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        3Com 3CRWEASYA73 Network Card User Manual
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1.    17    Italiano  Italian  Con la presente 3Com Corporation dichiara che questo RLAN device  qd    conforme ai requisiti essenziali ed alle altre disposizioni pertinenti  stabilite dalla direttiva 1999 5 CE    Latviski  Latv ian  Ar So 3Com Corporation deklare  ka    p 1999 5 EK b  tiskaj  m pras  b  m un citiem ar to saist  tajiem  noteikumiem   i orporation deklaruoja  kad Sis   Lithuanian  esminius reikalav imus ir kitas 1999 5 EB Direktyvos nuostatas   Nederlands  Dutch    Hierbij verklaart 3Com Corporation dat het toestel RLAN device in  pues overeenstemming is met de essenti  le eisen en de andere relevante  bepalingen van richtlijn 1999 5 EG    Malti  Maltese  Hawnhekk  3Com Corporation  jiddikjara li dan RLAN device  jikkonforma mal  ti ijiet essenzjali uma provv edimenti o rajn   p relev anti li hemmfid Dirrettiva 1999 5 EC    Magy ar Alul  rott  3Com Corporation ny ilatkozom  hogy a RLAN device   Hungarian  megfelel a v onatkoz   alapv et   k  v etelm  ny eknek   s az 1999 5 EC  LAM ir  ny ev egy   b el    r  sainak    Polski  Polish  Niniejszym 3Com Corporation o  wiadcza  ze device jest  zgodny z zasadniczy mi wy mogami oraz pozostaly mi stosowny mi  postanowieniami Dy rekty w 1999 5 EC    Portugu  s 3Com Corporation declara que este RLAN device est   conforme    Portuguese  com os requisitos essenciais e outras disposi    es da Directiva  1999 5 CE    Slov ensko 3Com Corporation izjav lja  da je ta device v skladu z    Slov enian  bistv enimi zahtev ami in ostal
2.  2     3COfTi Quick Start Guide    3Com Wireless    802 11a Outdoor Building to Building  Bridge and Access Point  3CRWEASYA73   WL 575    The 3Com WL 575 802 11a Outdoor Building to Building Bridge and Access Point provides IEEE  802 11a or 802 11b g wireless access to the network  The bridge offers a fast  reliable  and cost   effective solution for connectivity between remote Ethernet wired LANs or to provide Internet access  to an isolated site     Power is supplied by Power Over Ethernet  PoE  using a   e  3Com propriety PoE Injector  output  48V 60W     About This Guide    This Quick Start Guide describes the basic installation of the bridge  It covers the following topics   e 3Com WL 575 Outdoor Building to Building Bridge and Access Point  e Observing Safety Precautions   ep 1  Unpacking the Bridge   ep 2  Preparing for Installation   ep 3  Mounting the Bridge   ep 4  Connecting External Antennas   ep 5  Connecting Cables   ep 6  Connecting the Power  PoE Injector    ep 7  Checking the LED Indicators   ep 8  Aligning Antennas     Troubleshooting       S  S  S  S  S  S  S  S    3Com WL 575 Outdoor Building to Building Bridge  and Access Point Features    Bottom View       d  Tight Test Point     DO NOT REMOVE     Console Po PoE Connector    Connector    LEDs    Grounding Point    Top View Integrated Antenna    B       N Type External N Type External N Type External  Antenna Connector Antenna Connector Antenna Connector   2 4 GHz   5 GHz   2 4 GHz        Feature Descrip
3.  For additional lightning protection  use lightning rods  lightning arrestors     H CAUTION  Be sure that grounding is available and that it meets local and national  or surge suppressors     Ground Wire          6 Connecting the PoE Power Injector    To connect the wireless bridge to a power source     H CAUTION  Do not install the power injector outdoors  The unit is for indoor installation  only     NOTE  The wireless bridge s Ethernet port does not support Power over Ethernet  PoE    H based on the IEEE 802 3af standard  Do not try to power the unit by connecting it directly  to a network switch that provides IEEE 802 3af PoE  Always connect the unit to the  included power injector     1 Connect the Ethernet cable from the wireless bridge to the RJ 45 port labeled  Output  on  the power injector     2 Connect a straight through unshielded twisted pair  UTP  cable from a local LAN switch to    the RJ 45 port labeled  Input  on the power injector  Use Category 5e or better UTP cable  for 10 100BASE TX connections     NOTE  The RJ 45 port on the power injector is an MDI port  If connecting directly to a  computer for testing the link  use a crossover cable     AC power       Input    from    Ethernet Hub   Switch ore         Power LED indicator       Output    to Bridge    3 Insert the power cable plug directly into the standard AC socket on the power injector     4 Plug the other end of the power cable into a grounded  3 pin socket  AC power source     NOTE  For Internation
