Black Box IC720A User Manual Download Page 1

Page: 1 / 17

APRIL 1991

IC720A

V.24

↔

V.35

Interface Converter

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:

[email protected]

Summary of Contents for IC720A

Page 1: ...oll 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 ...

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 d...

Page 3: ...baño lavabo sótano mojado o cerca de una alberca etc 6 El aparato eléctrico debe ser usado únicamente con carritos o pedestales que sean recomendados por el fabricante 7 El 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 operaci...

Page 4: ...contactos y receptáculos donde salen del aparato 14 El equipo eléctrico debe ser limpiado únicamente de acuerdo a las recomendaciones 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 qu...

Page 5: ...4 V 24 V 35 INTERFACE CONVERTER TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners ...

Page 6: ...5 TABLE OF CONTENTS Contents Chapter Page 1 Specifications 6 2 Introduction 8 3 Configuration and Installation 10 4 Schematic Diagrams 13 ...

Page 7: ...on Synchronous Leads Supported V 35 A B C D E F H P R S T U V W X Y AA V 24 RS 232 1 2 3 4 5 6 7 8 15 17 20 24 Indicators None Flow Control Provided by attached devices transparent to protocol Interface V 24 RS 232 and V 35 both DTE DCE shunt selectable Connectors V 24 DB25 male V 35 34 pin male or female ...

Page 8: ...7 CHAPTER 1 Specifications Power Derives power from interface Size 0 9 H x 2 1 W x 4 3 D 2 3 x 5 3 x 10 9 cm Weight 0 9 lb 0 4 kg including cable and connectors ...

Page 9: ...ces Its circuitry converts the interface within short range use the converter to connect devices located close to each other less than 6 5 feet 2 m apart The converter operates without AC power using ultra low power from the DTE and DCE equipment data and control signals It is switch selectable for one of the following two applications Connecting a V 24 RS 232 DTE to a V 35 DCE Connecting a V 24 R...

Page 10: ...9 CHAPTER 2 Introduction Operates at speeds up to 64 kbps Quick and easy install Works without AC power Compact and lightweight ...

Page 11: ... is configured as DTE the other device must be configured as DCE and vice versa You configure the cable to fit your equipment by moving a jumper on the circuit board inside the RS 232 connector A typical application appears in Figure 1 Figure 1 Typical Application of the V 24 V 35 Interface Converter DTE Synchronous Terminal Synchronous Modem or Multiplexor Interface X V 24 Interface Y V 35 DCE ...

Page 12: ...able for V 35 DTE V 24 DCE follow these steps 1 Locate the RS 232 connector on the cable 2 To remove the cover of the connector press in on the four tabs located on each side of the connector and lift the top half of the cover from the bottom half 3 Locate the 40 pin DTE DCE socket on the connector circuit board Figure 2 illustrates the board s factory configuration ...

Page 13: ...on the socket faces the V 24 connector of the cable and the DTE faces the V 35 device see Figure 3 Make sure that the pins are aligned with the socket Figure 3 V 35 DTE V 24 DCE 6 To close the unit press the two plastic covers together To install the converter plug the RS 232 connector into your RS 232 device and plug the V 35 connector into your V 35 device The converter is now ready for operatio...

Page 14: ...13 CHAPTER 4 Schematic Diagrams 4 Schematic Diagrams The following diagrams apply to V 35 DTE V 24 DCE and V 24 DTE V 35 DCE configurations ...

Page 15: ...14 V 24 V 35 INTERFACE CONVERTER Figure 4 V 35 DTE V 24 DCE NOTE DTE DCE defines the device to which the converter is attached not the converter ...

Page 16: ...15 CHAPTER 4 Schematic Diagrams Figure 5 V 24 DTE V 35 DCE NOTE DTE DCE defines the device to which the converter is attached not the converter ...

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