Black Box LBH100A-SC User Manual Download Page 1

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© Copyright 2004. Black Box Corporation. All rights reserved.

1000 PARK DRIVE • LAWRENCE, PA 15055-1018 • 724-746-5500 • FAX 724-746-0746

Media Converter Switches

September 2004

LBH100A, AE

LBH100A, AE-H

LBH100A, AE-P

LBH110A, AE

LBH110A, AE-H

LBH110A, AE-P

CUSTOMER

SUPPORT

INFORMATION

Order

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in the U.S. 24 hours, 7 A.M. Monday to midnight Friday:

877-877-BBOX

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724-746-5500

or fax

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Mail order:

Black Box Corporation

, 1000 Park Drive, Lawrence, PA 15055-1018

Web site:

www.blackbox.com

• E-mail:

[email protected]

100Mbps

10 Mbps

Summary of Contents for LBH100A-SC

Page 1: ...AE H LBH100A AE P LBH110A AE LBH110A AE H LBH110A AE P CUSTOMER SUPPORT INFORMATION Order toll free in the U S 24 hours 7 A M Monday to midnight Friday 877 877 BBOX FREE tech support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mail order Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com 100Mbps 10 Mbps ...

Page 2: ...k of Underwriters Laboratories Important The LBH100 and LBH110 series 10 100 Mb s Media Converter Switches contains no user serviceable parts Attempted service by unauthorized personnel shall render all warranties null and void If problems are experienced with LBH 100 and 110 10 100 Mb s Converter Switch products consult Section 5 Troubleshooting of this User Guide Copyright 2004 BLACK BOX Corpora...

Page 3: ...Contacting Black Box Corporation Please use these mailing address and phone and fax numbers Black Box Corporation 1000 Park Drive Pittsburgh PA 15055 Phone 724 746 5500 Fax 724 746 0746 E mail info blackbox co __________________________________________________________ ...

Page 4: ...und to comply with the limits for a Class A computing device in accordance with the specifications in Subpart B of Part 15 of FCC rules which are designed to provide reasonable protection against such interference when the equipment is operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense wil...

Page 5: ...e la classe A prescrites dans le Règlement sur le brouillage radioélectrique publié par le ministère des Communications du Canada NORMAS OFICIALES MEXICANAS NOM ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD 1 Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado 2 Las instrucciones de seguridad y operación deberan ser guardadas p...

Page 6: ...cciones de operatión Todo otro servicio deberá ser referido a personal de servicio calificado 9 El aparato eléctrico debe ser situado de tal mannera que su posición no interfiera su uso La colocación del aparato eléctrico sobre una cama sofá alfombra o superficie similar puede bloquea la ventilación no se debe colocar en libreros o gabinetes que impidan el flujo de aire por los orificios de ventil...

Page 7: ...ante 15 En caso de existir una antena externa deberá ser localizada lejos de las lineas de energia 16 El cable de corriente deberá ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado debe ser tomado de tal manera que objectos liquidos no sean derramados sobre la cubierta u orificios de ventilación 18 Servicio por personal calificado deberá ser provisto cuan...

Page 8: ...should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection In some cases the company s inside wiring associated with a single line individual service may be extended by means of a certified connector assembly extension cord The customer should be aware that compliance w...

Page 9: ...ogether This precaution may be particularly important in rural areas CAUTION Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate The LOAD NUMBER LN assigned to each terminal device denotes the percentage of the total load to be connected to a telephone loop which is used by the device to prevent...

Page 10: ...4 Features and Benefits 24 2 5 Applications for LBH100A and LBH110A Media Converter 27 3 0 INSTALLATION 34 3 1 Locating the Converter Switch Unit 34 3 2 LE1505 RACK for Rack Mounting of LBH100A and LBH110A 35 3 3 LH1505P RACK for Rack Mounting Media Converter Switches 37 3 4 DIN Rail mounting option 39 3 5 Power Requirements Supply Types for LBH100A and LBH110A 40 3 6 Powering the LBH series DC in...

Page 11: ...49 3 8 5 Power Budget Calculations for LBH100A and LBH110A 50 3 8 6 Connections to NICs which support Auto Negotiation 52 4 0 OPERATION 53 4 1 Dual Speed Functionality and Switching 53 4 2 Auto cross MDIX Auto negotiation and Speed sensing 55 4 3 F H Switch Full Duplex or Half Duplex options for Fiber port 1 56 4 4 Dual LEDs Front and side panel LBH100A and LBH100A Series 56 5 1 Before Calling for...

