background image

9

CHAPTER 2: Introduction

2. Introduction

Use the Autosensing ISDN Matrix Switch for switching and routing BRI (Basic Rate
Interface) ISDN lines.

2.1 Features

• Simple and quick switching of ISDN BRI lines.

• Instantly “move” BRI lines.

• Routes three ISDN lines to twelve possible outputs.

• Three modes of operation for manual, 128-kbps automatic, or 384-kbps

automatic switching.

• RS-232 controllable.

• Front-panel keypad control.

• On-demand automatic line routing and re-routing (user-selectable).

• LCD readout of active line pairing reflects current input and output

assignments.

• Active Data Lock—The ISDN Matrix Switch locks any routing command that

involves an active line until the call has been disconnected.

2.2 What the Package Includes

You should have received the following items:

• (1) Autosensing ISDN Matrix Switch

• (1) Power cord

• (1) 3.5" diskette containing RS-232 interface software

• This users’ manual

Summary of Contents for IS290A

Page 1: ...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 bl...

Page 2: ...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 will be required to take whatever m...

Page 3: ...ompany may make changes in its technical operations and procedures If any such changes affect the compatibility or use of this device the telephone company is required to give adequate notice of the c...

Page 4: ...in some situations Repairs to certified equipment should be made by an authorized maintenance facility in this case Black Box Any repairs or alterations made by the user to this equipment or equipment...

Page 5: ...El aparato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo descrito e...

Page 6: ...r una antena externa deber ser localizada lejos de las lineas de energia 16 El cable de corriente deber ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado deb...

Page 7: ...ATRIX SWITCH TRADEMARKS USED IN THIS MANUAL UL is a registered trademark of Underwriters Laboratories Incorporated Any other trademarks mentioned in this manual are acknowledged to be the property of...

Page 8: ...12 4 1 Modes of Operation 12 4 2 User Instructions 13 4 3 Manual Mode Instructions 14 5 RS 232 Interface Program 16 5 1 Description 16 5 2 Communication Parameters 16 5 3 Setup Menu 17 5 3 1 Mode of...

Page 9: ...I Basic Rate Interface ISDN S interfaces to be connected to TEs Terminal Equipment User Controls Keypad 13 front panel keys Computer RS 232 serial communication DB9 female connector RS 232 input has f...

Page 10: ...bps automatic switching RS 232 controllable Front panel keypad control On demand automatic line routing and re routing user selectable LCD readout of active line pairing reflects current input and out...

Page 11: ...r Panel Figure 2 2 The rear panel AC In AC power input module It contains the AC inlet connector fuse and line voltage selector The line voltage selector allows the switch to operate on either 110 VAC...

Page 12: ...in the module 2 Connect the necessary inputs to the NT1s using straight through twisted pair cable 3 Connect the necessary outputs to the videoconferencing equipment using straight through twisted pa...

Page 13: ...priority Output 1 Output 2 Output 11 Output 12 Unless there s a line busy indication on the current output in which case it has the highest priority and cannot be switched away Under no line busy cond...

Page 14: ...p 4 Outputs 10 11 and 12 Group priority is defined in the following way Group 1 Group 2 Group 3 Group 4 Unless there s a line busy indication in one of the groups in which case that group has the high...

Page 15: ...display the warning IN AUTO MODE Similar limitations exist for the RS 232 control See Section 5 3 for more information 4 3 Manual Mode Instructions Making or changing connections in manual mode using...

Page 16: ...FORMAT ERROR and the partial entry is erased from memory Format Error is a syntax error that occurs when the user deviates from the two valid keypad entry formats or Either the entry sequence is wron...

Page 17: ...s product will not work with terminal emulation software such as HyperTerminal or other common terminal emulation software 5 2 Communication Parameters Before you install the software make sure that y...

Page 18: ...ample in the selection box shown on the screen if you choose Input 1 then Output 3 and click the Connect button input port 1 will connect to output port 3 Continue selecting input and output port conn...

Page 19: ...have a complete description including the nature and duration of the problem when the problem occurs the components involved in the problem any particular application that when used appears to create...

Page 20: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2002 Black Box Corporation All rights reserved...

Reviews: