
C-2
Cisco 6260 Hardware Installation Guide
OL-2365-02
Appendix C Connector and Pinout Specifications
I/O Module Connectors
C.2.1 E3 I/O Module BNC Connectors
Three sets of two vertically paired E3 75-ohm coaxial BNC connectors reside on the left side of the I/O
module faceplate. The P1 connectors serve as the network trunk connections. The P2 and P3 connectors
support subtending to additional Cisco 6260 chassis. Each set has both a receive (RX) connector and a
transmit (TX) connector.
Figure C-2
shows a close-up of the E3 connectors.
Figure C-2
BNC Connectors on the E3 I/O Module
C.2.2 E1 I/O Module RJ-48c Connectors
Four sets of two vertically paired E1120-ohm RJ-48c connectors are located on the left side of the I/O
module faceplate. Each E1 interface can be used as a WAN trunk connection, an individual E1 subtend
link, a connection to an IMA subtending group, or a connection to an IMA group trunk interface.
Figure C-3
shows a close-up of the E1 connectors.
Figure C-3
RJ-48c Connectors on the E1 I/O Module
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RX
TX
P1
RX
TX
P2
RX
TX
P3
J1
J4
J3
J2
J5
J8
J7
J6
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