Page 12: ... on pages 30 33 Rev A 10 04 Minor editing correction on power supply options Rev A 09 04 Initial release of this user manual for LBH100 series Media Converter Switches BLACK BOX Corporation reserves the right to change specifications performance characteristics and or model offerings without notice ...

Page 13: ...ata Rate 10 Mbps Network Standards 100Mb Ethernet IEEE 802 3u 100BASE TX 100BASE FX 10 Mb Ethernet IEEE 802 3 10BASE T Auto sensing for speed IEEE 802 3u Packet Processing Between Domains Filter and Forward Rate from 100Mbps ports 148 800 pps max Filtering and Forwarding Rate from 10 Mbps ports 14 880 pps max Processing type Store and Forward non blocking Auto learning 2K address table Address buf...

Page 14: ... Ethernet Segment or Domain Lengths 10BASE T Unshielded twisted pair 100 m 328 ft 100BASE TX CAT 5 UTP 100 m 328 ft 100BASE FX half duplex multi mode single mode 412 m 1350 ft 100BASE FX full duplex multi mode 2 km 6 562 ft 100BASE FX full duplex single mode 20 km 65 620 ft 100BASE FX full duplex single mode long reach 40 km 131 240 ft 10BASE FL Fiber optic 2 km 6 562 ft 10BASE FL Single mode Fibe...

Page 15: ...o 75ºC Long term per agency tests UL 58ºF to 212ºF 50ºC to 100ºC Short term per IEC Type tests Storage Temperature All models 40ºF to 185ºF 40ºC to 85ºC Cold Start LBH100 LBH110 to 20ºC LBH100 LBH110 Extreme to 40ºC Ambient Relative Humidity 5 to 95 non condensing Altitude All models 200 to 50 000 ft 60 to 15 000 m Conformal Coating optionally available for humidity protection Note H and P models ...

Page 16: ... 8 oz 165g Extreme 7 9 oz 225g Cooling Method Convection on the regular model The hardened H factory floor and extreme P temperature un controlled location models have closed cases to withstand dirt and use special thermal techniques to transfer heat to the outside of the case for cooling POWER SUPPLY These products are intended to be supplied by a Listed Direct Plug In power unit marked Class 2 o...

Page 17: ... VDC output with 6ft long cord and a 2 5mm center ve jack The power supplies are temperature rated to match the Media Converter Switch ratings Office Ratings 0 to 40 C North America models Input wall plug 12ovac at 60 Hz International models Input 240vac at 50Hz with IEC 320 connector for the user supplied AC power cord Output 12vdc 1Amps Factory Floor Ratings 25 to 60 C North America Hd models Ha...

Page 18: ...er cord Output 12vdc 1 25Amps Temperature un controlled Extreme Ratings 40 to 75 C North America Pd models Outdoor temperature rated Input 6ft AC power cord to IEC 320 connector on the 100 240vac 47 63Hz external power adapter Output 12vdc 2Amps International models Outdoor temperature rated Input IEC 320 connector on the 100 240vac 47 63Hz external power adapter Requires a user supplied power cor...

Page 19: ...of 8 0 to 15V DC 24V DC internal range of 18 to 36V DC 48V DC internal range of 36 to 60V DC ground Power Consumption See Section 3 6 Note 1 the 8 15V DC jack can be used for dual source DC input using an AC adapter and the DC terminal block Power supply protection is provided by internal diodes Note 2 The Direct DC power floats The user may ground either or if desired ...

Page 20: ...10 series it is 10Base FL with ST connector On the LBH100 series it is 100Base FX with a fiber flavor choice of multimode SC ST or MTRJ or single mode SSC SSCL SST or SLC connectors For Power over Ethernet POE pass through option on the RJ 45 connectors of the H and P models request quote Switches The Fiber Port is controlled by an F H switch provided underneath it F enables full duplex mode and H...

