Appendix B Cable Specifications
Alarm Port Pinouts
Table | GPS Port Pinouts for the Cisco ASR 901 router | ||
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| 10 Mhz | 1PPS |
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Waveform |
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Amplitude |
| Input— > 1.7 volt | Input— > 2.4 volts TTL |
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| (+8 to +10 dBm) | compatible |
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| Output— > 2.4 volts TTL | Output— > 2.4 volts TTL |
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| compatible | compatible |
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Impedance |
| 50 ohms | 50 ohms |
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Pulse Width |
| 50% duty cycle | 26 microseconds |
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Rise Time |
| 40 nanoseconds | |
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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
Table | Alarm port Pinout |
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Pin | Signal Name | Description |
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1 | Alarm input 1 |
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2 | Alarm input 2 |
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3 |
| Not connected |
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4 | Alarm input 3 |
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5 | Alarm input 4 |
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6 |
| Not connected |
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7 |
| Not connected |
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8 |
| Not connected |
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Management Ethernet Port Pinouts
Table
Cisco ASR 901 Series Aggregation Services Router Hardware Installation Guide
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