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CUSTOMER

SUPPORT

INFORMATION

Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX
FREE technical 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: [email protected]

High Speed

Ethernet Extender

DECEMBER 2006

LB400A

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Summary of Contents for LB400A

Page 1: ...ight Friday 877 877 BBOX FREE technical 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 High Speed Ethernet Extender DECEMBER 2006 LB400A ...

Page 2: ...dio or television reception which can be determined by disconnecting the unit the user is encouraged to try to correct the interference by one or more of the following measures moving the comput ing equipment away from the receiver re orienting the receiving antenna and or plugging the receiving equipment into a different AC outlet such that the com puting equipment and receiver are on different b...

Page 3: ...aparato eléctrico debe ser montado a la pared o al techo sólo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo eléctrico más allá a lo descrito en las instrucciones de operación Todo otro servicio deberá ser referido a personal de servicio calificado 9 El aparato eléctrico debe ser situado de tal manera que su posición no interfi era su uso La co...

Page 4: ...ado únicamente de acuerdo a las recomen daciones del fabricante 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 derra mados sobre la cubierta u orificios de ventilación ...

Page 5: ... Connecting Power 12 3 Configuration 13 3 1 Configuring DIP Switch S1 14 3 1 1 Switch S2 1 Symmetric Asymmetric Operation 15 3 1 2 Switches S2 2 and S2 3 Data Rate 15 3 1 3 Switches S2 4 S2 5 and S2 6 Ethernet Configuration 15 3 1 4 Switch S2 7 Ethernet Shutdown 16 3 1 5 Switch S2 8 Remote Configuration 16 4 Operation 17 4 1 Power Up 17 4 2 Front Panel LED Status Monitors 17 A Specifications 19 A ...

Page 6: ...HIGH SPEED ETHERNET EXTENDER 6 B High Speed Ethernet Extender Interface Pin Assignment 21 B 1 10 100Base T Interface 21 B 2 Line Interface 21 C Distance Chart Based on 24 AWG 0 5 MM 22 ...

Page 7: ...urge suppression up to 20 kA 8 20 µs Made in the USA 1 2 Description The Black Box LB400A Ethernet Extenders provide high speed LAN connec tions between peered Ethernet LANs remote PC s or any other network enabled 10 100Base T devices Operating in pairs one LB400A is configured as the L Local unit located at one end of the LAN extension and the other LB400A is configured as the R Remote unit at t...

Page 8: ...ED ETHERNET EXTENDER 8 Figure 1 Typical application The pair of LB400A models work together to create a transparent extension between two peered Ethernet LANs Figure 1 shows a typical point to point application ...

Page 9: ...o section 2 3 Connecting the 10 100Base T Ethernet Interface on page 11 3 Connect the power plug refer to section 2 4 Connecting Power on page 12 Figure 2 High Speed Ethernet Extender rear panel CAUTION The Interconnecting cables shall be acceptable for external use and shall be rated for the proper applica tion with respect to voltage current anticipated tem perature flammability and mechanical s...

Page 10: ...s powered on the Remote can establish a link by being pow ered on or by having its power reset 1 To function properly the two LB400As must be connected together using twisted pair unconditioned dry metal wire between 19 0 9mm and 26 AWG 0 4mm Leased circuits that run through signal equalization equip ment are not acceptable 2 The LB400A is equipped with an RJ 45 interface jack that to be used for ...

Page 11: ...face You may connect this port to a hub or PC using a straight through or crossover cable that is up to 328 ft long Figure 4 10 100Base T RJ 45 Connector Pinout CAUTION The Interconnecting cables shall be acceptable for external use and shall be rated for the proper applica tion with respect to voltage current anticipated tem perature flammability and mechanical serviceability 1 TX RX 2 TX RX 3 RX...

Page 12: ...pendix B for domestic and international power supply and cord options DC power supplied via the power supply jack to the LB400A must meet the fol lowing requirements DC power supplied must be regulated 5VDC 5 1 0A minimum Center pin is 5V The barrel type plug has a 2 5 5 5 10mm I D O D Shaft Length dimensions CAUTION The Interconnecting cables shall be acceptable for external use and shall be rate...

