Spectracom VelaSync 1225, Руководство пользователя

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5.1.7 Troubleshooting – 1PPS, 10 MHz Outputs
If the 1PPS and/or the 10 MHz output (s) are not present, input power may not be
applied. Or VelaSync is not synchronized to its input references and Signature Control is
enabled.
Web UI Page Current Status Indication Troubleshooting
HOME page Reference
Status Table One or more
input ref-
erences indic-
ate “Not Valid”
(red) All available Input References have
been lost. The Reference Status
table on this same page will show
the current status of all inputs
(Green is valid and red is not valid,
or not present). If Signature Con-
trol is enabled in this state, the out-
put may be disabled.
1. Make sure the Input Reference
Priority table still has the desired
inputs enabled, based on desired
priority.
2. Make sure desired input ref-
erences are still connected to the
correct input port of VelaSync.
3. Verify GNSS antenna installation
(if applicable).
Navigate to
INTERFACES/OUTPUTS/
PPS Output page Select the PPS
Output screen. Signature Con-
trol will show
"Output
Always
Enabled",
"Output
Enabled in Hol-
dover",
"Output Dis-
abled in Hol-
dover" or
"Output
Always Dis-
abled". 1. With "Output Always Enabled"
selected, the selected output will
be present no matter the current
synchronization state.2. Any other
configured value will cause the
applicable output to be halted if
VelaSync is not fully synchronized
with its input references.
Table 5-3:
Troubleshooting 1PPS and/or 10 MHz outputs not being present
5.1.8 Troubleshooting – Network PCs Cannot Sync
In order for clients on the network to be able to sync to VelaSync, several requirements
must be met:
214 VelaSync User's Manual
APPENDIX