Troubleshooting; Bits Port Pinout - Cisco ASR 903 Installation Manual

Troubleshooting

This chapter provides information for troubleshooting problems on the Cisco ASR 903 Router.
•
•
•
•
•
•
•
•
•
•
•
•
•

BITS Port Pinout

The table below summarizes the BITS port pinout of the Front Panel "Building Integrated Timing Supply"
RJ48 port.
Table 25: BITS Port Pinout
Pi n
1
2
3
4
5
BITS Port Pinout, on page 161
GPS Port Pinout, on page 162
Time of Day Port Pinout, on page 163
Alarm Port Pinout, on page 164
Console/Aux RJ45 RS232 Serial Port Pinout, on page 164
T1/E1 Port Pinout, on page 171
Serial Cable Pinouts, on page 172
E and M Interface Module Pinouts, on page 174
Management Ethernet Port Pinout, on page 174
USB Console Port Pinout, on page 175
USB Flash/MEM Port Pinout, on page 176
Fiber-Optic Specifications, on page 176
LED Summary, on page 177
Signal Direction Description
Name
RX Ring Input Receive
Ring
RX Tip Input Receive Tip
— — Not used
TX Ring Output TX Ring
TX Tip Output TX Tip
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
5
C H A P T E R
161