Alarm Port Pinout; Console/Aux Rj45 Rs232 Serial Port Pinout - Cisco ASR 903 Hardware Installation Manual
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Also See for ASR 903:
- Release notes (280 pages) ,
- Installation manual (200 pages) ,
- Hardware installation manual (196 pages)
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Chapter 5
Troubleshooting
Table 5-3
Pin
7
8
Alarm Port Pinout
Table 5-4
Table 5-4
Pin
1
2
3
4
5
6
7
8
Console/Aux RJ45 RS232 Serial Port Pinout
Table 5-5
Table 5-5
Pin
1
2
3
4
5
6
7
8
OL-25178-04
RJ45 1PPS/ToD Port Pinout (continued)
Signal Name
Direction
TOD_P
Output or Input
TOD_N
Output or Input
summarizes the external alarm input pinout.
External Alarm Input Pinout
Signal Name
Description
ALARM0_IN
Alarm input 0
ALARM1_IN
Alarm input 1
No connect
ALARM2_IN
Alarm input 2
ALARM3_IN
Alarm input 3
No connect
No connect
COMMON
Alarm common
summarizes the console/aux RJ45 RS232 serial port pinout.
Console/Aux RJ45 RS232 serial port
Signal Name
RTS
DTR
TXD
RI
GND
RXD
DSR/DCD
CTS
Description
Time of Day
character
Time of Day
character
Direction
Description
Output
Request to send
Output
Data Terminal Ready (always On).
Output
Transmit data
Ring Indicator
Input
Receive data
Input
Data set ready/Data Carrier detect
Input
Clear to send
Cisco ASR 903 Router Hardware Installation Guide
Pinouts
5-3
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