Page 21: ...INKING indicates port is transmitting receiving Activity F H Steady ON for full duplex OFF for half duplex Mounting options Metal mounting clips for panel mounting included DIN Rail mounting option Model DIN RAIL MC2 see Section 3 4 Rack mount option LE1505 RACK see Section3 2 3 3 Rack mount option with group AC power supply LE1505P RACK see Section3 2 3 3 Mean Time Between Failure MTBF over15 yea...

Page 22: ...60950 cUL CE Emissions meets FCC Part 15 Class A NEBS L3 and ETSI compliant H and P models IEEE P1613 Env Std for Electric Power Substations P models NEMA TS 2 and TEES for traffic control equipment P models designed for above the ceiling plenum installation IEC61850 EMC and Operating Conditions Class C Power Substations ...

Page 23: ... ff 24VDC model except 48VDC replaces 24VDC LBH100A P ff Extreme P two RJ 45 one 100Mb ff Fiber port for un controlled outdoor 40 to 75 C using internal DC 8 15VDC and or external AC extreme PS LBH100A P ff 12VDC Same as LBH100A P ff model except AC Extreme PS is not included LBH100A P ff 24VDC Same as LBH100A P ff 12VDC model except 24VDC replaces 12VDC LBH100A PD ff 24VDC Same as LBH100A P ff 24...

Page 24: ...TRJ 100Base FX MTRJ multi mode fiber optic with MTRJ type connector 2km Accessories LE1505 RACK 19 Rack mount tray for LBH series Switch models up to 16 units Other Tray configurations with power supplies and power cabling included see Section 3 3 DIN RAIL MC2 Metal DIN Rail mounting bracket for one LBH series Switch see Section 3 4 Conformal Coating for high humidity and tropical applications req...

Page 25: ...igns of damage and ensure that the items listed below are included This package should contain 1 LBH100 or LBH110 series Media Converter Switch unit 1 External AC Power Supply for selected models only see Section 1 2 1 set Metal panel mounting clips and screws 2 each 1 User Guide this manual Remove the LBH100A or LBH110A series Media Converter Switch from the shipping container Be sure to keep the...

Page 26: ...e application environments and you have the Black Box s LBH100A AE and LBH110A AE series Media Converter Switch family The LBH100A and LBH110A family of Media Converter Switches with a 100 Mb or 10Mb Fiber port built in is tough enough to withstand any application environments with regular office Hardened factory floor and Extreme rated outdoor versions Extra features for heavy duty and extended t...

Page 27: ...ng closet environments These are the economical base units in the LBH100A and LBH100A Series Switch family An external AC power supply for either North America A 115vac 60Hz or international AE 230vac 50Hz is included The ambient temperature rating is 0 C to 40 C office grade A robust metal case with convection cooling is featured Metal mounting clips are included and rack mount tray options are a...

Page 28: ...ing so it resists dust dirt moisture smoke and insects Mounting options include stand alone panel mounting DIN Rail or rack mount tray The LBH100A P and LBH110A P Series Extreme rated units are for temperature un controlled applications 40 to 75C typically located outdoors The LBH100A P and LBH110A P Series models are built with extreme grade extended temperature components and use similar thermal...

Page 29: ...plug and play energy efficient and flavor rich fiber features make this sleek multi purpose Switch convenient and cost effective for the user The selection of various temperature ranges enable easy deployment in various environments and qualify the Media Converter Switch as a flexible option which provides multiple solutions using very small space Providing the combination of Media Converter with ...

Page 30: ...H hardened units as shown in Fig 2 2b are designed for factory floor Industrial applications Using special thermal techniques and a sealed rugged metal case for heavy duty industrial applications no air inflow is required for cooling so the LBH100A AE H and LBH110A AE H resist dust dirt moisture smoke and insects Choices of models for external AC or internal DC power are available Ambient operatin...

Page 31: ...pecially designed with extreme grade extended temperature components the LBH100P and LBH110A P units use similar thermal techniques to the LBH100A H hardened units for cooling Mounting options include panel mounting DIN rail or rack mount tray Choices of models for external AC or internal DC power are available Ambient operating temperature is between 40 C to 75 C depending on the power source use...

Page 32: ...b switch ports and one 10 or 100Mb fiber port Both the RJ 45 ports of the LBH100A and LBH110A Series Media Converter Switches support auto cross MDIX operation performing the auto cross function under auto negotiation mode only The 10Mb fiber LBH110 models are factory configured at Half duplex and 100Mb LBH100 models are factory configured at Full Duplex Fig 2 2c ...

