O v e r v i e w | 2 - 1 5 |
Model | Description | Function |
| Manual control | This board locally controls the ingress switch and |
| board | receiver/transmitter A/B redundant switching if the node is not |
|
| equipped with status monitoring. |
| Strand bracket | Bracket for hanging a strand mounted node. |
| Power supply | Provides the + 24 V and + 5 V dc supply to the station. It has an |
|
| extended voltage range and is |
| Power supply | Provides the + 24 V and + 5 V dc supply to the station. |
SG2- | Service cable | A |
SERCAB/* |
| FC/APC connectors. |
| Forward | Used to increase output tilt at one or more ports in a 750 MHz |
*/750 | equalizers | system. They are available in 1 dB increments from 2 dB |
|
| through 6 dB. |
Forward | Used to increase output tilt at one or more ports in an 870 | |
*/870 | equalizers | MHz system. They are available in 1 dB increments from 2 dB |
|
| through 6 dB. |
| Ingress switch | This switch enables the operator to troubleshoot without |
|
| shutting down the return path. It requires the use of either the |
|
| |
| Lightwave | This receiver converts the received optical signal to |
| receiver | broadband RF. |
This board provides the redundant input to a | ||
| redundancy | |
| board | used for each |
Analog return | Table | |
| transmitters | |
| Digital return | Table |
| transmitters | transmitters. Section 5, “Operation,” provides detailed |
|
| information and block diagrams for each series of digital |
|
| transmitters. |
SG 2000 Installation and O peration Manual