4.  lt   Main Lobe  Maximum  gt  gt  RSSI Value  RSSI  SEDE Side Lobe  4 amp     Maximum       Maximum Signal Strength Position  for Horizontal Alignment    To align the antennas in the link  monitor the signal strength LEDs or the RSSI value in the management  interface  Start with one antenna fixed and then perform the following procedure on the other antenna     12    Note  The RSSI value can be configured through management interfaces to display a value  for specific WDS bridge links     tbhgQ O O O Power      Wn n HH LG II  High 11a Signal     gw   11a O O O Olik    WO OQ O O Power  Medium 11a Signal     1a I Link       1O O O O Power    Wn n HE II  Low 11a Signal     e 14  O O O Qux          Pan the antenna horizontally back and forth while checking the LEDs  If using the pole   mounting bracket with the unit  you must rotate the mounting bracket around the pole   Other external antenna brackets may require a different horizontal adjustment     Find the point where the signal is strongest  all LEDs on  and secure the horizontal  adjustment in that position     Note  Sometimes there may not be a central lobe peak because vertical alignment is too  far off  only two similar peaks for the side lobes are detected  In this case  fix the antenna  so that it is halfway between the two peaks     Loosen the vertical adjustment on the mounting bracket and tilt the antenna slowly up and  down while checking the LEDs     Find the point where the signal is strongest and secure the vert
5.  must be installed in compliance with local and national building codes  regulatory  restrictions  and FCC rules  For the safety of people and equipment  only professional network personnel  should install the bridge     WARNING  To comply with FCC radio frequency  RF  exposure limits  a minimum body to   AN antenna distance of 20 cm  8 in   must be maintained when the bridge is operational     WARNING  To avoid possible injury or damage to equipment  you must use power supply equipment  that is safety certified according to UL  CSA  IEC  or other applicable national or international safety  requirements for the country of use  All references to power supply in this document refer to equipment  meeting these requirements     1 Unpacking the Bridge    Make sure that you have the following items  which are included in the package     e One 3Com Outdoor 11a Building to Building Bridge and 11bg Access Point  e Mounting bracket and hardware   e One Weatherproof Category 5 network cable   e One Weatherproof Console to RS232 cable   e PoE power injector  Ethernet connector and AC power cord   e One grounding screw  not attached   e This Quick Start Guide   e One CD ROM containing the Setup Wizard software and User s Manual   e One Warranty Flyer     Optional  One N type RF coaxial cable    2 Preparing for Installation    It is advisable to connect and check the PoE connection  Ethernet cables  and LEDs before installing the  bridge in a hard to reach location  Additionally  observe 
6. al use  you may need to change the AC line cord  You must use a  line cord set that has been approved for the socket type in your country     5 Check the LED on top of the power injector to be sure that power is being supplied to the  wireless bridge through the Ethernet connection     10    7 Checking the LED Indicators    The bridge   s 11a and 11b g LEDs operate in two display modes  which are configurable through the  software  The default AP mode indicates data traffic rates  The RSSI mode indicates the received signal  power and is for use when aligning antennas in a bridge link     When the bridge is connected to power  LEDs indicate as follows     LED       Color    Indicates       2 P Power  9 9 Powe    pg 9 S   Tm MELELLEELLLLEL E    129 9 9    Link    Green    The bridge is powered up and operating  normally        Off    The bridge is not receiving power or there is a  fault with the power supply        Amber    The system is under cold reset status        Link    a       Green    The bridge has a 10 100 Mbps Fast Ethernet  connection  but there is no activity        Flashing    Indicates that the bridge is transmitting or  receiving data on a 10 100 Mbps Ethernet LAN   Flashing rate is proportional to network activity        Off    No link is present or the Ethernet LAN port is  disabled        11a     Three  LEDs     Green  and  Flashing    The 802 11a 5 3 GHz radio is enabled   RSSI Mode     One fully lit LED indicates a low RSSI output    level  two LEDs a med
