 91450 Israel Tel 972 2 589 9888 Fax 972 2 589 9898 Website www onepathnet com e mail corporate onepathnet com This manual contains PROPRIETARY and CONFIDENTIAL information of OnePath Networks Inc Reproduction release to any third party or any other unauthorized use of any information contained herein is expressly prohibited Foxcom Proprietary Information 2 Document No 93 005 28 C 7320 IFL Installation and User s Guide Table of Contents t Front Chapter RS RM EY 5 LI Warranty and Repair PONCY lt usvsaicctiataulewiaatunleid ncaa E 5 12 Reports DCI CCIS cis iceasaer ela aie A eet 6 K GUN ALO e tie tent Ky ea te e Ke e Re yer Mi 7 MA ROTI MOINS erste hia tos can e emaye e Ye e Acmena Ne Aca Ye ete Kanaan enh hoa ae Re 7 COPECO a acta NM la Maat is tae oe ete li ai ANIM a lie al ee 7 Z Introducton to the 7320 DD Diva meselesi eya MN S KE GAR EYL l LL 9 De NAG UNO I r MN tah se FEMME Ge e M NE e MAMA E e EMER AMR YEN 9 2 ane e oley CA INOS a Ya e ME a a eee DER MEYE ee elele e Ne 10 2 9 B K AIMS eee dana a
3. Power Supply 7320T Transmitter Power Supply Figure 6 Typical Application of a 7320 Link This section gives instructions on installing the transmitter and receiver in a chassis rackmount For instructions on installing a standalone unit refer to Appendix II Installing a Standalone Unit Foxcom Proprietary Information 12 Document No 93 005 28 C 7320 IFL Installation and User s Guide Set Up 3 1 1 Setting Up the Transmitter 1 Place the 7320T in the 7000M Chassis The operating base plate temperature must be between 10 C to 55 C 2 Apply AC power to the chassis The Power Supply s LED should be lit Mount the 7320T into the chassis The Laser LED should be lit 4 Using an optical power meter measure the optical power Insert the meter s cable into the Transmitter s optical connector Power levels should be between 0 3 1 mW Alternatively use a DVM to measure the voltage at pin 6 on the back panel connector The power level should be 4 5 0 3 VDC 5 On the rear panel connect the coax cable to the RF Input Connector 6 On the rear panel connect the fiberoptic cable to the Optical Connector Foxcom Proprietary Information 13 Document No 93 005 28 C 7320 IFL Installation and User s Guide Set Up 3 1 2 Connecting the Fiberoptic Cable Before connecting the cable 1 The fiberoptic cable must be either fusion spliced or connected via FC APC connectors 2 Wipe the connector wi
4. recommended on the power supply rear label The input of the transmitter has an optional built in bias for inserting DC power up the coax to the LNB Make certain any equipment or test equipment connected to the transmitter input can withstand this bias The output of the receiver is AC coupled and can withstand the bias from a satellite receiver Do not exceed 25V DC bias 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 The optical fiber jumper cable bend radius is 3 cm Smaller radii can cause excessive optical loss and or fiber breakage 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 When several units are installed on one 7000M chassis ensure that the total units current including any LNB bias does not exceed 2A per power supply e g if there are two power supplies the current should not exceed 4A Foxcom Proprietary Information 8 Document No 93 005 28 C 7320 IFL Installation and User s Guide Introduction to the 7320 IFL 2 Introduction to the 7320 IFL The Sat Light 7320 IFL transmits an L Band RF signal over singlemode fiber from a satellite antenna LNB to control room equipment up to two kilometers away The 7320 IFL consists of an optical transmitter 7320T which rece
5. the RF Output Connector 3 1 4 Measuring the RF Signal Strength The Receiver s RF signal strength can be monitored during operation via a DC RF signal strength monitor Maintenance personnel can perform a simple verification process To measure the RF signal strength l Using a Digital Volt Meter measure the voltage at the connector pin 4 both Rackmount or Standalone Refer to Manual Gain Control on page 23 for further details regarding voltage levels Fiber loss is defined as 0 4 dB km x length km of the fiberoptic cable 0 5 dB x number of connectors For example if a link was 10 kilometers long and had two connectors the loss would be 0 4 dB km x 10 km 0 5 dB x 2 5 0 dB Foxcom Proprietary Information 15 Document No 93 