Page 33: ...ted on the front as LA1 port 1 LA2 port 2 and LA3 port 3 There is a power PWR indicator on the front of the unit to validate that the unit is turned ON The single fiber port on the LBH110 s is multi mode with an ST connector and on the LBH100 s it is an SC ST or small form factor connector MTRJ multi mode or LC single mode The Full Duplex Half Duplex F H manual switch provided underneath the fiber...

Page 34: ...lso permit bad frames to propagate out to the Ethernet segments connected The cut through technique permits collision fragment frames which are a result of late collisions to be forwarded to add to the network traffic Since collisions and bad packets are more likely when traffic is heavy the result of store and forward operation is that more bandwidth is available for good packets when the traffic...

Page 35: ...tects that its free buffer queue space is low the Switch sends industry standard full duplex only PAUSE packets out to the devices sending packets to cause flow control This tells the sending devices to temporarily stop sending traffic which allows a traffic catch up to occur without dropping packets Then normal packet buffering and processing resumes This flow control sequence occurs in a small f...

Page 36: ...s Network Costs and provide economical solution LBH100A and LBH110A Series Switches offer the ideal solution to efficiently and inexpensively connect a Twisted Pair and fiber network with 10Mb or 100Mb and help to expand the Ethernet network in a very convenient and economical way Choice of 10 or 100Mb Fiber option more efficient than media converter Designed as a multi purpose media converter and...

Page 37: ...onnections or 10 100 domains without affecting operations Two sets of LEDs for viewing status from any angle Each LBH100A and LBH110A Series Converter Switch is equipped with two sets front and top of LEDs to provide status information when viewed at almost any angle or mounting arrangement whether rack MC14 Tray or wall mounted Rugged metal case Industrial grade LBH100A and LBH110A Series have a ...

Page 38: ...mpact design for all purpose convenient mounting Featuring a compact steel case with an external AC and internal DC power supply LBH100A and LBH110A Series of Media Converter Switches can be installed in small spaces in cabinets on table tops in racks wall or DIN rail mounted and in trays such as the LE1505 RACK MDIX ports to eliminate cross over cable while cascading All the LBH100A and LBH110A S...

Page 39: ...verter Switches are focused on providing easier more economical and ultra reliable industrial application products The compactly designed LBH100A and LBH110A Series act as very useful tools in the modern life of fast expanding network requirements The Dual Speed and Dual media functions support a mixed environment of 10 Mbps and 100Mbps users with copper and fiber media The switched full half dupl...

Page 40: ...conomical high bandwidth solution at each cable user access point of copper and also easily solve long distance requirements The ruggedness of the LBH100P s steel case and the high reliability of the design compliments the temperature controlled packaging to provide an exceptional Ethernet product Example1 Indoor Office LBH100A or LBH110A In this example the indoor office location is a Data Mining...

Page 41: ...0 Test computer WWW GarrettCom Com GarrettCom Port 1 Port 2 Port 3 Po rt 3 Po rt 2 Po rt 1 10 M b 12 Vd c 0 5 A mp LK A CT LK A CT LK A CT F H P O W ER 10 10 0 10 10 0 P W R F H LA 3 LA 2 LA 1 FH 1 Magnum CSN14 Converter Switch WWW GarrettCom Com GarrettCom Port 1 Port 2 Port 3 Po rt 3 Po rt 2 Po rt 1 10 M b 12 Vd c 0 5 A mp LK A CT LK A CT LK A CT F H P O W ER 10 10 0 10 10 0 P W R F H LA 3 LA 2 ...

Page 42: ...ual Speed 100 1 2 3 4 5 6 7 8 Tx Rx UPLINK F H X 2SW UPLINK 3 4 5 6 7 8 1SW Personal Hub PORTS 1SW 2SW 3 4 5 6 7 8 Link Act Speed F H Power Error GARRETT 12V 1 5Amps Magnum DS80C Dual Speed 100 1 2 3 4 5 6 7 8 Tx Rx UPLINK F H X 2SW UPLINK 3 4 5 6 7 8 1SW Personal Hub PORTS 1SW 2SW 3 4 5 6 7 8 Link Act Speed F H Power Error GARRETT 12V 1 5Amps Magnum DS80C Dual Speed 100 1 2 3 4 5 6 7 8 Tx Rx UPLI...

