1:low AC line voltage:电源电压<95VAC.
2:low 300V bus <250VDC.
3:high 300V bus >360VDC.
4:scan converter power supply or fan power fault
5:power supply tray over temperature or fan fault or soft start resistor over temperature.
6:scanner over temperature or fan fault.
7:scan conerter over temperature or fan fault.
8:scanner digital 5V power supply fault.
9:scanner low voltage power supply fault.
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