005 28 C 7320 IFL Installation and User s Guide Set Up 3 1 5 Powering the IFL e o Transmitter power requirement I5VDC 300 mA excluding LNB Drive Option e Receiver power requirement ISVDC 230 mA e The Standalone Transmitter Receiver can be powered by a Foxcom supplied external DC power supply e The Rackmount Transmitters Receivers are plugged into the 7000M rackmount chassis The chassis can accept and power up to six units At temperatures below 10 C the Transmitter s internal heater will require an additional 100 mA The Transmitter s total power requirement will then be 400 mA CAUTION Ensure that there is a good airflow around the chassis rack
6. 10 channel loading this 1s equivalent to 50 to 30 dBm per channel The unit amplifies the signal and feeds it to a laser diode which linearly converts the broadband RF signal to light intensity Bias amp Optical Power Monitor Power amp Monitors Photodiode Output Postamp Gain Control Figure 5 Receiver Block Diagram The 7320R Optical Receiver receives the optical intensity signal and linearly converts the signal back to RF The Receiver then amplifies and reproduces the L Band RF signal Foxcom Proprietary Information 11 Document No 93 005 28 C 7320 IFL Installation and User s Guide Set Up 3 Set Up The following section details e How to setup the System 7320 units e The System 7320 Front Panels 3 1 Setting Up Setting up the System 7320 Transmitters and Receivers consists of the following steps Setting up the transmitter Connecting the fiberoptic cable Setting up the receiver Monitoring the input output signals oa Se i Power requirements Observe all warnings and cautions mentioned at the beginning of this manual page 7 If after set up you experience problems refer to Trouble Shooting on page 24 Coax Cable Satellite Receiver Coax Cable Fiberoptic Cable Fiber Input Fiber Output p gt 4 RF Output RF Input p DC Power amp Monitors f DC Power amp Monitors 7320R Receiver
7. Pioure System 7520 Receiver EO Ula ai eya snr adan allam Ga yen Ga G di 21 List of Tables Table 7320 Trans miter LEDS ms sende esen il aaaiidsacaalstmacndennseaiaussaabitacreectidess 17 Table 257320 Rece Ci ENSE as boc uate Basan aa anla ag Doa a Gandi al ke agi 17 Table 75201 Transmitter FiO Ub eses salla a ke aR ale niksao amsir 20 Table 75201 RECEIVER PINOUT sicsscssaasecadenc E kasabada ende ii 21 Table S Kecc ver RE Sipai Voldi eea EA ER 23 Table Gs Trouble SEO OUI a ep dama a al A aan aid 24 Foxcom Proprietary Information ssi Document No 93 005 28 C 7320 IFL Installation and User s Guide Front Chapter 1 Front Chapter 1 1 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 Nullification of Warranty The products are covered by the following warranties A General Warranty Foxcom warrants to the original purchaser all standard products sold by Foxcom to be free of defects in material and workmanship for one 1 year from date of shipment from Foxcom During the warranty period Foxcom will repair or replace any product that Fo
8. com Proprietary Information 25 Document No 93 005 28 C 7320 IFL Installation and User s Guide Appendix I Cleaning Fiberoptic Connections 7 Appendix Cleaning Fiberoptic Connections The unit has an FC APC or other optional optical connector for very high optical return loss performance The units are specified into singlemode fiber 1 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 8 Appendix II Installing a Standalone Unit To install the 7320T or 7320R Standalone 1 Place the 7320 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 7320 unit to the power supply The Laser LED should be lit 5 All remaining steps are the same Refer to Setting Up the Transmit
9. ed in transit If damage is discovered file a claim with the freight carrier immediately Notify Foxcom as soon as possible Foxcom Proprietary Information 6 Document No 93 005 28 C 7320 IFL Installation and User s Guide Front Chapter 1 3 Certification The 7320 IFL has CE FCC FDA and UL certification 1 4 Conventions In this manual the following special formats are used CAUTION Cautions contain information regarding situations or materials which could damage your product WARNING WARNINGS CONTAINS INFORMATION REGARDING DANGEROUS FUNCTIONS 1 5 Precautions 1 5 1 Personal Safety WARNING 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 AND FUSED 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 SHOCK HAZARD TO PERSONNEL Foxcom Proprietary Information 7 Document No 93 005 28 C 7320 IFL Installation and User s Guide Front Chapter 1 5 2 Equipment Safety To avoid damaging your product please observe the following l Fuses To avoid possibility of fire hazard always replace fuses with the same type and rating of fuse as
