PMN-1 User Manual
Contents
1. If you are unable to insert the plug into the outlet try reversing the plug If the plug still does not fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of a polarized plug Servicing Refer all servicing to qualified personnel Opening or removing covers may expose dangerous volt ages When replacement parts are required make sure the service technician uses only replacement parts recommended by Pico Macom Unauthorized substitutions may result in fire electric shock or improper op eration of the unit Cleaning Unplug the unit from the AC power outlet before cleaning Do not use liquid or aerosol cleaners Lightning For added protection during a lightning storm or when the equipment is left unattended or unused for long periods unplug it from the power outlet and disconnect the cables between the equipment and the antenna subsystem These precautions will prevent damage to the equipment that could be caused by light ning strikes or power line surges NOTE TO CATV SYSTEM INSTALLERS This reminder is provided to call your attention to NEC Articles 810 21 820 22 and 820 40 that provide guidelines for proper grounding In particular these articles specify that the cable ground shall be connected to the building grounding system as close to the point of cable entry as practical Optical Output Safety General 1310nm Optical Transmitter units may emit harmful invisible laser radia tion The2. televisions modems set top boxes with some margin to share for coax loss The PMN 1 return transmitter provides a 1310 nm optical signal with 5 to 42 MHz RF bandwidth at O dBm output power A reverse test port provides RF signals which are 20 dB from the 5 42 MHz signals on the coax connected to the RF Out F connector The PMN 1 uses SC APC connec tors for the return path optical signal output A LED lights when the receiver power is present for simple monitoring use A test point is provided to monitor optical signal level with 1V mW scal ing The PMN 1 operates from a 12 to 15 VDC external source That power may be carried on the RF output coax into the PMN 1 if a remote powering solution is needed The typical approach is to use the 120 or 240 VAC AC power adapter included with the node and supply power directly to the PWR IN port The node may be mounted where convenient for fiber and RF coax wiring and with the power adaptor located at a local wall socket power source The use of F connectors on the PMN 1 and the power adaptor allow the installer to use coax cable connectors connector tools and retaining clips to make custom installations of the length and routing needed using tools and components already in hand The PMN 1 typically uses only 5 watts or less for all functions The typical installation would be a wall mounting with slots provided on both sides of the node s housing for a 8 10 screw and washer the lightweight makes a tw
3. BmV Frequency Range 5 to 42 MHz Frequency Response lt 0 5dB Input Return Loss gt 16 dB 18 dB typ 8 www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 M PICO MACOM 4 Reverse Optical Performance SPECIFICATION LIMITS Wavelength 1310 nm Output Level O dBm typ 3 to 3 dBm 0 5 to 2 mW SC APC Optical Return Loss gt 45 dB 5 General SPECIFICATION LIMITS 12 15 Vdc 350 400 mA watt typ 1 Dedicated female F connector for use with supplied AC adaptor Power Connections 2 DC power extraction for female f connector RF port for use with power on coax powering solution 20 to 65 C on chassis base 40 C max recommended 4 4 H x 5 2 W x 1 35 D Temperature Range CONTACT US 858 546 5050 Owners Manual www picomacom com 9 My PICO MACOM Chapter 3 Installation and Operation 1 Unpacking the Unit Please inspect the cartons on receipt and note damage to the carton and inspect for possible unit damage If damage is found please contact shipper immediately before unpacking to follow that shipper s procedure for claims Please open the carton and unpack carefully Locate items such as the owner s manual and power cord Do not connect a unit to power if there is serious mechanical damage to prevent possibly unsafe conditions 2 Before Mounting The PMN 1 Mini Indoor Optical Node has no internal configuration switches and no internal user adjustments or controls To p
4. Our goal is your complete satisfaction If for any reason our products were not quite what you anticipated simply call your customer service rep and we will be happy to assist you in replacing or returning the order You may return Current non discontinued items for full credit for up to 30 days from invoice date Our requirements are simple Excepting defective items the products must be returned in their original packaging and in re salable condition Restocking fees may otherwise apply beyond this period or if products are not returned in their original condition Please contact your customer service rep for more information One year warranty if sold outside U S A CONTACT US 858 546 5050 Owners Manual www picomacom com 17 44 PICO MACOM 6260 Sequence Drive San Diego California 92121 Sales 800 421 6511 Phone 858 546 5050 Fax 858 546 5051 sales picomacom com www picomacom com
