Cisco 901 User Manual

B-7
Cisco ASR 901 Series Aggregation Services Router Hardware Installation Guide
OL-23778-01
Appendix B Cable Specifications
Alarm Port Pinouts
The 1PPS interface type is Series 1.0 / 2.3, 50 ohms.
For instructions on how to configure the 10 Mhz and 1PPSs ports, see the Cisco ASR 901 router Mobile
Wireless Software Configuration Guide.
Alarm Port Pinouts
Table B-9 list the pinouts for the alarm port (RJ45) on the Cisco ASR 901 router.
Management Ethernet Port Pinouts
Table B-10 list the pinouts for the management ethernet port (RJ45) on the Cisco ASR 901 router.
Table B-8 GPS Port Pinouts for the Cisco ASR 901 router
10 Mhz 1PPS
Waveform Input—Sine wave
Output—Square wave
Input—Pulse shape
Output—Pulse shape
Amplitude Input— > 1.7 volt p-p
(+8 to +10 dBm)
Output— > 2.4 volts TTL
compatible
Input— > 2.4 volts TTL
compatible
Output— > 2.4 volts TTL
compatible
Impedance 50 ohms 50 ohms
Pulse Width 50% duty cycle 26 microseconds
Rise Time Input—AC coupled
Output—5 nanoseconds
40 nanoseconds
Table B-9 Alarm port Pinout
Pin Signal Name Description
1 Alarm input 1
2 Alarm input 2
3 Not connected
4 Alarm input 3
5 Alarm input 4
6 Not connected
7 Not connected
8 Not connected

Cisco 901 Specifications

General

Product Type	Router
Form Factor	Desktop
Model	901
Connectivity Technology	Wired
Data Link Protocol	Ethernet, Fast Ethernet
Features	VPN support, VLAN support, firewall protection
Ports	1 x WAN
Operating Temperature	32 to 104 degrees F (0 to 40 degrees C)
Storage Temperature	-4 to 149 degrees F (-20 to 65 degrees C)
Humidity	10% (non-condensing)