HV Inverter Fault
This fault occurs when the DC Rail supply did not properly come up to 400 VDC within 3
sec from Setup Start Enable.
This may be caused by:
Bad or OFF Circuit Breaker for AC Mains.
Problem in Power inverter PWB
Problem with System Control PWB
AC Main Line too low.
Problem with the HV inverter
Problem inside the HV Multiplier Assembly and HV Transformer
Diagnosis
The HV Inverter LED will illuminate.
Via control interface, issue a reset.
If HV Inverter LED is still illuminated then,
If the problem appears to be in the HVPS, verify on Power Inverter input line is 230
AC +/-10 If not Check Main AC Line.
Verify that DC BUS is at 400VDC.
Interlock Open/Fault
This fault occurs when the system does not detect the proper External interlock signal .
This may be caused by:
Problem with the cool or door interlock
Failure of the Regulator PWA
Failure of the I/O Interface
Diagnosis
Verify that a proper interlock signal is being supplied to the HVPS. Install interlock
bypass plug into J2 (pin 12, 13 connected to 22)
XRV SERIES
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