Orolia Spectracom VelaSync 1232, User Manual

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5.1 Troubleshooting
This section is intended to assist you with troubleshooting VelaSync.
The WebUI provides status information that can be used to help troubleshoot failure symp-
toms that may occur.
Please also consult the OEM documentation for Supermicro™ SuperO
®
SuperServer
5018R-WR which can be found online under:
https://www.supermicro.com/manuals/superserver/1U/MNL-1771.pdf
For Technical Support contact information see "Technical Support" on page 237 .
5.1.1 Minor and Major Alarms
Minor Alarm
There are several conditions that can cause the Web UI status lights to indicate a Minor
alarm has been asserted. These conditions include:
Too few GPS satellites, 1st threshold : The GNSS receiver has been tracking less
than the minimum number of satellites for too long of a duration. Refer to
"Troubleshooting GNSS Reception" on page 212 for information on troubleshoot-
ing GNSS reception issues.
Major Alarm
There are several conditions that can cause the Web UI status lights to indicate a Major
alarm has been asserted. These conditions include:
Frequency error : Indicates a jump in the oscillator’s output frequency has been
detected. Contact Tech Support for additional information.
1PPS is not in specification : The 1PPS input reference is either not present or is
not qualified.
Not In Sync : A Major alarm is asserted when the Timing System is not in sync (Input
references are not available and the unit is not in Holdover). Examples of not being
synced include:
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