Diagnostics and Troubleshooting
Fault Descriptions
Power Up Test
This fault indicates that the power-up self-test has failed. This
fault cannot be reset with the reset command or reset button.
NVM Invalid
At power-up the drive tests the integrity of the non-volatile
memory. This fault is generated if the contents of the non-
volatile memory are invalid.
Invalid Configuration
This fault will occur if the digital board in the drive does not
match the power board settings. It is only useful during
manufacturing. A drive with this fault should be returned for
service.
Drive Overtemp
Indicates the drive IGBT temperature has reached 100° C.
Power Module
This fault is generated when a power stage over-temperature,
over-current or loss of power stage logic supply occurs. This can
All "On"
Normally "On" for
one second during
power-up
Yes
Display Fault Action to Reset Bridge Disabled
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