7. ar plate to the bridge with the supplied screws     W     0      4  4                           Y 4                                                   EE    i     H    4 Attach the bridge with bracket to the plate already fixed to the pole        5  Usethe included nuts to secure the wireless bridge to the pole bracket  Note that the  wireless bridge tilt angle may need to be adjusted during the antenna alignment process   Be sure to take account of the antenna polarization direction  all antennas in a link must be  mounted with the same polarization     Using the Wall Mounting Bracket    Perform the following steps to mount the unit to a wall using the wall mounting bracket     CAUTION  The wall mounting bracket does not allow the bridge s integrated antenna  H to be aligned  It is intended for deployment using a 5 0 GHz external antenna     1 Always attach the bracket to a wall with the flat side flush against the wall  see following  figure                     2 Position the bracket in the intended location and mark the position of the four mounting  screw holes     3 Drill four holes in the wall that match the screws and wall plugs included in the bracket kit   then secure the bracket to the wall     4  Usethe included nuts to tightly secure the wireless bridge to the bracket        4 Connecting External Antennas    The bridge s primary antenna is it s built in internal antenna  For some applications when deploying an  WL 575 unit for a bridge link or access point operatio
8. cally restart operation on a channel free of radar  You may consult with  the local technical support staff responsible for the wireless network to ensure the Bridge   Access Point device s  are properly configured for European Community operation    This device employs a radar detection feature required for European Community operation in  the 5GHz bands  This feature must be activated in order to use ad hoc operation  The  presence of nearby radar operation may result in interruption in communications of this  device  It will be necessary to configure ad hoc operation on another channel    Ad hoc mode provides a direct communication between two client devices without a Wireless  LAN Access Point     Brazil RF Compliance    Este produto est   homologado pela ANATEL  de acordo com os procedimentos regulamentados pela    Resolu    o 242 2000  e atende aos requisitos t  cnicos aplicados     Opera em car  ter secund  rio  isto     nao tem direito a prote    o contra interfer  ncia prejudicial     mesmo de esta    es do mesmo tipo  e n  o pode causar interfer  ncia a sistemas operando em car  ter    prim  rio     Para maiores informa    es  consulte o site da ANATEL   www anatel gov br    Korea RF Compliance    This device may cause radio interference during its operation  Therefore service in relation to human  life security is not available     19    Safety Information    AC Power Adapter     Input  100 240 AC  50 60 Hz   e Output  48 VDC  1 2 A   e Power consumption  13 2 watt
9. esired operation        3Com Outdoor 11a Building to Building Bridge and  11bg Access Point    Model WL 575             Industry Canada   RF Compliance   This device complies with RSS 210 of Industry Canada    Operation is subject to the following two conditions   1  this device may not cause interference  and   2  this device must accept any interference  including interference that may cause undesired  operation of this device    L utilisation de ce dispositif est autoris  e seulement aux conditions suivantes   1  il ne doit pas  produire de brouillage et  2  l utilisateur du dispositif doit   tre pr  t    accepter tout brouillage  radio  lectrique recu  m  me si ce brouillage est susceptible de compromettre le fonctionnement du  dispositif    The term  IC  before the equipment certification number only signifies that the Industry Canada  technical specifications were met    To reduce potential radio interference to other users  the antenna type and its gain should be so  chosen that the equivalent isotropically radiated power  EIRP  is not more than that required for  successful communication  To prevent radio interference to the licensed service  this device is  intended to be operated indoors and away from windows to provide maximum shielding  Equipment   or its transmit antenna  that is installed outdoors is subject to licensing    Pour empecher que cet appareil cause du brouillage au service faisant l objet d une licence  il doit  etre utilize a l interieur et devrait 
10. etre place loin des fenetres afin de Fournier un ecram de blindage  maximal  Si le matriel  ou son antenne d emission  est installe a l exterieur  il doit faire l objet d une  licence    High power radars are allocated as primary users of the 5 25 to 5 35 GHz and 5 65 to 5 85 GHz  bands  These radar stations can cause interference with and or damage this device     This device must not be co located or operated in conjunction with any other antenna or transmitter   Industry Canada   Emissions Compliance Statement   This Class B digital apparatus complies with Canadian ICES 003    Avis de Conformit      la R  glementation d Industrie Canada    Cet appareil num  rique de la classe B est conform    la norme NMB 003 du Canada     Safety Compliance Notice    This device has been tested and certified according to the following safety standards and is intended  for use only in Information Technology Equipment which has been tested to these or other  equivalent standards    e UL Standard 60950  3rd Edition  or 60950 1   e  CAN CSA C22 2 No  60950 or 60950 1    16    e IEC 60950 1  e EN 60950 1    EU Compliance    Ceo    Usage restrictions apply   See documentation       This equipment may be operated in  mm  T  i          ntended use  IEEE 802 11b g a radio LAN device    OTE  To ensure product operation is in compliance with local regulations  select the country in  which the product is installed  Refer to installation instructions        Cesky  Czech  SCom Coporation t  mto prohla  
