ViaSat MEOLink User Manual page 70

4 FAQ
4.1.1 Initial Verification of Modem Operation
4‐62
1. Select IF Loopback operation.
2. Configure the modem, then perform test.
3. Click the Status tab to verify correct operation.
a. Check the Es/No dB.
b. If the demod is not synched, it will show ‐100, otherwise correct operation
should display ‐3 to ‐36 dB.
c. Go to the receive layer and check the active demod's Es/No value.
d. Check that L‐Band PLL is locked.
e. Check that A/D Power is ~ ‐30.
4. Check the Alarms and Faults tabs for any messages.
5. Check Diagnostics on demod to see that dummy and sync fields are incrementing.
6. Check Metrics to see that the dummy field is incrementing.
MEOLink User Manual
Rev 002vx
1141780,