Troubleshooting; Minor And Major Alarms - Safran SecureSync 2400 User Manual

APPENDIX
5.1

Troubleshooting

The Web UI provide SecureSync status information that can be used to help
troubleshoot failure symptoms that may occur.
5.1.1

Minor and Major Alarms

Alarms and alerts are designed to warn of issues such as GNSS access, timing
errors, and system functionality. Alarms can appear on the Web UI, displayed on
the front panel, and through system communication (via SSH, SNMP, etc.).
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:
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:
352
Hot Swap Power Supply: At least one power supply is in a warning state.
This could be due to temperature, voltage, fan speed, or current readings.
Refer to "Hot Swap Power Supply" on
Too few GPS satellites, 1st
ing less than the minimum number of satellites for too long of a duration.
Refer to "Troubleshooting GNSS Reception" on page 357
on troubleshooting GNSS reception issues.
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:
When the Timing System has just booted-up and has not yet synced
to a reference.
page 56.
threshold: The GNSS receiver has been track-
for information
SecureSync 2400 User Manual