10. ias 7320T Transmitter 9 Pin D Type Male Connecter Gl 5V Power Not Used 4 Power Ground RF Signal Strength Monito Laser Photodiode Current Monitok Laser Current Monitop AGC Alar LSR Alarm O COIN Oa WwW DY g enal LNB Bias Figure 7 System 7320 Transmitter Pinout 400 mA below 10 C Foxcom Proprietary Information 20 Document No 93 005 28 C 7320 IFL Installation and User s Guide Product Technical Description Table 4 7320R Receiver Pinout Standalone Rackmount 6 Function Description 9 Pin Pin Back Panel Connector Connector 2 1 NotUsed 4 RF Signal Strength RF Signal Strength Indicator Monitor Range 0 25 to 2V 5 Optical Power Input Level 1V mW Optical Power Received Monitor RF Alarm Open collector interface Sinks current when RF level is low 7 Optical Power Alarm Open collector interface Sinks current when optical level is low 7320R Receiver 9 Pin D Type Male Connecter 4 qo Power Not Used 2 3 4 Power Ground BE Signal Strength Monitoy 4 Optical Power Monitor 5 Not Use 6 AGC Alar 7 Optical Alar g Not Used 9 Figure 8 System 7320 Receiver Pinout CAUTION When monitoring the voltage outputs use only a high resistance DVM Foxcom Proprietary Information 21 Document No 93 005 28 C 7320 IFL Installation and User s Guide Product Technica
11. ives the L Band signal from the LNB and an optical receiver 7320R which connects to a satellite receiver The 7320T and 7320R modules plug into a 7000M 3U chassis power supply which enables expansion of the system to accommodate any 6 Sat Light modules Accessories include the Model 7000S Standby Power Supply the Model 2000 1 1 Redundant Switch the Model 2100 Amplifier and the Model 7050 4 Serial Data Multiplexer an asynchronous data link The 7320 IFL is a broadband transmission link all standard satellite modulation formulas can be transmitted 1 e QPSK FM etc The RF signal is directly modulated and adds virtually no phase noise to the original signal The direct modulation coupled with the 7320 Links RF circuitry guarantees superior signal quality The 7320 gives more than 25 dB carrier to noise performance in a full multichannel environment Gain Control provides for optimization of the RF signal LEDs and back panel monitors and alarms allow for complete system status monitoring and for interfacing with M amp C systems 2 1 Options The 7320 IFL comes with a variety of options 1 LNB powering The transmitter unit can provide 15 VDC for optional LNB powering 2 50 Q Input Output Impedance BNC RF connector Standard impedance is 75 Q F type female connectors are standard 3 Standalone unit The 7320 IFL can be installed as a standalone unit If the 7320 is used as a standalone a separate power supply must be used
12. l Description 4 3 Model Dimensions Tan O RF Test m Gain o O Control Figure 9 Unit Dimensions i 7 3 i 19 5 20 0 12 PLEAN i 3 6 gt i FRONT VIEW gt RF 1 52 2 2 18 2 REAR VIEW Figure 10 Chassis Dimensions Foxcom Proprietary Information 22 Document No 93 005 28 C 7320 IFL Installation and User s Guide Manual Gain Control 5 Manual Gain Control All internal adjustments have been set up at the factory the only user adjustments are input and output RF signal levels accessible from the front panel and described in the following sections 5 1 Transmitter Gain Control Since MGC sets a constant input gain to the laser an initial setup is required to ensure the input signal level is not too high over driving the laser or too low noisy These variations can be caused by changes in dish pointing rain fade or satellite channel loading or any other reason To prevent under driving or over driving the laser the signal level must be between 2 to SVDC To set the Transmitter MGC 1 Adjust the MGC potentiometer while monitoring the RF signal voltage The 7320 IFL is designed to provide optimal output at 2 5V 0 5V Therefore regardless of the input the Manual Gain Control should be set to provide this output 2 If there is input signal level variation expected it is best to leave some headroom should the signal level become too strong and res
