What can cause an InFN or error 23 fault on the ATV630 or ATV930 Process drives?
A communication interruption between the control block and the AFE or the BU bricks has been detected.
- First check to see if they have wired their ethernet cable into the drives modbus ports. This normally cause the main display to go blank and control block goes offline.
- Check the internal wiring between the control module line board and the AFE and or BUO's
- Check the LED801 on the control board of the AFE brick) red means communication interruption.
- Change the module link board.
- First check to see if they have wired their ethernet cable into the drives modbus ports. This normally cause the main display to go blank and control block goes offline.
- Check the internal wiring between the control module line board and the AFE and or BUO's
- Check the LED801 on the control board of the AFE brick) red means communication interruption.
- Change the module link board.
Released for: Schneider Electric USA
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