Page 43: ...ntrol data to the control center the hardened version of LBH100A H or LBH110A H is typically used The Fiber port on the Media Converter Switches is ideal for secure data communications over long distances that may be encountered in this edge of network application Built with high grade components efficient cooling techniques and having no openings for dirt to enter the LBH100A and LBH110A Series M...

Page 44: ... 1 2 3 4 5 6 7 8 Tx Rx UPLINK F H X 2SW UPLINK 3 4 5 6 7 8 1SW Personal Hub PORTS 1SW 2SW 3 4 5 6 7 8 and Workstations 100Mb Servers 100 1 2 3 4 5 6 7 8 Tx Rx UPLINK F H X 2SW UPLINK 3 4 5 6 7 8 1SW Personal Hub PORTS 1SW 2SW 3 4 5 6 7 8 Link Act Speed F H Power Error GARRETT 12V 1 5Amps Magnum DS80C Dual Speed and Workstations 100Mb Servers 100 1 2 3 4 5 6 7 8 Link Act Speed F H Power Error GARRE...

Page 45: ...m PTZ controlled through an Ethernet copper port The extreme Media Converter Switches are ideally suited to providing copper to fiber media conversion for secure long distance 2 40km communication while being installed in temperature un controlled cabinets and allowing a full range of AC and DC power options The second copper port at the remote location provides access for other Ethernet equipment...

Page 46: ...ng the Converter Switch Unit The compact and lightweight design of the LBH100A and LBH110A Series allows it to be easily installed in almost any location Metal mounting clips and screws are included for a rugged and secure mounting in any orientation Alternatively a Velcro strip may be used for mounting the unit on a vertical surface such as a wall or cabinet or for securing the unit on a table to...

Page 47: ...iated cabling Make sure the unit is installed in a location that is easily accessible to an AC power outlet or the appropriate DC source and where cooling is not inhibited The green Power PWR LED must turn ON when power is applied 3 2 LE1505 RACK for Rack Mounting of LBH100A and LBH110A Series Switches For 19 rack mounting of LBH100A and LBH110A series Media Converter Switches a rack mount tray is...

Page 48: ...products and will not permit other models to be properly mounted In a typical installation the LE1505 RACK 19 rack mount tray will hold a few three to eight LBH100A and LBH110A Series Media Converter Switches with their power supplies plugged into power strips not included in the rear area of the tray Metal mounting screws in the bottom front hold the Media Converter Switches firmly in place The b...

Page 49: ...mmon universal AC power supply rated at 40 watts at 50C ambient 12VDC output and supporting up to 10 MC units Six tray positions for MC s are not wired for power Typically 3 to 8 MC units are in use with a LH1505P RACK with expansion space left available The LH1505P RACK holds up to 10 mix match of 10Mbps and 100Mbps Black Box Media Converter Switches The MC mounting spaces of the LH1505P RACK are...

Page 50: ...r Switches each with their power input plugged into the built in common AC power supply in the rear area of the tray PS units that come with the MC s are not used Metal mounting screws in the bottom front hold each of the media converters and converter Switches secure in the tray separately removable for service The dual LEDs permit viewing operating status of the Media Converters and Converter Sw...

Page 51: ...ils An LBH100 is shown alongside the DIN Rail MC2 bracket The metal DIN Rail mounting hardware is optional and needs to be ordered as a separate item e g Model DIN RAIL MC2 It comes with four screws to attach the bracket to the MC unit The rail clip is spring loaded with a pull up latch at the top for easy snap on attachment and removal The LBH100A and LBH100A Series models with HR have 24VDC powe...

Page 52: ...ure H and P versions are used for heavy duty industrial applications The 12V DC power input has a plug of 2 5mm center ve with 6 ft cord All the AC power supply info detail is provided in Technical Specifications Section 1 1 The LBH100A and LBH110A Series are designed to be used with UL listed Class II power supplies The LBH100 hardened Media Converter Switches provide reliable operation withstand...

Page 53: ...t the 12 VDC the 24V DC and the 48V DC is provided in the Technical Specifications Section 1 1 The various models of DC power type and extended ambient temperature power supplies are numerous and your choice needs to be called out on your order Note When connected to a 48 V centralized dc source these products are to be installed only in Restricted Access Areas dedicated equipment rooms electrical...

