1. Light Output Warning
This topic alerts you to the possibility of the presense of light emitted from N1077A, N1078A, 83496A/B, 8349x-series modules that have optical Data Out connectors. The path of the input light through the internal optical splitter is drawn on the module's front panel. The following picture shows this for N1078A clock recovery modules.
The light emitted from the N1077A, N1078A, 83496A/B, 8349x-series modules with optical Data Out connectors is the slightly attenuated light that is input to the front-panel Data In connectors.
![](../../Resources/Images/FlexDCA/N1078A-S80_warning.png)