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CUSTOMER

SUPPORT

INFORMATION

Order 

toll-free

in the U.S.: Call 

877-877-BBOX

(outside U.S. call 

724-746-5500

)

FREE technical support 24 hours a day, 7 days a week: Call 

724-746-5500

or fax 

724-746-0746

Mailing address: 

Black Box Corporation

, 1000 Park Drive, Lawrence, PA 15055-1018

Web site: 

www.blackbox.com

•   E-mail: 

info@blackbox.com

JANUARY 2001

LRA1200A-E

E1 Subscriber Unit

Available

E1 Connection

Power

Collision

Rx

Tx

Lnk

Ethernet Connection

E1

Subscriber Unit

Summary of Contents for LRA1200A-E

Page 1: ... 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com JANUARY 2001 LRA1200A E E1 Subscriber Unit Available E1 Connection Power Collision Rx Tx Lnk Ethernet Connection E1 Subscriber Unit ...

Page 2: ... 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 will be required to take whatever measures may be necessary to correct the interference Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment This ...

Page 3: ...arato 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 interfiera su uso La coloc...

Page 4: ...tir 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 cuando A El cable de poder ...

Page 5: ...4 E1 SUBSCRIBER UNIT TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners ...

Page 6: ... manual If anything is missing or damaged contact Black Box at 724 746 5500 2 Plug the power supply into both the power source and the back of the unit Verify that the Power LED is lit 3 Verify that switch configuration is correct for the E1 line see Table 1 Table 1 E1 Subscriber Unit Switch Configuration Switch Description 1 Not used speed is set by the Provider Multiplexor side of the connection...

Page 7: ...n via the E1 Lnk LED on the front of the unit A steadily pulsing E1 Lnk LED once per second indicates that the E1 connection is established and operational 6 Plug in the local Ethernet connection and verify the physical link by the Lnk LED on the front of the unit See the table below or refer to the bottom of the unit for Ethernet connection pinout information Table 3 Ethernet Pinout Pin Number Si...

Page 8: ...n normal data communication will flow through the units This will provide a very long Ethernet connection at E1 or fractional E1 speeds LED Indicators These indicators are also described on the label on the bottom of the unit E1 Lnk LED Flashing green indicates that E1 is operational no Red Alarm E1 Alm LED Steady flashing amber indicates a Yellow Blue Alarm Power LED Steady green indicates normal...

Page 9: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2001 Black Box Corporation All rights reserved ...

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