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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...
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SW430A 7/12/00 3:05 PM Page 1 ABC BUS SWITCH TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners.
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SW430A 7/12/00 3:05 PM Page 3 ABC BUS SWITCH 1. Specifications Connectors — (3) Male 50-pin headers User Controls — (1) rotary two-position break-before- make switch Enclosure — High-impact plastic Power — None required Size — 3.5"H x 6"W x 7"D (8.9 x 15.2 x 17.8 cm)
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SW430A 7/12/00 3:05 PM Page 4 ABC BUS SWITCH 2. Introduction The ABC Bus Switch is designed for use with custom- made cables using 50-pin Berg-type connectors. A common device can be connected to either of two other devices as shown below. A rotary switch on the front panel controls this operation.
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SW430A 7/12/00 3:05 PM Page 5 ABC BUS SWITCH Three male 50-pin connectors are mounted on the rear panel, as shown in the illustration below. The rotary switch on the front panel controls the switching of the common socket “C” to either socket “A”...
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SW430A 7/12/00 3:05 PM Page 6 ABC BUS SWITCH Table 1. Using the rotary switch to control socket C Switch Position Connection Socket C is connected to socket A. Socket C is connected to socket B.
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C socket on the rear panel. 2. Plug the cables from the devices that are to be switched, into sockets A or B. 3. Set the rotary switch on the front panel as required. The ABC Bus Switch is now ready for operation.