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DC Power Cabling
Table B-10 Pinouts for SCSI-II Connector
Pin No.
4
29
6
31
2
27
6
13
3
28
8
33
10
35
12
37
5
30
DC Power Cabling
DC Power connections are made to the DC Power Entry Modules at the rear of the MGX 8230. See Table
B-11 and Table B-12 for acceptable cable and wire types. Cisco normally does not provide wiring for
DC-powered systems. See Table B-11 for details on DC wiring.
Table B-11 DC Power Wiring
Cable Parameter
Wiring
Connection
Cisco MGX 8230 Edge Concentrator Installation and Configuration
B-6
Name
Signal Function
RD
Receive Data
ST
Send Timing
RT
Receive Timing
TT
Terminal Timing
CA
DCE Available
TA
DTE Available
LA
Loop Ckt A
LB
Loop Ckt B
LC
Loop Ckt C
SG
Signal Ground
Description
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.
EURO Block.
Appendix B
Polarity
Signal Source
+
DCE
-
+
-
+
_
+
DCE
-
+
DCE
-
+
DTE
-
+
DTE
-
+
DTE
-
+
DCE
-
Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001
Cable Specifications
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