Qg 2 Multi-Sync Gateway User Guide
Troubleshooting and Safety Considerations
SJC-DEV7250-HR Rev. 1.14
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the port.
Verity that the ToD source is
outputting a ToD signal.
GNSS input signal from Antenna
and cable is missing or weak.
Verify that the GNSS Antenna
coax is securely plugged into the
SMA port.
Verity that the GNSS Antenna
signal is present.
Ts2 Alarm condition is affecting 1
PPS or ToD Input.
Check the
Error! Reference
source not found.
Webpage for
information about any Ts2
alarms that might affect 1 PPS or
ToD Input.
Symptom
Probable Cause
Recommended Action
Sync Status LED is Off
MCE Processor has not
completed its boot up process.
Wait approximately 4 minutes
for the MCE processor to
complete booting.
Symptom
Probable Cause
Recommended Action
Sync Status LED is Red
MCE is operating in GNSS Only
mode and is not receiving the
GNSS inputs.
Verify that the GNSS LED is
Green.
MCE is operating in PTP Only
mode and is not receiving PTP
Grand Master timing messages.
Verify that the PTP Port 1 or Port
2 is connected to a PTP Grand
Master time source through the
RJ45 or SFP connectors.
Verify that the PTP Grand Master
is providing PTP Timing
messages.
MCE is operating in GNSS
Primary / PTP Secondary mode,
or in PTP Primary / GNSS
Secondary mode and is not
receiving timing signals from
either source.
Verify that the GNSS LED is
Green.
Verify that the PTP Port 1 or Port
2 is connected to a PTP Grand
Master time source through the
RJ45 or SFP connectors.
Verify that the PTP Grand Master
is providing PTP Timing
messages.