5. PICO MACOM Included Mini Indoor Optical Node PMN 1 Owners Manual Please read this manual thoroughly before use Keep this manual handy for future reference Visit Our Web Site www picomacom com Contact Us 858 546 5050 Toll Freee 800 421 6511 My PICO MACOM PMN 1 Mini Indoor Optical Node OWNERS MANUAL This manual is intended for use by purchasers of Pico Macom PMN 1 Mini Indoor Optical Node s and their qualified technicians This document is the property of Pico Macom and embodies proprietary subject matter All design manufacture reproduction use and sale rights regarding the same are expressly reserved This manual may not be reproduced without written consent from Pico Macom All copyright patent and trade secrets for this manual the product and its included software are expressly reserved by Pico Macom SAFETY CONSIDERATIONS CAUTION RISK OF ELECTRICAL SHOCK Do Not Open w i P For user safety one or more of the caution labels shown here may be affixed to the side or rear pan els of this equipment The significance of the two symbols enclosed by triangles is described below This symbol means that dangerous voltages are present within the equipment These voltages are not insulated and may be of sufficient strength to cause serious bodily injury if touched This symbol may also appear on schematics This symbol calls attention to a critical procedure or means that refer you to the instruc
6. V if not adjust the distribution system sources to bring the input to the target If the voltage measures more than 2Vdc the optical input power is more than 2mW 3dBm i e offscale high If the voltage measures less then 0 25 Vdc it means the op tical input power is less than 0 25mW 6dBm i e off scale low 14 www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 M PICO MACOM 5 Maintenance The PMN 1 node contains no internal user adjustments The most likely cause of decreased performance that may be addressed by users is contamination in the SC APC connector s The optical fiber connectors may be contaminated by the slightest touch to human skin or other apparently clean surfaces This contamination is transferred in to the bulkhead connector and remains when the fiber connector is removed Over time this will cause decreased and intermittent output levels Users may correct this condition as follows using commonly available fiber cleaner kits One possible source is www fiberinstrumentsales com 1 Remove fiber connector from the SC APC bulkhead connector on the Mini node 2 Clean bulkhead connector using standard fiber cleaning tools such as Optipop 2 5mm stick cleaner Slide stick into the bulkhead and scrub contamination of the bulkhead In the absence of commercial cleaning tools a pipecleaner and isopropyl alcohol may be used A less effective solution is to use canned clean air with nozzle to blow con
7. ectors Prepare the fiber s connector by cleaning the optical tip An example cleaner is shown above and is used by stroking the tip in one direction only on the cleaning material Isopropyl alcohol and lint less cleaning wipes Kimwipes are also suitable Do not use cotton cloth or swab due to lint Failure to clean the fiber cables inserted into the Mini node will cause dirt to accumulate in the PMN 1 connector This will decrease transmitted optical power and degrade RF output at the distant receiver Clean the fiber s connector each time it is re inserted into the Mini node Hold the SC APC fiber connector near the Mini node bulkhead connector and align it with the bulkhead connector Note that one long side of the SC APC fiber connector has an alignment rib or pin that matches with the slot in the bulkhead connector Insert the fiber connector into the Mini node bulkhead connector until it seats the alignment rib should near the end of the slot and the fiber connector aligned squarely with the bulkhead connector Confirm that the LASER ON LED is lighted as a general check Check transmitted optical power if desired by using a voltmeter between the chassis and the LASER POWER test point near the LASER ON LED The scale is 1 V mW so the target input should be 1 Vdc If the optical output level is not at or near the target level of 1 mW 1 Vdc check the REVERSE TP level with RF tools spectrum analyzer or power meter It should be 15 m
