Pinouts of Connectors

Cisco EIA/TIA-449 (RS-449) DCE (DB60 to DB37) pinout

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60 pin Cisco DB connector pin-out & layout
60 pin Cisco DB connector
60 Pin1 Signal Description Direction 37 Pin Signal
J1-49
J1-48		 MODE_1
GND		 Shorting group - - -
J1-46 Shield_GND Single - J2-1 Shield GND
J1-28
J1-27		 RxD/TxD+
RxD/TxD-		 Twisted pair no. 11 -
-		 J2-4
J2-22		 SD+
SD-
J1-13
J1-14		 TxCE/TxC+
TxCE/TxC-		 Twisted pair no. 7 -
-		 J2-5
J2-23		 ST+
ST-
J1-11
J1-12		 TxD/RxD+
TxD/RxD-		 Twisted pair no. 6 -
-		 J2-6
J2-24		 RD+
RD-
J1-1
J1-2		 CTS/RTS+
CTS/RTS-		 Twisted pair no. 1 -
-		 J2-7
J2-25		 RS+
RS-
J1-24
J1-23		 TxC/RxC+
TxC/RxC-		 Twisted pair no. 9 -
-		 J2-8
J2-26		 RT+
RT-
J1-9
J1-10		 RTS/CTS+
RTS/CTS-		 Twisted pair no. 5 -
-		 J2-9
J2-27		 CS+
CS-
J1-29
J1-30		 NIL/LL
Circuit_GND		 Twisted pair no. 12 -
-		 J2-10
J2-37		 LL
SC
J1-7
J1-8		 DTR/DSR+
DTR/DSR-		 Twisted pair no. 4 -
-		 J2-11
J2-29		 DM+
DM-
J1-3
J1-4		 DSR/DTR+
DSR/DTR-		 Twisted pair no. 2 -
-		 J2-12
J2-30		 TR+
TR-
J1-5
J1-6		 DCD/DCD+
DCD/DCD-		 Twisted pair no. 3 -
-		 J2-13
J2-31		 RR+
RR-
J1-26
J1-25		 RxC/TxCE+
RxC/TxCE-		 Twisted pair no. 10 -
-		 J2-17
J2-35		 TT+
TT-
J1-15
J1-16		 Circuit_GND
Circuit_GND		 Twisted pair no. 8 _
_		 J2-19
J2-20		 SG
RC

Arrows indicate signal direction: - indicates DTE to DCE, and - indicates DCE to DTE.

1 Any pin not referenced is not connected.

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37 pin Cisco DB connector pin-outs & layouts
37 pin Cisco DB connector
Pinouts.ru > Pinouts and schemes of serial ports cables >  Pinout of Cisco EIA/TIA-449 (RS-449) DCE (DB60 to DB37) and layout of 60 pin Cisco DB connector and 37 pin Cisco DB connector

Source(s): Cisco Systems, Inc. and Technick.net
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