11. ia  Cyprus   Czech Republic  Denmark  Estonia        124  128  132  136  140 Finland  France  Germany  Greece   Hungary  Iceland  Ireland  Italy  Latvia   Liechtenstein  Lithuania  Luxembourg   Malta  Netherlands  Norway  Poland   Portugal  Slovakia  Slovenia  Spain   Sweden  Switzerland  U K                 This device may be not be operated outdoors when using the bands 5150 5350MHz   Channels 36  40  44  48  52  56  50  64     In Italy the end user must apply for a license from the national spectrum authority to operate  this device outdoors    To remain in conformance with European spectrum usage laws for Wireless LAN operation  the  above 5GHz channel limitations apply  The user should check the current channel of operation   If operation is occurring outside of the allowable frequencies as listed above  the user must  cease operating the Outdoor 11a Building to Building Bridge and 11bg Access Point at that  location and consult the local technical support staff responsible for the wireless network   The 5GHz Turbo mode feature is not allowed for operation in any European Community  country    This device must be used with the radar detection feature required for European Community  operation in the 5GHz bands  This device will avoid operating on a channel occupied by any  radar system in the area  The presence of nearby radar operation may result in temporary  interruption in communications of this device  The Bridge Access Point s radar detection  feature will automati
12. ical adjustment in that  position     Troubleshooting    Refer to the 3Com WL 575 Outdoor Building to Building Bridge and Access Point User s Guide or  the 3Com website  www 3Com com  for troubleshooting information     13    Regulatory Information    The 3Com Outdoor 11a Building to Building Bridge and 11bg Access Point  Model WL 575   3CRWEASYA73  must be installed and used in strict accordance with the manufacturer s  instructions as described in the user documentation that comes with the product     This product contains encryption  It is unlawful to export out of the U S  without obtaining a U S     Export License     This product does not contain any user serviceable components  Any unauthorized product changes  or modifications will invalidate 3Com s warranty and all applicable regulatory certifications and    approvals     Only antennas specified for your region by 3Com can be used with this product  The use of external  amplifiers or non 3Com antennas may invalidate regulatory certifications and approvals     This product can be used with the following antennas and accessories        Item Description Exclusions    Embedded 5GHz antenna  3CWE591 3Com 6 8dBi Dual Band Omni Antenna Must be used with 3CWE810   3CWE811 or 3CWE812   3CWE596 3Com 18 20dBi Dual Band Panel Must be used with 3CWE810   Antenna 3CWE811 or 3CWE812   3CWE598 3Com 8 10dBi Dual Band Panel Antenna Must be used with 3CWE810   3CWE811 or 3CWE812   3CWE810 3Com Ultra Low Loss 6 Foot N to N  connector An
13. imi relev antnimi dolo  ili direktiv e  1999 5 ES    Slov ensky  Slov ak  3Com Corporation t  mto vy hlasuje    e RLAN device spl  a z  kladn     rm  po  iadav ky a v  etky pr  slu  n   ustanov enia Smernice 1999 5 ES     Suomi  Finnish  3Com Corporation v akuuttaa t  ten ett   RLAN device tyy ppinen laite  on direktiiv in 1999 5 EY oleellisten v aatimusten ja sit   koskev ien  direktiiv in muiden ehtojen mukainen     A copy of the signed Declaration of Conformity can be downloaded from the Product Support web  page for the 3Com Outdoor 11a Building to Building Bridge and 11bg Access Point  Model WL 575   3CRWEASYA73  at http  Awww 3com com     Also available at http   support 3com com doc WL 575 EU DOC pdf  EU   Restrictions for Use in the 2 4GHz band    This device may be operated indoors or outdoors in all countries of the European Community using  the 2 4GHz band  Channels 1   13  except where noted below        e In Italy the end user must apply for a license from the national spectrum authority to operate  this device outdoors       n Belgium outdoor operation is only permitted using the 2 46   2 4835 GHz band  Channel  13    e  n France outdoor operation is only permitted using the 2 4   2 454 GHz band  Channels 1   7     18    EU   Restrictions for Use in the 5GHz band       Allowed Frequency Bands    Allowed Channel Numbers    Countries       5 15 5 35  amp  5 470   5 725GHz    36  40  44  48  52  56  60  64   100  104  108  112  116  120     Austria  Belgium  Bulgar