8. esses Do not restrict the airflow around the chassis by closely covering the unit Do not position the unit where heat exhausted from other nearby equipment may adversely affect the unit 10 www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 My PICO MAC OM 4 Making Connections 4 1 Power Adaptor Connection and Initial Power Up If you have and will use a 12 15 Vdc power inserter that may be connected to the main RF coax either locally or at the distant end of the coax ignore the remainder of this section Ensure splitters and other line elements are power passing The PMN 1 will extract the DC powering from the coax on the RF OUT port if present and no other power need be connected If using the supplied power adaptor position the adaptor where AC mains power is available and route cabling to the Mini node Ensure the AC Mains powering matches the adaptor rating before connecting the cabling Use professional tools to crimp the coax cable terminations they must be well crimped to ensure reliable ground connections Connect the cable to the PWR IN F connector in upper left corner of the Mini node and snug firmly If using a torque wrench tighten to 20 inch pounds Do not over tighten Connect the power adaptor to the Mains power and observe the LASER ON LED It will light if power is properly supplied If the LASER ON led fails to light check presence and level of DC voltage at power adaptor and at cable co
9. iginal purchaser the product which upon inspection by Pico Macom appears to be defective or not conforming to factory specifications Pico Macom will cover the cost of parts labor and return freight from factory Warranty Limitations This warranty excludes coverage of damage or inoperability resulting from 1 use or installation other than in strict accordance with Pico Macom s written instructions 2 disassembly or repair by someone other than Pico Macom or a Pico Macom authorized repair center 3 misuse misapplication or abuse 4 alteration 5 lack of reasonable care or 6 wind ice snow rain lightning power surges excessive heat or any other weather conditions or acts of God Pico Macom s warranty with respect to third party proprietary sub assembly modules and or private label products are limited to the duration and terms of third party vendors warranty Pico Macom shall in no event and under no circumstances be liable or responsible for any consequential indirect incidental punitive direct or special damages based upon breach of warranty breach of contract negligence strict tort liability or otherwise or any other legal theory arising directly or indirectly from the sale use installation or failure of any product acquired by buyer from Pico Macom This limited warranty extends to the original purchaser Pico Macom reserves the right to modify or discontinue this warranty at Pico Macom s sole discretion without n
10. k ten a ak n mammals caiman 8 la RON Open TE ONE kaa st bo ip a a ay n a l a ft a a te l a a a n ki e a a aa bd ptit aret 8 2 RECEIVER KE POMONTIAMEN ewo a tabak ft son fa l la e n tt a a lt d a a a A a ok e kl a S n e te 8 3 Reverse RF PEPTIC Cap eta bik ae nase pyan k ss app pi ae cn aid re paran kis aa nnn bebe ni eceadasaedogannasusonentataxsenennn elias 8 a Revere Optical FO ONI E eurenean OE REEERE I EEEa RE 9 e o E E E E E A E E T A E A E e an ent ea ie ae de eti 9 Chapter 3 Installation and Operation 20 0 0 cee cceeeeennnneeeeeeeeeeeeeeeeeeeeeeeeeeennannaeeeeeeeeeeeeeeeeeeeeeeenenaaaeeeeeeeeeees 10 Ti SRG MS TS IRI Cees cesses a k aad a ik a pa a E E E bat Da po au Bas A jOt Non ao kas isk pa as e bonn 10 de DO NOUNS piano aaa to vi kiba E ka se Diktat ka Ra n Do quae Si AB pea ba ko e Ede 10 s INOUE aces see kiye ka pati E ee a e a E E a tees cae tec a E a ta ka a a ka a ba ka kb aa aba 10 Bol Spacing and COO apes coer ce woti ta ea to is ka ea tk ease occ kn n apa pk kak e a ew ed en eee A ae e A a e A e ae 10 Be MINE SOIC OS ae ka piti po pik e sores on ee con E a ap ia pasa a da a ad laaa aaa aa ana a pala se NOYE 11 4 1 Power Adapter Connection and Initial Power Up eee eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeegs 11 42 WO AC SHOE ON NC L OM yn kok rt al kn pont ape e sye ont ape pe e e a l a tn ak a a apa n e tn mia bn ei a aie eka ske 12 13 dea OSC LON OO MON fi kant kw sott on ra ki tp ka
11. nari an rl e on ekta tl ab kai el a E na an a ki ek tan k tat EE a a at a e ki ta bay 13 ae We Uy A DN CAC ORM CON dp ok n pt a a pa r pt EEE a a pa oka Da ba aaa Ron 14 Ne ANNO ANN CE kay veb aye yi ka baf bi ba bk bi ye bn ik bb ba t kb n A Di io e ka kb bi di p kot yi ab ba Va pi p an s vi pa pios AE 15 Chapter 4 Block Diagram llllllllllllllllleo tett tata aa aaeae ee ee aaa aaa aaa aa aaa aooott tet ttassseseaaaaaaaaoooooooooooooooosssssesenoaooooooe 16 NN MWN ki tk piy j AE a n EE a E e a a a AE a a E E a ere a kk ka a a 17 CONTACT US 858 546 5050 Owners Manual www picomacom com 5 My PICO MACOM Chapter 1 Introduction 1 Introducing the PMN 1 Mini Indoor Optical Node The PMN 1 is a two way optical node with a downstream forward signal path and a return signal path The downstream signal path includes an optical receiver followed by RF circuitry to extract and amplify the signal from the optical receiver into a coax cable connector The return reverse signal path accepts signals from the coax in the 5 42 MHz range and diplexes these signals into the return laser transmitter The PMN 1 is an ideal platform for delivering video analog NTSC channels or digital QAM channels or a mixture of both as well as high speed data services over today s advanced hybrid fiber coax HFC networks The small size makes it ideal for installations serving apartment blocks corporate campus buildings or similar where there is an ind
