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Symmetricom XL-GPS User Manual

Symmetricom XL-GPS
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F73 Alarm Control / Status
F73 Alarm Control / Status
Use function F73 to do the following:
See the state of an indicator (“Locked/Unlocked” or “OK/Fault”)
Enable or disable the alarm for each indicator
See the state of the Alarm Latch for each indicator
Clear the Alarm Latch for all indicators
Enable or disable blinking of the Alarm Status LED on the front panel while it is green
or amber
Set the values for Time Threshold, Timeout Delay, and Power-On Alarm Suppress
The following table summarizes F73’s alarm indicators and parameters, as well as the
factory settings for an XL-GPS without options. The factory settings vary depending on the
options included at the XL-GPS at the time it ships from the factory (see * items in the table
that follows).
Update the alarm settings when adding or removing the expansion module from the XL-
GPS.
Indicator/Parameter Name Status
Factory Setting
(XL-GPS without expansion module)
Clock Status Locked/Unlocked Always Enabled
PLL Locked/Unlocked Alarm Enabled
* Low Phase Noise (LPN)
PLL Locked
Locked/Unlocked Alarm Disabled
GPS OK/Fault Alarm Enabled
IRIG fault OK/Fault Alarm Disabled
DAC OK/Fault Alarm Enabled
1st Time Lock OK/Fault Alarm Enabled
Time Error OK/Fault Alarm Enabled
Time Threshold (Range 0 to 99,999 nS) 0 nS
LED Blink n/a Enabled
Timeout OK/Fault Alarm Enabled
Timeout Delay (Range 0 to 86,400 sec.) 300 sec.
Power-On Alarm Suppress (Range 0 to 86,400 sec.) 300 sec.
098-00116-000 Rev. A............................... Page 95 of 221

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Symmetricom XL-GPS Specifications

General IconGeneral
BrandSymmetricom
ModelXL-GPS
CategoryReceiver
LanguageEnglish

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