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The exposure head will monitor a variety of health metrics ( temperatures, voltages, pressures, etc ) and shutdown the exposure head if required. To allow operation of the exposure head to continue, the user can mask any combination of health metrics to prevent the exposure head from being shutdown. This error code indicates that the launching of a plot has either been prevented or would be prevented by a health metric.
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| It is undesireable to mask health metrics. Masking a health metric implies that there is either a hardware failure in the exposure head or the range checking performed by the firmware is invalid. Regardless, the underlying problem should be fixed; not masked.
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| Note that the monitor command adc will display the health metrics and the monitor command hlt mask (on|off) <index> will configure the fault mask's.
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Verify all health metrics in the exposure head. If necessary, a health metric can be masked in the exposure head.
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- System monitoring of the health metrics has detected as least one fault in the exposure head.
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COMMAND: adc [(hc|npe|act|pbp|ibs|dbp|wlc|rfe|lvdu|lvdl|pbp2|lvdp|lvdn)]
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COMMAND: hlt mask [(on|off) <index>]
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