Cisco Systems MGX 8230 manual DC Power Cabling

Appendix B Cable Specifications

DC Power Cabling

Table B-10 Pinouts for SCSI-II Connector

Pin No.	Name	Signal Function	Polarity	Signal Source
4	RD	Receive Data	+	DCE
29			-
6	ST	Send Timing	+
31			-
2	RT	Receive Timing	+
27			_
6	TT	Terminal Timing	+	DCE
13			-
3	CA	DCE Available	+	DCE
28			-
8	TA	DTE Available	+	DTE
33			-
10	LA	Loop Ckt A	+	DTE
35			-
12	LB	Loop Ckt B	+	DTE
37			-
5	LC	Loop Ckt C	+	DCE
30			-
	SG	Signal Ground

DC Power Cabling

DC Power connections are made to the DC Power Entry Modules at the rear of the MGX 8230. See Table B-11and Table B-12for acceptable cable and wire types. Cisco normally does not provide wiring for DC-powered systems. See Table B-11for details on DC wiring.

Table B-11 DC Power Wiring

Cable Parameter	Description
Wiring	Three conductor, 10 AWG recommended wire gauge, min. 60° C insulation
	rating, copper conductors only. Solid or stranded wires. Wire insulation
	stripped back 0.25” (6 mm) at the MGX 8230 connector end.
Connection	EURO Block.

	Cisco MGX 8230 Edge Concentrator Installation and Configuration
B-6	Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001