User's Manual

ManualsBrandsBlack Box ManualsNetwork HardwareBlack Box Black Box Network Hardware 4-Port RJ-45 Modem Splitter (RS-232 on RJ-45)

BL A C K B O X

Split data from a single modem to four RS-232

DTEs.

Passive, non-powered. Operates transparent to data formats and speeds.

4-Port RJ-45 Modem Splitter (RS-232 on RJ-45)

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

Customer

Support

Information

TL421A

Summary of content (4 pages)

PAGE 1
TL421A 4-Port RJ-45 Modem Splitter (RS-232 on RJ-45) Split data from a single modem to four RS-232 BLACK BOX DTEs. ® Passive, non-powered. Operates transparent to data formats and speeds. 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.
PAGE 2
4-Port RJ-45 Modem Splitter (RS-232 on RJ-45) 1. Specifications Leads Supported — Pins 3, 4, 5, 7, and 8 connected straight through between the Master and Ports1–4; Pins 1, 2, and 6 “diode OR’ed” from Ports 1–4 to the Master port Connectors — (1) single style RJ-45 socket connector (Master); (1) quad-style RJ-45 connector (Ports 1–4) Power — Non-powered; no power supply required Size — 1"H x 2.3"W x 4.3"D (2.5 x 5.7 x 10.8 cm) Weight — 0.25 lb. (0.11 kg) 2.
PAGE 3
4-Port RJ-45 Modem Splitter (RS-232 on RJ-45) 3. Installation There are no user-configurable settings in the 4-Port RJ-45 Modem Splitter. Simply connect your modem or other DCE device to the Master port, and connect your terminals or other DTE devices to Ports 1–4 on the Modem Splitter. For the GND signal and any signals that flow from the DCE to DTE direction, use Pins 3, 4, 5, 7, and 8. For signals that flow from the DTE to DCE direction, use Pins 1, 2, and 6.
PAGE 4
Black Box Tech Support: FREE! Live. 24/7. Tech support the way it should be. Great tech support is just 30 seconds away at 724-746-5500 or blackbox.com. About Black Box Black Box provides an extensive range of networking and infrastructure products. You’ll find everything from cabinets and racks and power and surge protection products to media converters and Ethernet switches all supported by free, live 24/7 Tech support available in 30 seconds or less. © Copyright 2011. Black Box Corporation.