14. ium level  and three  LEDs the maximum level       A flashing LED indicates an intermediate RSSI  output level   AP Mode     One fully lit LED indicates a low traffic rate     two LEDs a medium rate  and three LEDs the  maximum rate       A flashing LED indicates an intermediate  traffic rate level          Off    No link is present or the 802 11a radio is  disabled        11g   Three  LEDs     Amber  and  Flashing    The 802 11g 2 4 GHz radio is enabled   RSSI Mode     One fully lit LED indicates a low RSSI output    level  two LEDs a medium level  and three  LEDs the maximum level     A flashing LED indicates an intermediate RSSI  output level  AP Mode     One fully lit LED indicates a low traffic rate   two LEDs a medium rate  and three LEDs the  maximum rate       A flashing LED indicates an intermediate  traffic rate level          Off    11       No link is present or the 802 11g radio is  disabled     8 Aligning Antennas    After wireless bridge units have been mounted  connected  and their radios are operating  bridge link  antennas must be accurately aligned to ensure optimum performance  This alignment process is  particularly important for long range point to point links  In a point to multipoint configuration the root    bridge uses an omnidirectional or sector antenna  which does not require alignment  but bridge nodes  still need to be correctly aligned with the root bridge antenna     Point to Point Configurations     In a point to point configuration  the alig
15. n  you may need to mount external antennas and  connect them to the bridge  Typically  a bridge link requires a 5 0 GHz antenna  and access point  operation a 2 4 GHz antenna  WL 575 units acting as managed APs also require an external antenna for  2 4 GHz operation     Perform these steps     1 Mount the external antenna to the same supporting structure as the bridge  within 3 m   10 ft  distance  using the bracket supplied in the antenna package    2  Connectthe antenna to the bridge s N type connector using the RF coaxial cable provided in  the antenna package     3 Apply weatherproofing tape to the antenna connectors to help prevent water entering the  connectors     NOTE  When you have connected external antennas  be sure to use the management  H interface to configure the bridge for correct antenna operation        24 GHz 5GHz 2 4 GHz    N type Connector N type Connector N type Connector  5 GHz External      gt  High gain Panel    Antenna  E                                en v        t                  2 4 GHz External  Omnidirectional  Antenna                                 RF Coaxial Cable          5 Connecting Cables    1 Attach the Ethernet cable to the Ethernet port on the wireless bridge    2  Forextra protection against rain or moisture  apply weatherproofing tape  not included   around the Ethernet connector    3  Besure to ground the unit with an appropriate grounding wire  not included  by attaching it  to the grounding screw on the unit     electrical codes 
16. nment process  requires two people  one at each end of the link  The use of cell phones or two way radio  communication may help with coordination  To start  you can just point the antennas at each  other  using binoculars or a compass to set the general direction  For accurate alignment  you  must monitor the signal strength LEDs as the antenna moves horizontally and vertically   Point to Multipoint Configurations     In a point to multipoint configuration all bridge  nodes must be aligned with the root bridge antenna  The alignment process is the same as in  point to point links  but only the bridge node end of the link requires the alignment     The signal strength LEDs indicate the received radio signal strength for a particular bridge link  The more  LEDs that turn on  the stronger the signal  Alternatively  you can monitor the Receive Signal Strength    Indicator  RSSI  value directly from the management interface  The higher the RSSI value  the stronger  the signal     When you move the antenna during alignment  the radio signal from the remote antenna can be seen  to have a strong central main lobe and smaller side lobes  The object of the alignment process is to set  the antenna so that it is receiving the strongest signal from the central main lobe     A Vertical Scan    Remote  7 I E  Antenna     ral Bia         Horizontal Scan       i i B         i Maximum Signal        d Wm       2 i      Strength Position for  VW i 3 d Vertical Alignment                       v 
