Operations; Front Panel; Power Supply Indicators; Alarm Indicator - Symmetricom ATS-6511A User Manual

3

Operations

The ATS-6511 is used to extend the timing signals provided by the ATS-6501 over fiber optic
cabling to accommodate transmission over long distance and improve signal integrity.
3.1

Front Panel

The ATS-6511 has several front panel indicators to provide the operator with the overall status of
the unit and will provide a visual alarm indication if a problem with the hardware or the unit
detects a condition that would cause the output signals to be outside of their timing specifications.
More detailed status information can be retrieved using the status command on the Command
Port.

3.1.1 Power Supply Indicators

Each power supply has a front panel indicator that provides the operator an instant visual
indication of the supply status. Power Supply #1 is on the left, power supply #2 is on the right as
viewed from the front.
Indicator
Off No power is being provided to the ATS-6511.
Green Power supply is good and is supplying power.
Red ATS-6511 has power and the module has failed, is not seated properly, or is
unplugged from the power source.

3.1.2 Alarm Indicator

The Alarm LED will turn red when the unit is not producing timing within their specifications or
the system has suffered a major hardware failure.
Indicator
Off Unit has no current alarms.
Green This indicator should only turn green during the front panel POST.
Red Either power supply is missing/has failed or is without input power.
Any output module(s) is reporting a failure
Outputs are not enabled (Power Up).
Reference clock wander exceeded 100ns from fiber 1 PPS or input reference(s)
are not present.
The outputs are not locked to the reference input.
Over temperature (internal temperature is greater than 65 C)
Figure ATS-6511 Front Panel
5
Status
Table 1
Power Supply Indicator
Status
Table 2 Alarm Indicator
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DOC 6511_Release K
ATS-6511A/B/C Users Guide