12. nnection to the Mini node CONTACT US 858 546 5050 Owners Manual www picomacom com 11 My PICO MACOM 4 2 Forward Fiber Connection e The fiber with the forward path signal must be terminated with a SC APC connector or a SC APC pigtail must be spliced onto the fiber The SC APC connector is a rectangular shaped green connector Blue color SCUPC connector will fit in the Mini node socket but do not transfer optical power effectively e Ensure that you have a fiber carrying less than 3 dBm power level before connecting to the Mini node Excessive power may damage the receiver We recommend checking with an optical power meter with SC ACP connection If above 3 dBm use an external optical attenuator SC APC female male type is needed to bring the level to approximately 0 dBm e When ready to make the optical connection remove and retain the plug in the RCVR optical connector in the lower right corner e Prepare the fiber s connector by cleaning the optical tip An example cleaner is shown be low and is used by stroking the tip in one direction only on the cleaning material Isopropyl alcohol and lint less cleaning wipes are also suitable Do not use cotton cloth or swab due to lint Failure to clean the fiber cables inserted into the Mini node will cause dirt to accumulate in the PMN 1 connector This will decrease received optical power and degrade RF output e Hold the SC APC fiber connector near the Mini node bulkhead connector and align i
13. o screw installation simple This manual details the unit specifications describes any issues that may be critical to your instal lation discusses the operation and finally outlines actions if you have problems with the unit If you read and follow the installation and operation chapters the PMN 1 should provide you years of simple reliable operation 2 Features Complete two way node in minimum size Wall mountable chassis Forward signal bandwidth of 53 to 1000 MHz SC APC Input and Output for efficient easy interconnection to your network Standard 75 ohm female F connector for RF forward output reverse input Superior RF connection return loss 25 dBmV output level drives many downstream devices Superior RF signal performance based on GaAs technology Powering via local mains power AC using supplied adaptor or via coax carried power solution Low operating power requirement e LEDs monitor presence of optical signals e Test points are provided to monitor optical signal levels CONTACT US 858 546 5050 Owners Manual www picomacom com 7 My PICO MACOM Chapter 2 Specifications 1 Receiver Optical Performance SPECIFICATION LIMITS Wavelength 1290 to 1600 nm Input Level 6 to 2 dBm 0 25 to 1 6 mW SC APC Optical Return Loss gt 45 dB 2 Receiver RF Performance SPECIFICATION LIMITS Loaded with 78 Analog Channnels 1dBm Input 3 Reverse RF Performance SPECIFICATION LIMITS RF Input Level 15 d
14. oor loca tion and nearby AC power The low cost allows fiber deep dedicated node to customer solutions where high bandwidth is dedicated to a commercial user or situations where coax noise ingress would be a problem Despite its small size the PMN 1 includes superior proven technologies in both RF amplifier and optical components to provide the full complement of functions required by advanced networks The PMN 1 receiver accepts one single mode fiber with a SC APC connector with optical signals in the 1290 1600 nm wavelength range making the PMN 1 suitable for common optical network systems The forward signal may include a RF signals from 53 to 1000 MHz allowing for future bandwidth expansion or for installations such as corporate sites that need to carry today s broad band spectrum of 54 to 860 MHz and additional channels for that particular site s needs in nar rowcast channels positioned above 860 MHz A LED lights when an optical signal is present for your use as a simple monitor A test point is provided to monitor optical signal level with 1V mW scaling 6 www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 M PICO MACOM The PMN 1 RF amplifier uses GaAs technology to provide 25 dBmV to the RF output port and the 20dBc output monitoring port with superior return loss CSO CTB performance In an example apartment application the PMN 1 and splitters without an additional launch amplifier can provide up to 64 devices