17. rements  This device must not be co located or operated in conjunction with any other antenna or transmitter     This device is for indoor use only when using channels 36  40  44 or 48 in the 5 15 to 5 25 GHz  frequency range     High power radars are allocated as primary users of the 5 25 to 5 35 GHz and 5 65 to 5 85 GHz  bands  These radar stations can cause interference with and or damage this device     US Federal Communications Commission  FCC  EMC Compliance    This equipment has been tested and found to comply with the limits for a Class B digital device   pursuant to Part 15 of the FCC Rules  These limits are designed to provide reasonable protection  against harmful interference in a residential installation  This equipment generates  uses and can  radiate radio frequency energy and  if not installed and used in accordance with the instructions   may cause harmful interference to radio communications  However  there is no guarantee that  interference will not occur in a particular installation  If this equipment does cause harmful  interference to radio or television reception  which can be determined by turning the equipment off  and on  the user is encouraged to try to correct the interference by one or more of the following  measures     e Reorient or relocate the receiving antenna      Increase the separation between the equipment and receiver    e Connect the equipment into an outlet on a circuit different from that to which the receiver is   connected    e Cons
18. s  Unit Power Supply   e PoE input  48 VDC  0 6 A maximum   e Power consumption  28 watts maximum  Physical Size   e 19 5x 19x 7 4 cm  7 68 x 7 48 x 2 91 in   Weight   e 1 54 kg  3 4 lbs   Temperature    e Operating   40 to 60  C   40 to 140  F  non condensing   5 to 50  C    Storage   55 to 80  C   67 to 176  F  non condensing   5 to 70  C    Copyright    2007 3Com Corporation  All rights reserved  3Com and the 3Com logo are registered  trademarks of 3Com Corporation  All other company and product names may be trademarks of the  respective companies with which they are associated     Part Number 10016537  Revision AA  Published December  2007    
19. tenna Cable  3CWE811 3Com Ultra Low Loss 20 Foot N to N  connector Antenna Cable  3CWE812 3Com Ultra Low Loss 50 Foot N to N    connector Antenna Cable    This product must be installed by a professional technician installer   Caution  Exposure to Radio Frequency Radiation    This device generates and radiates radio frequency energy  In order to comply with FCC radio   frequency exposure guidelines for an uncontrolled environment  this equipment must be installed  and operated while maintaining a minimum body to antenna distance of 20 cm  approximately   8 in      The installer of this radio equipment must ensure that the antenna is located or pointed such that it  does not emit RF field in excess of Health Canada limits for the general population  consult Safety  Code 6  obtainable from Health Canada s website www hc sc gc ca rpb     This equipment complies with IC radiation exposure limits set forth for an uncontrolled environment   End users must follow the specific operating instructions for satisfying RF exposure compliance  This  equipment should be installed and operated with minimum distance 20cm between the radiator and  your body     This product must maintain a minimum body to antenna distance of 20 cm  Under these conditions  this product will meet the Basic Restriction limits of 1999 519 EC  Council Recommendation of 12  July 1999 on the limitation of exposure of the general public to electromagnetic fields  0 Hz to 300  GHz       14    US   Radio Frequency Requi
20. the following items before mounting or  connecting the bridge     Installation Item Description       Cabling Make sure that standard Category 5e cable with straight through signaling is  installed at the site before you install the bridge     Power Requirements Power should be supplied via the 3Com proprietary POE injector     IP Address Record the bridge MAC address in a safe place before the bridge is installed in a  hard to reach location   The MAC address is printed on the back of the bridge  Additional IP address labels  are shipped with the bridge     Location The WL 575 bridge must only be installed outdoors  It is not for indoor use  The PoE  injector is for indoor use only  Plan your equipment location accordingly        3 Mounting the Bridge    The bridge can be mounted on the following types of surfaces       Pole  e Wall    H CAUTION  The bridge is intended for outdoor use only  Do not install the bridge indoors     Using the Pole Mounting Bracket  Perform the following steps to mount the unit to a 2 to 3 inch diameter steel pole or tube using the  mounting bracket     1 Place the V shaped part of the bracket around the pole and tighten the securing nuts just  enough to hold the bracket to the pole   The bracket may need to be rotated around the  pole during the antenna alignment process      V Shaped bracket       Fit the edges of the V shaped part into the slots in the rectangular plate  and tighten the  nuts     Slots       3    Attach the adjustable rectangul