13. level Foxcom Proprietary Information 17 Document No 93 005 28 C 7320 IFL Installation and User s Guide Product Technical Description 4 Product Technical Description e 7320 IFL specifications e Alarm and Monitor Pinouts e Model Dimensions e 7320 IFL Front Panels 4 1 7320 IFL Specifications F type female BNC optional Power for Standalone 400 mA lt 10 C Foxcom Proprietary Information 18 Document No 93 005 28 C 7320 IFL Installation and User s Guide Product Technical Description 4 2 Alarm Pinouts The unit s pins are found at the backplane of the 7000M chassis The 7000M backplane incorporates 6 slots each of which has its own 6 pin blank header associated with it Any monitor voltages to be measured may be done between the chassis ground and the required pin The pins are numbered as follows O00000 EHNWUW BUM Foxcom Proprietary Information 19 Document No 93 005 28 C 7320 IFL Installation and User s Guide Product Technical Description Table 3 7320T Transmitter Pinout Standalone Rackmount 6 Function Description 9 Pin Pin Back Panel Connector Connector R 3 15V Power 300 mA excluding LNB Option 2 Noted S S 3 O PowerGrund DC Return 4 RF Signal Strength RF Signal Strength Indicator Monitor Range 2 10V 0 b err Range 4 5 0 2V i A 2a current when RF level is low 3 LSR Alarm Open collector interface Sinks 9 5 LNB Bias optional _ __ External LNB B
14. m a ai dul la aaa lan mii ella N 11 D NOL UD RNA KM ARAM 12 ISC U Per e ey e m e ey ve 12 52 Panel ESC RAD ea es api penlaei dek ela ka an ind anlamaya gi izah biame ananiad habime la odak lakiaReDA 17 A Product Technical DESELID LOMN sise palas aaa saca akal a i 18 4 17320 ye EE 18 ALA A A A YY e e e eee 19 Aa Mode DIMEN pe e A nt tee EAT er Ge 22 5 Manual Gam ONGr Ol e Kazim sila anlasa dali aaa ll unla a dola aaa kabi 23 D l Transmitter Gam CONTO l same eme m ili ne mn lin less 23 Ie Rece Grail e a YAR Va EM e SER A OE PR 23 6 Erouble SMO OE es sal dak a a ak a l aaa li laa 24 7 Appendix I Cleaning Fiberoptic Connections ssrsss0000000000000000000000000000000000000000000000000 26 8 Appendix IT Installing a Standalone Unit ce0000000000000000000000000000000000000000000000000000000000e 26 Foxcom Proprietary Information 9O9O9O9O9PO 3 Document No 93 005 28 C 7320 IFL Installation and User s Guide List of Figures Figure System 7 7320TransmitterFrontandRearPanek 10 Figure 2 System 7 7320ReceiverFrontandRearPanels 10 Feir Tanseer Block IDA rains ema el E al Wit astute ila aa an 11 Proure te Receiver Block Diara aaa ann a E B te ke eee 11 Pioure Se Basie Set pol A SYS Zama a a sare la lari n a aa iiuasines 12 Preure 6 System m20 Transmitter E 1MOUE alani ie ai elli nalu lena klik aya 20
15. mount 7000M Chassis The 7000M Chassis provides power to the plug in units The power supply is a linear unregulated type Each plug in unit regulates its own voltage The 7000M provides o 15 18 VDC unregulated 2 2 amps power o AC input 110 220 VAC user selected e Units can be plugged in hot standby e An internal 5 amp fuse 7000S optional Hot standby power supply For applications demanding the utmost in reliability and uptime the 7000S standby power supply can be optionally plugged in to the standard chassis The 7000S features hot swapping supplies may be installed and removed even during operation Each power supply 1s fully redundant and can power a completely loaded chassis on its own should its partner fail During normal operation the two units share the load by means of current steering diodes located on the rear panel Foxcom Proprietary Information 16 Document No 93 005 28 C 7320 IFL Installation and User s Guide Set Up 3 2 Panel Descriptions On the Front Panel of the 7320 Transmitter and Receiver unit are two LEDs The following tables describe the LEDs Table 1 7320 Transmitter LEDs LED Name LED Function Indicates if the optical output power control is functioning Indicates if the RF signal is above the minimal level Table 2 7320 Receiver LEDs LED Name LED Function Indicates if the optical reception power is within limits Indicates if the RF signal is above the minimal
