Foxconn Interfacility Link 7870 User Manual
2.6 Aligning the Fiber Optic Link
7870 Interfacility Link Installation and User’s Guide
page 15
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2.6
Aligning the Fiber Optic Link
The final step in installing the 7870 Interfacility Link is
re-adjusting the Receiver Gain Control for unity gain.
To set the unity gain (standard version)
1. Set the Signal Generator to -15 dBm. Alternatively measure the
operational input level.
3. Adjust the Receiver Gain Control for -15 dBm reading on the
power meter.
Figure 12 Fiber Optic Alignment Setup