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RC4600 ACU Board Set
3.1.2 Alarm Displays
3.1.2.1 General Alarms
Alarm
Flash Version Mismatch
Flash Data Corrupt
NVRAM Version Mismatch
NVRAM Data Corrupt
Emergency Stop
3.1.2.2 Azimuth
Alarm
Description/Recommended Action
Drift
Antenna was attempting to hold an azimuth position and the antenna drifted outside of
the drift error configuration item range. Verify axis movement working as expected and
that the drift error configuration item is set properly.
Follow
Antenna was moving and the difference between the current position and the
calculated position was outside of the follow error configuration item range. Verify axis
movement working as expected and that the follow error configuration item is set
properly.
Drive
The current sensed from the azimuth axis was higher than the current limit
configuration item. Verify axis movement working as expected and that the current
limit configuration item is set properly.
Off-Axis
An alarm in a different axis has occurred that disables movement in this axis. Clear
the error from the off axis.
3.1.2.3 Elevation
Alarm
Description/Recommended Action
Drift
Antenna was attempting to hold an elevation position and the antenna drifted outside
of the drift error configuration item range. Verify axis movement working as expected
and that the drift error configuration item is set properly.
Follow
Antenna was moving and the difference between the current position and the
calculated position was outside of the follow error configuration item range. Verify axis
movement working as expected and that the follow error configuration item is set
properly.
Drive
The current sensed from the elevation axis was higher than the current limit
configuration item. Verify axis movement working as expected and that the current
limit configuration item is set properly.
Off-Axis
An alarm in a different axis has occurred that disables movement in this axis. Clear
the error from the off axis.
Chapter 2
Description/Recommended Action
Flash Memory Structure error. Reset defaults, recalibration of controller
will be required.
Items in Flash Memory are corrupt. Reset defaults, recalibration of
controller will be required.
NVRAM version doesn't match Flash Memory version. Reset Defaults,
recalibration of controller will be required.
Items in NVRAM are corrupt. Reset defaults, recalibration of controller
will be required.
The emergency stop input on the controller is currently open. Reset the
input to clear alarm.
77
Hardware
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