15. otification No other warrantees are expressed or implied Damage or Shortage Claims Our shipping staff carefully packs and ships your orders in compliance with common carriers requirements Please make note of any obvious damage or shortage on the freight bill or carrier s receipt next to your signature The carri er s agent must too sign acknowledging the loss Failure to do so may result in the carrier s refusal to honor the claim Please open your order immediately upon receipt to check for concealed damage and compare the packing list to the items shipped If damaged keep the original shipping cartons for possible inspection by the carrier You must report claims for loss or damage within 3 days of delivery while claims for erroneous charges or price corrections must be presented within 30 days of invoice date Returning Shipped Items To return any shipped items including those shipped for warranty repairs or credit call our Customer Service desk to request a Return Merchandise Authorization RMA number Please reference the original invoice number and purchase date and product serial number if any Be certain to mark the RMA number on the package boldly and legibly Unless we specify a different carrier please ship your returned items to us via UPS freight prepaid and fully insured If returned for credit we will promptly process your request upon receipt of your return order Our Return Policy Your Satisfaction Guaranteed
16. put to the end user You may wish to test the output on a local television as a monitor initially before connecting to the distribution system but you will have to use the RF TEST port which is 20 dB lower than the RF OUT or use 20 25 dB attenuation between the RF OUT and the television Many televisions expect 5dBmV as the highest signal level they will receive so the 25 dBmV output must be reduced When finished with testing the RF OUT port signal remove any undesired attenuation and connect this port to the distribution system CONTACT US 858 546 5050 Owners Manual www picomacom com 13 My PICO MACOM 4 4 Return Optical Connection You may omit connecting a return path fiber and the Mini Node will operate satisfactorily as a one way forward only downstream only node Assuming you wish two way forward and return operation continue as follows The fiber with the return path signal must be terminated with a SC APC connector or a SC APC pigtail must be spliced onto the fiber The SC APC connector is a rectangular shaped green connector Blue color SC UPC connector will fit in the Mini node socket but do not transfer optical power effectively and may damage the PMN 1 node When ready to make the optical connection remove and retain the plug in the LASER OUT optical bulkhead connector near the edge of the node Retain these plugs and reinstall when fiber connectors are not installed to maintain cleanliness of the optical bulkhead conn
17. revent unsafe conditions please do not open the unit Opening the PMN 1 will also void the warranty 3 Mounting The PMN 1 chassis is designed for installation on a wall or other suitable flat surface We recom mend an installation plan that puts the PMN 1 chassis near the fiber and coax paths and routing power as required to that location either using the supplied adaptor or using your own DC coax powering solution The chassis base has two mounting ears one on the upper right corner near the RF OUT connec tor and one at the lower left near the REVERSE TP These semi rectangular openings slots accept a 10 screw The base is 2 inch thick allow sufficient additional screw length to attach the Mini node to the surface securely typically 1 1 4 inch minimum Anchors are recommended for drywall and other soft materials to prevent the screws from pulling out while tightening the F connectors Some supplied power adaptors mount directly onto the wall socket for local AC power Mains other adaptors may have detachable Mains power cords and must be positioned on a surface out of the way of traffic where they are not likely to be bumped and or kicked 3 1 Spacing and Cooling The PMN 1 node is very low power consumption so thermal dissipation is generally not an issue The Mini node will dissipate small amounts of heat into the surface to which it is attached and into the air Do not attach to a surface that is heated by other equipment or proc
18. se products may emit harmful laser radiation if powered on and the case is opened or the beam path is exposed CONTACT US 858 546 5050 Owners Manual www picomacom com 3 4 My PICO MACOM Laser Safety Information The PMN 1 Mini Indoor Optical Node Transmitter modules are classified as Class 1M per IEC EN 60825 1 A2 2001 This product complies with FDA CDRH 21 CFR 1040 10 and 1040 11 except for deviations pursuant to Laser Notice No 50 dated 26 July 2001 Viewing the laser output with certain optical instruments for example eye loupes magnifiers and microscopes within a distance of 100 mm may pose an eye hazard Laser power up to 20 mW at 1310 nm could be accessible if optical con nector is open or fiber is broken Lasers are on powered when ever the DLC chassis is powered CAUTION Use of controls adjustments and procedures other than those specified herein may result in hazard ous laser radiation exposure www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 M PICO MACOM TABLE OF CONTENTS Chapter 1 Introduction ccccscesssccccccccceceeceessssssssssnnanaacceceeseeeeeesssssesssseesseeaaaaaaeeeeeeeseeeesessseeessnaaaaaaaeeseesees 6 1 Introducing the Pico Macom PMN 1 Mini Indoor Optical Node ceeeeeeeeeeenneeeeeeeeeeeeeeeeeeeeeeennnaaees 6 7 R E eee so ee AA OA E E A E eae Chapter 2 Specifications sisin cincaen goosayla loa herder ao dra pk pan anl e an jn edd a i
