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MARCH 1998
ME001A
ME001A-E
RS-232 Line Booster
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: info@blackbox.com
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Summary of Contents for Black Box RS-232
- Page 1 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 RS-232 LINE BOOSTER FEDERAL COMMUNICATIONS COMMISSION RADIO FREQUENCY INTERFERENCE STATEMENT This equipment generates, uses, and can radiate radio frequency energy and if not installed an used properly, that is, in strict accordance with the manufacturer's instructions, may cause interference to radio communication. It has been tested and...
- Page 3 RS-232 LINE BOOSTER Contents Specifications ..........4 Introduction...........5 Installation............8...
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Page 4: Specifications
RS-232 LINE BOOSTER 1. Specifications Protocol — Asynchronous/synchronous Speed — Transparent Operation — Transparent Interface — RS-232/CCITT V.24 Connectors — (1) male DB25P connects to DCE; (1) female DB25S connects to DTE Power — ME001A: 120 VAC ± 10%, 60 Hz, 18 watts;... - Page 5 RS-232 LINE BOOSTER 2. Introduction The RS-232 Line Booster doubles the length of an RS-232 cable by actively receiving and re-transmitting twelve of the most common signal lines of the RS232-C interface. The RS232-C specifications state that the maximum cable length is limited to 50 feet. In actual...
- Page 6 RS-232 LINE BOOSTER Chassis Gnd. TX Data RX Data Sig. Gnd +V (9-15 VDC) -V (9-15 VDC) TX Clk (DCE) RX Clk TX Clk (DTE) DB25P DB25S Male Female External Power The Line Booster has one DIP switch. At this time, the DIP switch has no function—it is for future...
- Page 7 RS-232 LINE BOOSTER The Line booster has a male (to DCE) and female (from DTE) connector with bulkhead (female screwlock) hardware. If either of the devices being interconnected has 100 mA of test power on Pins 9 and 10, the unit can be powered from the interface.
- Page 8 RS-232 LINE BOOSTER 3. Installation Connect the cable from your modem (or other DCE device) to the DCE side of the Line Booster. Connect the cable from your computer, terminal or printer (or other DTE device) to the DTE side of the Line...
- Page 9 ©Copyright 1998. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...
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