Cisco 890 Series User Manual

A-27
Cisco Integrated Services Router Hardware Installation Guide
Appendix A Technical Specifications
Cisco 860, 880, 890 Series
Voice ISDN BRI Interface Pin Numbers and Functions
Table A-27 lists the interface pin numbers and functions for the voice ISDN BRI port.
SFP Port Connector Pinouts
Table A-28 lists the pinouts for the SFP port.
7Unused
8Unused
Table A-26 Data BRI Port Pinouts (continued)
Pin Function
Table A-27 Interface Pin Numbers and Functions
ISDN BRI NT/TE Card NT Interface
1
1. Use a straight-through cable for NT interfaces.
TE Interface
2
2. Use a crossover cable for TE interfaces.
Pin 3/T+ Pin 3/R+ Pin 3/T+
Pin 4/R+ Pin 4/T+ Pin 4/R+
Pin 5/R- Pin 5/T- Pin 5/R-
Pin 6/T- Pin 6/R- Pin 6/T-
Table A-28 SFP Port Pinouts
Pin Function
1 TX Ground
2TX Fault
3TX disable
4 Module definition 2
5 Module definition 1
6 Module definition 0
7 Rate Select
8 Loss of signal
9 Receiver ground
10 Receiver ground
11 Receiver ground
12 Inverted received data out
13 Received data out
14 Receiver ground
15 Receiver power

Cisco 890 Series Specifications

General

Brand	Cisco
Model	890 Series
Category	Network Router
Language	English