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The following table shows the various messages that may alert the user:
AC input current too high
Internal PFC VBUS is not charged
AC input voltage too high
Cannot read or write the internal non-
volatile memory
OVER TEMPERATURE
PROTECTION!
Internal temperature is too high and the
protection mechanism is activated
Output voltage exceeds maximum OVP
setting point
Output current exceeds maximum OCP
setting point
Calibration cannot be done
AC input frequency is out of range
PFC not functioning correctly
Power supply is powering off
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