HP J4868A User Manual - Page 43
Crossover Twisted-Pair Cable for 10 Mbps or 100 Mbps Network Connection, Cable Diagram.
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Switch Ports and Network Cables Note Switch Ports and Network Cables Twisted-Pair Cable/Connector Pin-Outs Crossover Twisted-Pair Cable for 10 Mbps or 100 Mbps Network Connection The "HP Auto-MDIX" operation of the 10/100 ports on the switch also allows you to use "crossover" cables for all network connections, to PCs, servers or other end nodes, or to hubs or other switches. Cable Diagram. Connector "A" Connector "B" Crossover Cable white/orange orange/white white/green green/white Pins 1 and 2 on connector "A" must be wired as a twisted pair to pins 3 and 6 on connector "B". Pins 3 and 6 on connector "A" must be wired as a twisted pair to pins 1 and 2 on connector "B". Pins 4, 5, 7, and 8 are not used in this application, although they may be wired in the cable. Pin Assignments Switch End (MDI-X) Signal Pins receive + 1 receive - 2 transmit + 3 transmit - 6 Hub or Switch Port, or Other MDI-X Port End Pins Signal 6 transmit - 3 transmit + 2 receive - 1 receive + B-5
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