Black Box SW178A Owner'S Manual Download Page 1

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SEPTEMBER 1998

SW178A
SW179A

Compact Bidirectional

Dual Bus Autoswitches

2 to 2
4 to 2

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]

Summary of Contents for SW178A

Page 1: ...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 info blackbox com ...

Page 2: ...of GENICOM Corporation DeskJet is a registered trademark of Hewlett Packard Zip is a registered trademark of Iomega Corporation Windows NT is a trademark and Windows is a registered trademark of Microsoft Corporation Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners ...

Page 3: ...e equipment 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 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 e...

Page 4: ...ina de 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 ...

Page 5: ...atención a los 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 d...

Page 6: ...rs Maximum Transfer Rate 2 megabytes second Number of Device LEDs 2 Computer Input Port LEDs 4 Input Output Port Selection Auto manual Timeout Selection 5 10 20 or 40 seconds File Transfer A B A B C D Software DOS Windows 3 1 95 98 Windows NT Size SW178A 7 H x 3 7 W x 1 1 W 17 9 x 9 3 x 2 7 cm SW179A 7 3 H x 3 7 W x 1 1 W 18 5 x 9 3 x 2 7 cm Weight 7 oz 200 g 8 5 oz 240 g Operating Temperature 41 ...

Page 7: ...s Autoswitch supports full compatibility with IEEE 1284 including Centronics nibble special nibble byte Enhanced Parallel Port EPP and Extended Capabilities Port ECP The dual bus design allows simultaneous access of both devices to the attached computer It also features manual and auto channel port selection and works with DOS Windows 3 1 Windows 95 Windows 98 and Windows NT The Autoswitch support...

Page 8: ...s blink in sequence as the switch goes through its scan cycle Device Out Ports LED Indicator PA PB LED Remain Lit Auto Link Mode PA PB LED are Lit OFF File Transfer Mode 2 2 2 MANUAL MODE The Switch has two input push buttons labeled Device and Computer When you power on the switch the switch is in Auto Link Mode After you press the Computer button it is in manual setting mode Press the Computer b...

Page 9: ... A can do file transfer with the computer attached to Port B The same goes to Port C and Port D 2 2 4 SOFTWARE SELECTION See the README file on the driver disk for complete instruction This software driver will run an application in the background and will not do any modification to your system INI settings 2 3 Autoswitch Dual Bus Design The Autoswitch has two independent channels for the switch w...

Page 10: ...int device on port PA PB is the print device on port PB Computer A sends a print job to PA and Computer B sends a print job to PB Computer A and Computer B run the File Transfer Program 2 3 2 AN EXAMPLE OF SIMULTANEOUS OPERATION WITH THE SW179A Computer A sends a print job to PA and Computer C sends a print job to PB Computer A and Computer B run the File Transfer Program while Computer D sends a ...

Page 11: ...an IEEE 1284 straight through DB25 M M cable connect your computers to the Autoswitch 3 Using an IEEE 1284 parallel cable connect your printer to the Autoswitch 4 Turn on the power to your Autoswitch computers and printers All computers will print to the printer on a first come first served basis Please print the README file on the diskette for Autoswitch software driver setup instructions ...

Page 12: ...UTER A D B C D DEVICE PA A Compact Bidirectional Dual Bus Autoswitch DEVICE PB B C PA PB DEVICE COMPUTER A D B C D Zip Drive Peripheral Sharing AutoLink Mode Peripheral Sharing AutoLink Mode SW179A Setup SW178A Setup Computer attached to Port A can only initiate File Transfer with Port B Computer attached to Port C can only initiate file transfer with Port D Two Computers File Transfer Mode CCD Ca...

Page 13: ...ter When the Autoswitch is first powered on it s in Auto Link Mode After you press the Computer button it will be in Manual Mode Pressing the Computer button again will put the Autoswitch back in Auto Link Mode 4 3 Reset Mode Sometimes the Autoswitch might lose synchronization between the computers and parallel devices Your Autoswitch might have lost synchronization if you notice any of these prob...

Page 14: ...ce software that locks the port all the time If you have any of these problems try resetting the Autoswitch to default mode 1 Turn off the Autoswitch 2 Set DIP switch 1 to the ON position 3 Turn on the Autoswitch then turn it off again 4 Set DIP switch 1 to the OFF position 5 Turn on the Autoswitch ...

Page 15: ...14 COMPACT BIDIRECTIONAL DUAL BUS AUTOSWITCHES 4 4 Device Out Ports LED Indicator PA PB LED Remain Lit Auto Link Mode PA PB LED are Lit OFF File Transfer Mode 4 5 DIP Switch Settings ...

Page 16: ...ntil the driver software recognizes and assigns a logical drive After the driver has been loaded you can put the Autoswitch back into Auto Link Mode 4 Using the optional AC power adapter The Autoswitch is usually powered by the signal drawn from the computer and parallel device parallel ports However if the computer or the device fails to supply enough power to the Autoswitch a 9 VDC 500 mA power ...

Page 17: ...that your Autoswitch is malfunctioning do not attempt to alter or repair the unit It contains no user serviceable parts Contact Black Box Technical Support at 724 746 5500 Before you do make a record of the history of the problem We will be able to provide more efficient and accurate assistance if you have a complete description including the nature and duration of the problem when the problem occ...

Page 18: ...port or ship your Autoswitch Package it carefully We recommend that you use the original container If you are shipping the Autoswitch for repair make sure you include everything that came in the original package Before you ship contact Black Box to get a Return Materials Authorization RMA number ...

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