Black Box Async MP Line Driver Card Скачать руководство пользователя страница 1

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JANUARY 1999

ME931C-RJ11

Async MP Line Driver Card

Power

Cntrl

Out

Test

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]

Содержание Async MP Line Driver Card

Страница 1: ...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 B...

Страница 2: ...n 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...

Страница 3: ...l 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 en...

Страница 4: ...existir 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 Cuida...

Страница 5: ...4 ASYNC MP LINE DRIVER CARD TRADEMARKS Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners...

Страница 6: ...iguration 9 3 3 Special Configuration 10 3 4 Rear Card Configuration 10 4 Installation 13 4 1 The Rack Chassis 13 4 2 Installing the Card into the Chassis 14 4 3 Wiring the Card 15 4 3 1 RS 232 Connec...

Страница 7: ...dicators two each for Transmit Data Receive Data Control In and Control Out bi level indicators one each for Power and Test Diagnostics Local and remote analog loopback activated by front panel pushbu...

Страница 8: ...a 19 rack chassis part number RM202 RM204 RM208 or RM216 This 16 card chassis has a switchable 120 240 volt power supply and mounts cards in a mid plane architecture The Card has two built in diagnos...

Страница 9: ...card out of the rack chassis see Figure 3 1 Once configured the Card is designed to operate transparently without frequent reconfiguration Figure 3 1 Async MP Line Driver Card 3 1 Switch Locations an...

Страница 10: ...T APPLICATIONS If you are installing these units in a point to point application with a computer printer or terminal configure the DIP switches on both Cards as follows Switch Number 1 2 3 4 5 6 7 Pos...

Страница 11: ...8 6 Disabled ON ON ON OFF OFF OFF OFF DCE 4 8 6 Enabled ON ON ON OFF OFF OFF ON DCE 4 11 20 8 6 Disabled OFF ON ON ON OFF OFF OFF DCE 4 11 20 8 6 Enabled OFF ON ON ON OFF OFF ON DCE 4 6 8 Disabled ON...

Страница 12: ...card by setting straps on the PC board Sections 3 4 1 and 3 4 2 describe the strap locations and possible settings for each rear card DB25 RJ 11 STRAP SETTINGS Figure 3 4 shows strap locations for the...

Страница 13: ...e twisted pair cable shield In the open disconnected position pins 1 and 6 remain connected to each other but are lifted from the frame ground JB2 Position 1 2 Line Shield and FRGND Connected Position...

Страница 14: ...e 4 1 Rack Chassis with Power Supply THE RACK POWER SUPPLY The power supply included in the Rack Chassis uses the same mid plane architecture as the modem cards The front card of the power supply slid...

Страница 15: ...f the blown fuse before discarding it 4 Replace the fuse WARNING To protect against fire replace only with the same type and rating of fuse Switching the Power Supply Between 120 and 240 Volts Althoug...

Страница 16: ...Card The rear interface card has one RS 232C port DB25 female and one 4 wire twisted pair port RJ 11 female 4 3 1 RS 232 CONNECTION The Async MP Line Driver Card connects the RS 232 interface to your...

Страница 17: ...Color Color Pin Signal GND 1 Blue White 6 GND RCV 2 Yellow Red 4 XMT XMT 3 Green Black 5 RCV XMT 4 Red Yellow 2 RCV RCV 5 Black Green 3 XMT GND 6 White Blue 1 GND Connection to ground is optional Stan...

Страница 18: ...ARD NOTE For this configuration you don t need the ground connection HOST FIRST SLAVE SECOND SLAVE XMT RCV RCV XMT RCV RCV RCV XMT XMT RCV XMT XMT Figure 4 3 Two Pair Star Wiring for Async MP Line Dri...

Страница 19: ...ative front panel positions of the LEDs A description of each LED s function follows Figure 5 1 Front Panel Showing LED Positions The green PWR LED glows when power is applied to the Card through its...

Страница 20: ...ugging it in or removing it while the rack is powered up When the local and remote Cards are both powered on and are passing data normally the LEDs will indicate the following PWR green TD and RD flas...

Страница 21: ...NOTE Only one Async MP Line Driver Card should be in test mode The other Card should be in normal operating mode or the test will not work If no characters are echoed back check the wiring between th...

Страница 22: ...we obtained the data rate distance results described in Table A 2 Table A 2 Cable Results Data Rate bps Gauge AWG Distance mi 19 22 24 57 600 2 5 1 8 1 3 38 400 3 7 2 3 1 7 19 200 5 1 3 4 2 4 9 600 6...

Страница 23: ...LINE DRIVER CARD Environmental factors too numerous to mention can affect the maximum distances you can obtain at a particular site Use the data rate distances described in Table A 2 as a general gui...

Страница 24: ...andard RS 232C V 24 DCE Setting Direction To Async MP Line Driver Card Data Terminal Ready DTR 20 1 FG Frame Ground 2 TD Transmit Data To Card 3 RD Receive Data From Card 4 RTS Request to Send To Card...

Страница 25: ...24 ASYNC MP LINE DRIVER CARD Appendix C Block Diagram Figure C 1 Block Diagram...

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