Page 13: ...guring the unit for a wide variety of applications This section describes switch locations and explains the different configurations Using a small flat tip screwdriver remove the protective cover located on the underside of the Ethernet Extender see Figure 5 Figure 5 Removing protective cover ...

Page 14: ...wn Table 1 sum marizes default positions of DIP switches S2 1 through S2 8 Detailed descrip tions of each switch follow the table Table 1 S2 Summary Position Description S2 1 Symmetric Asymmetric S2 2 Line Rate S2 3 Line Rate S2 4 Ethernet configuration S2 5 Ethernet configuration S2 6 Ethernet configuration S2 7 Ethernet Shutdown S2 8 Remote Configuration S1 1 2 3 4 ON 1 2 3 4 ON Push toggle up f...

Page 15: ...s Table 2 Symmetric Asymmetric Settings S2 1 Setting ON Symmetric Operation OFF Asymmetric Operation Table 3 Symmetric Line Rates Selection Chart S2 2 S2 3 Symmetric Line Rate OFF ON 50 Mbps ON OFF 25 Mbps OFF OFF 10 Mbps Table 4 Asymmetric Line Rates Selection Chart S2 2 S2 3 Asymmetric Line Rates DS US ON ON 50 Mbps 2 Mbps ON OFF 16 Mbps 2 Mbps OFF OFF 4 Mbps 1 Mbps Table 5 Ethernet configuratio...

Page 16: ... Remote Configuration Note The S2 8 switch applies to the R unit only If enabled the R will follow the dip switch configuration of the L unit If disabled the R unit will use its own dip switch setting to determine its Ethernet operating mode and Ethernet Shutdown mode configuration The S2 8 switch does not affect the data rate The data rate will always follow the L configuration Table 6 Ethernet S...

Page 17: ...p Before applying power to the LB400A review section 2 4 Connecting Power on page 12 to verify that the unit is connected to the appropriate power source 4 2 Front Panel LED Status Monitors The LB400A features five front panel LEDs that monitor power the Ethernet sig nals and the Line connection Figure 7 on page 17 shows the front panel location of each LED Table 8 on page 18 describes the LED fun...

Page 18: ...olid GREEN to indicate the unit is powered on Link Solid GREEN ON to indicate that the end to end link between the LB400As is established The Link LED is OFF when the link is down Ethernet Solid GREEN indicates that 10 100Base T Ethernet link has been established Flashes to indicate activity ...

Page 19: ...es are available via DIP switch settings Distance 6 000 ft 1 8 km at 1 Mbps upstream 4 Mbps downstream Note Distances depend on selected line rate and line conditions See Appendix C on page 22 for details A 4 Surge Suppressor SIDACTOR with maximum current surge 20 kA 8 20 µs A 5 LED Status Indicators Power Green Link Green Ethernet Link Green Activity Flashing Green A 6 Power Supply External AC an...

Page 20: ...HIGH SPEED ETHERNET EXTENDER 20 A 7 Temperature Range 0 50 C A 8 Humidity Up to 90 non condensing A 9 Dimensions 1 58H x 4 16W x 3 75D in 10 6H x 4 1W x 8 8D cm ...

Page 21: ...21 B High Speed Ethernet Extender Interface Pin Assignment B 1 10 100Base T Interface RJ 45 Pin 1 TX Pin 2 TX Pin 3 RX Pin 6 RX Pins 4 5 7 8 no connection B 2 Line Interface RJ 45 Pin 4 RING Pin 5 TIP Pins 1 2 3 6 7 8 no connection ...

Page 22: ... gauge of wire used Note DS downstream US upstream Symm Line Rate Distance in feet km Throughput at Max Distance 50 Mbps 800 0 25 km 48 25 Mbps 2 000 0 61 km 24 5 10 Mbps 4 000 1 22 km 10 Asymm Line Rate DS US Distance in feet km Throughput at Max Distance DS US 50 Mbps 2 Mbps 2 000 0 61 km 48 2 16 Mbps 2 Mbps 4 000 1 22 km 15 2 4 Mbps 1 Mbps 6 000 1 82 km 3 75 1 ...

Page 23: ...HIGH SPEED ETHERNET EXTENDER 23 ...

Page 24: ... Copyright 2002 Black Box Corporation All rights reserved 1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 ...

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