19. t with the bulk head connector Note that one long side of the SC APC fiber connector has an alignment rib or pin that matches with the slot in the bulkhead connector Insert the fiber connector into the Mini node bulk head connector until it seats the alignment rib should near the end of the slot and the fiber connector aligned squarely with the bulkhead connector e Clean the fiber s connector each time it is reinserted into the Mini node FAILURE TO CLEAN THE FIBER CABLES BEFORE INSERTION INTO THE MINI NODE IS CONSIDERED ABUSE AND REPAIRS DUE TO DIRTY CONNECTORS ARE NOT COVERED UNDER WARRANTY 12 www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 My Pico mMAcOoM Example of a fiber cable cleaner source Fiber Instrument Sales www fiberinstrumentsales com e f optical power is present on the fiber the OPTICAL POWER LED will be on e Check received optical power by using a voltmeter between the chassis and the OPTICAL LEVEL test point near the OPTICAL POWER LED e The scale is 1 V mW so the target input should be 1 V e If the voltage measures more than 2V the optical input power is more than 2mW 3dBm e If the voltage measures less then 0 25V it means the optical input power is less than 0 25mW 6dBm 4 3 Coax Connection At this point you may connect a coax cable to the RF OUT port and then to the local coax distri bution system splitters combiners amplifiers etc to provide this out
20. tami nation out of the bulkhead 3 Clean the connector plug and insert it into the bulkhead connector if a fiber connector is not to be used immediately Or clean the fiber connector using handheld fiber connec tor cleaner as shown earlier in this manual and insert directly into the bulkhead connector until fully seated CONTACT US 858 546 5050 Owners Manual www picomacom com 15 16 My PICO MACOM Chapter 4 Block Diagram The diagram below is for general information purposes to allow user to better understand the PMN 1 node operation There are no internal user adjustments or repairs possible The ATT and EQ shown in the block diagram are factory tuning adjustments and fixed at the factory These are not available for users to change FIBER IN O RE TEST 20dB AMP1 ATTI AMP2 w z i H RF OUT ll A N w W OPT POWER DISPLY see f POWER REV TRANSMITTER REV AMPLIFIER y DC 12V FIBER OUT s El poo Ws TEST 20dB LEASER POWER Bispiy lt 1V mW Kf www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 M PICO MACOM Warranty Limited Warranty geese Pico Macom warrants to the original purchaser that all of its new products are of sound design quality ma terials and workmanship at the time of manufacture and will be free from related defects for one year from the original purchase date Pico Macom will repair or at its discretion replace without cost to the or
21. tion manual for operating or service information Only qualified service personnel are to install or service the equipment This symbol may also appear in text and on sche matics WARNING To reduce the risk of fire or electrical shock do not expose this equipment to rain or moisture D www picomacom com Owners Manual CONTACT US TOLL FREE 800 421 6511 My PICO MACOM IMPORTANT SAFEGUARDS Pico Macom strongly advises you to read and understand the following safety instructions prior to installing and operating this equipment Read These Instructions First All safety and operating instructions should be read before installing or operat ing this equipment Safety and operating instructions should be retained for future reference Retain This Instruction Manual Safety and operating instructions should be retained for future reference Heed Warnings All warnings on the equipment and in this Owner s Manual should be adhered to Ventilation Do not block or cover openings in this equipment These are provided for ventilation and protec tion from overheating Maximum operating ambient temperature is 40 C Power Sources Operate this equipment only from the type of power source indicated on the rear panel Grounding or Polarization This equipment may be equipped with a polarized AC line plug a plug having one blade wider than the other or a different shape This plug will fit into the power outlet only one way This is a safety feature
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