16. ower meter is available measure the optical power out of the transmitter The power should be 0 3 mW to 1 mW If an optical power meter is not available then use another receiver to determine if there is optical power emerging from the transmitter use the 5 meter jumper cable If there is no optical power then the transmitter unit is malfunctioning If any or all the above are not within the guidelines the transmitter unit 1s faulty 1 If the unit has an LNB drive option verify that the correct LNB bias is coming down the center of the RF connector at the transmit site 2 Verify that the dish is pointed and correctly receiving satellite signals Conclusion If signal still not present then Transmitter input stage amplifier is defective Contact Foxcom 1 There is a break or severe bend in the fiberoptic cable Use an optical power meter or another functioning receiver unit to verify optical power coming down the fiber 2 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 The transmitter is not functioning see above 24 Document No 93 005 28 C 7320 IFL Installation and User s Guide Trouble Shooting PROBLEM POSSIBLE CAUSE Optical power light Damaged leaky photodiode Unit may still function otherwise illuminated with contact Factory for service disconnected optical input Fox
17. ter on page 13 and Setting Up the Receiver on page 15 Foxcom Proprietary Information 26 Document No 93 005 28 C
18. th 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 m lt FC APC 2 Insert the connector mi 4 3 Tighten the connector A m I ai Foxcom Proprietary Information 14 Document No 93 005 28 C 7320 IFL Installation and User s Guide Set Up 3 1 3 Setting Up the Receiver l Place the 7320 Receiver in the 7000M Chassis The operating base plate temperature must be between 10 C to 55 C Apply AC power to the chassis The Power Supply s LED should be lit Mount the 7320R into the chassis On the rear panel connect the fiberoptic cable to the Optical Connector The Opt LED should be lit Using an optical power meter measure the optical power coming to the Receiver from the fiberoptic 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 pin 6 of the D type connector The power level should be 1V to each 1 mW measured at the Receiver input On the rear panel connect the fiberoptic cable to the Optical Connector The Opt LED should be lit On the rear panel connect the coax cable to
19. ts and any charges for repairing customer 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 D 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 1 2 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 caus
20. ult in distortion It 1s usually better to adjust the signal lower rather than higher 5 2 Receiver Gain Control Receiver Gain Control allows the user to set the output signal levels The Gain potentiometer 1s adjusted while monitoring the voltage of the Receiver RF Sig Monitor Pin 4 on the 6 Pin Connector The chart below provides approximate settings for desired output levels Table 5 Receiver RF Signal Voltage RF Output Level RF Signal Voltage Setting 15 dBm 9 0V 1 20 dBm 4 0V 0 5 30 dBm 0 75V 0 2 35 dBm 0 225V 0 02 Foxcom Proprietary Information 23 Document No 93 005 28 C 7320 IFL Installation and User s Guide Trouble Shooting 6 Trouble Shootin The System 7320 was tested before it left the factory However if you are experiencing difficulties consult the list below for possible solutions If your system is still experiencing problems please attempt to isolate and identify the malfunctioning unit Table 6 Trouble Shooting PROBLEM POSSIBLE CAUSE 1 Laser LED not on Lack of RF signal present at Receiver yet optical power is functioning No optical power LED not illuminated Foxcom Proprietary Information No DC power to the unit Possible power supply problem or AC power input problem Check the fuse Verify LSRI monitor is 4 5V 0 3 If not laser may have overheated Disconnect power or remove plug in and allow to cool Try again with better airflow If an optical p
21. xcom proves to be defective This warranty does not 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 B 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 watranties expressed or implied Foxcom sales agents or representatives are not authorized to make commitments on warranty returns Foxcom Proprietary Information 5 Document No 93 005 28 C 7320 IFL Installation and User s Guide Front Chapter C 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 resul
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