Page 54: ...inals for secure attachment of the power leads Three models support a range of power input types The three model choices are for use with 12VDC 24VDC or 48VDC power DC power input may be chosen for high availability The extended temperature capability of the DC powered hardened LBH100 s can go temperature uncontrolled environments rated at 40 C to 75 C If indoors the DC jack is also present and op...

Page 55: ... Power Terminals gnd GND Terminal for earth or ground wire connection to the LBH100 chassis Input Voltage 8 15V DC 12V DC 18 36V DC 24V DC 36 60V DC 48V DC Input current 0 8 amp 12V DC 0 4 amp max 24V DC 0 2 amp max 48V DC Power Consumption 4 8 watts typical 6 watts max ...

Page 56: ...s to the DC power terminal block on the LBH100 hardened media converter as shown in Figure The DC terminal block on the LBH100H is located on the left side of the unit and is equipped with three 3 screw down lead posts The power terminals are identified as positive and negative and they are floating inside the unit so that either of the terminal may be grounded by the user if desired The chassis i...

Page 57: ...oltmeter to measure the voltage of the incoming power supply and figure out the ve potential lead or ve potential lead The more ve potential lead will connect to the post labeled ve and the rest to the ve The GND can be hooked up at the last When power is applied the green PWR LED will illuminate 3 8 Connecting Ethernet Media The LBH100A and LBH110A series Media Converter Switches can be connected...

Page 58: ...FX multi mode 50 125 or 62 5 125 microns cabling can be used whereas for single mode 9 125 microns cabling should be used Fiber cabling supports much longer cable distance and higher bandwidths as compared to copper wiring Media IEEE Standard Connector Twisted Pair CAT 3 or 5 10BASE T RJ 45 Twisted Pair CAT 5 100BASE TX RJ 45 Fiber Multi mode Single mode 10BASE FL ST Fiber Multi mode 100BASE FX ST...

Page 59: ...to connect a 10BASE T or 100BASE TX twisted pair segment to the RJ 45 port The procedure is the same for both unshielded and shielded twisted pair cables 1 Using standard twisted pair media insert either end of the cable with a RJ 45 plug into the RJ 45 connector of the port Note that even though the connector is shielded either unshielded or shielded cables and wiring may be used 2 Connect the ot...

Page 60: ... a soft cloth or lint free lens tissue dampened in alcohol Make certain the connectors are clean before connecting Note One strand of the duplex fiber optic cable is coded using color bands at regular intervals you must use the color coded strand on the associated ports at each end of the fiber optic segment 3 Connect the Transmit TX port light colored post on the Fiber port to the Receive RX port...

Page 61: ... connectors into the SC female jacks of the Fiber connector until it clicks and secures 3 8 4 Connecting Single Mode Fiber Optic When using single mode fiber cable be sure to use single mode fiber port connectors Single mode fiber cable has a smaller diameter than multi mode fiber cable 9 125 microns for single mode 50 125 or 62 5 125 microns for multi mode where xx xx are the diameters of the cor...

Page 62: ...sed OPB Optical Power Budget PT min PR min where PT Transmitter Output Power and PR Receiver Sensitivity Worst case OPB OPB 1dB for LED aging 1dB for insertion loss Worst case distance Worst case OPB in dB Cable Loss in dB Km where the Cable Loss for 62 5 125 and 50 125µm m m is 2 8 dB km and the Cable Loss for 100 140 Multi mode is 3 3 dB km and the Cable Loss for 9 125 Single mode is 0 5 dB km T...

Page 63: ...Std km fdx hdx Wavel ength nm Cable Size µm X mitr Output PT dB R cvr Sens PR dB Worst OPB dB Worst distance Km fdx typical OPB dB typical distance Km fdx LBH100 MST MSC 100Mb FX Multi mode 2 0 4 1300 62 5 125 50 125 20 23 5 31 31 9 0 5 5 2 5 2 0 14 12 5 4 LBH100 SSC 100Mb FX Single mode 20 0 4 1300 9 125 15 31 14 28 17 5 35 LBH100 MTRJ 100Mb FX Multi mode 2 0 4 1300 62 5 125 50 125 20 23 5 31 31 ...