21. tion       Console Port Connect the console cable  included  to the RS 232 console port for accessing the  Connector command line interface     POE Connector The PoE port serves two functions  one in providing a means to supply power to the  unit and two as an Ethernet port providing access to the web browser interface    The Ethernet port provides a 10 100BASE TX Ethernet connection to a 3Com Wireless  LAN switch  The connection can be direct to a 3Com switch or indirect through an  intermediate Layer 2 or Layer 3 network    Use a standard Category 5e cable or better with straight through signaling and  standard RJ 45 connectors to connect the bridge to the switch on the network    The bridge should be powered via proprietary Power Over Ethernet  PoE  power  injector     LEDs ee indicate power and activity  See    Checking the LED Indicators    on page 11  or details        Antenna Connectors Three N type female antenna connectors allow you to connect antennas that operate  in 2 4 GHz and 5 0 GHz bands     Water Tight Test CAUTION  Do not remove or loosen this screw  Doing so could lead to damage of the  Point unit     Grounding Point In the event of electrostatic shock the connection of an insulated cable to the  grounding point to an earthed point protects the unit from excessive electrical  discharge  A grounding screw is provided in the package contents     Integrated Antenna Built in 5 0 GHz flat panel high gain antenna     Observing Safety Precautions    This equipment
22. uje  Ze tento RLAN device je ve  shod   se z  kladn  mi pozadav ky a dal    mi p    slu  n  mi ustanov en  mi  sm  rnice 1999 5 ES     Dansk  Danish  Undertegnede 3 Com Corporation erkl  rer herv ed  atf algende  udstyr RLAN device ov erholder de v eesentlige krav og   v rige  relev ante krav i direktiv 1999 5 EF     Deutsch  German  Hiermit erklart 3Com Corporation  dass sich das Gerat HLAN device  in   bereinstimmung mit den grundlegenden Anf orderungen und den    brigen einschl  gigen Bestimmungen der Richtlinie 1999 5 EG  befindet     Eesti  Estonian  Kaesolev aga kinnitab 3Com Corporation seadme HLAN device  vastav ust direktiiv i 1999 5 E   p  hin  uetele ja nimetatud direktiiv ist  tulenevatele teistele asjakohastele satetele     English Hereby  3Com Corporation  declares that this HLAN device is in  compliance with the essential requirements and other relev ant  provisions of Directive 1999 5 EC    spafiol  Spanis or medio de la presente 3Com Corporation  device cumple con los requisitos esenciales y cualesquiera otras  disposiciones aplicables o exigibles de la Directiv a 1999 5 CE    EAAnv k    Greek  ME THN  APOY 2A 3Com Corporation AH QNEI OTI RLAN device   RAN ZYMMOPOONETAI NPOX TIZ OYXIOAEIZ ATIAITHZEIZ KAI TIX  AOITIEZ XZXETIKEZ AIATAZEIZ TH   OAHTIA 1999 5 EK     Francais  French  Par la pr  sente 3Com Corporation d  clare que l appareil HLAN  device est conf orme aux exigences essentielles et aux autres  dispositions pertinentes de la directive 1999 5 CE     
23. ult the dealer or an experienced radio TV technician for help   The user may find the following booklet prepared by the Federal Communications Commission  helpful    The Interference Handbook   This booklet is available from the U S  Government Printing Office  Washington  D C  20402    Stock No  004 000 0034504   3Com is not responsible for any radio or television interference caused by unauthorized modification  of the devices included with this 3Com Outdoor 11a Building to Building Bridge and 11bg Access  Point  Model WL 575  3CRWEASYA73   or the substitution or attachment of connecting cables and  equipment other than specified by 3Com   The correction of interference caused by such unauthorized modification  substitution or attachment  will be the responsibility of the user   Changes or modifications not expressly approved by 3Com could void the user s authority to operate  this equipment     US Manufacturer s FCC Declaration of Conformity    3Com Corporation   350 Campus Drive   Marlborough  MA 01752 3064  USA   508  323 5000    Date  December 09  2007    Declares that the Product   Brand Name  3Com Corporation  Model Number  WL 575    15    Equipment Type  3Com Outdoor 11a Building to Building Bridge and 11bg Access Point    Complies with Part 15 of the FCC rules  Operation is subject to the following two conditions   1  this  device may not cause harmful interference  and  2  this device must accept any interference received   including interference that may cause und
    
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