Page 64: ...ss LED aging loss Insertion loss safety factor 3 8 6 Connections to NICs which support Auto Negotiation RJ 45 ports The copper ports of LBH100 Series Media Converter Switches will function properly with NICs Network Interface Cards which support Auto Negotiation and the Fast Link Pulse FLP coding for the 100BASE TX signaling system When connecting a NIC to the LBH100 Series it may be necessary to ...

Page 65: ...uto cross for plug polarity See Section 2 2 When the connected device is 10 Mbps the LBH100s obeys all the rules of 10 Mbps Ethernet configurations The 10 Mbps users can communicate with 100Mbps users as well as other 10 Mbps users through the switch Similarly the 100Mbps traffic obeys the rules of 100Mbps Ethernet and can communicate with 10 Mb and 100Mb users LBH100A and LBH110A Series units are...

Page 66: ...the rest of the network from processing them A packet whose destination address is on another port segment will be forwarded to the appropriate port and will not be sent to the other ports where it is not needed Packets needed for maintaining the operation of the network such as occasional multi cast packets are forwarded to all ports The LBH100A and LBH110A Series Media Converter Switches operate...

Page 67: ... to fall out in favor of new frequently used addresses To reset the address buffer cycle power down and up 4 2 Auto cross MDIX Auto negotiation and Speed sensing The RJ 45 ports independently support auto cross MDI or MDIX in auto negotiation mode No cross over cable is needed The ports do the auto cross selection only during auto negotiation and it will not take effect if the port is in fixed mod...

Page 68: ...H Switch Full Duplex or Half Duplex options for Fiber port 1 The F H manual switch has been provided for fiber port 1 for fixing that port at Full or Half Duplex as per the requirements The F H manual switch is being located underneath the fiber port The Fiber port with 10Mb is being set at Half Duplex and the 100Mb being set at Full Duplex as default from the factory The port can be set at the re...

Page 69: ... event connectivity is lost between the ends of the twisted pair segment or a loss of power occurs in the unit or remote device The Link ports are also represented by the LEDs LA1 LA2 LA3 Steady On or Steady Off indicates no Receive Activity 10 100 Steady ON for 100Mb speed OFF for 10Mb speed per port F H Steady ON for Full duplex mode OFF for half duplex per port ...

Page 70: ...ration is also straightforward and is discussed in Section 4 Should problems develop during installation or operation this section is intended to help locate identify and correct these types of problems Please follow the suggestions listed below prior to contacting your supplier However if you are unsure of the procedures described in this section or if the LBH100A and LBH110A Series 10 100 Mb s S...

Page 71: ... network are interoperable 2 Check the cables and connectors to ensure that they have been properly connected and the cables wires have not been crimped or in some way impaired during installation About 90 of network downtime can be attributed to wiring and connector problems 3 Make sure that an AC power cord is properly attached to each LBH100A and LBH110A Series unit Be certain that the AC power...

Page 72: ...h a known good device Verify whether or not the problem is corrected If not go to Step 5 below If the problem is corrected the LBH100A and LBH110A Series Switch and its associated cables are functioning properly 5 If the problem continues after completing Step 4 above contact your supplier of the LBH100A and LBH110A Series 10 100 Mb s Switch unit or if unknown contact BLACK BOX Inc by phone at 724...

Page 73: ...f the problem including the following points a The nature and duration of the problem b Situations when the problem occurs c The components involved in the problem d Any particular application that when used appears to create the problem 2 An accurate list of BLACK BOX product model s involved with serial number s Include the date s that you purchased the products from BLACK BOX ...

Page 74: ...o the occurrence of the problem Any changes to system administration procedures should all be noted in this record 5 3 Return Material Authorization RMA Procedure 5 3 1 Shipping and Packaging Information Should you need to ship the unit back to Black Box Corporation please follow these instructions 1 Package the unit carefully It is recommended that you use the original container if available Unit...

Page 75: ...terial may cause electro static shock damage to the unit 2 Clearly mark the Return Material Authorization RMA number on the outside of the shipping container 3 Black Box Corporation is not responsible for your return shipping charges 4 Ship the package to Black Box Corporation 1000 Park Drive Lawrence PA 15055 Phone 724 746 5500 Fax 724 746 0746 ...

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