What to do if my Hisense AMW4-27U4RAA shows IPM and control board communication fault?
- AAmanda TerrySep 23, 2025
To address an IPM and control board communication fault in your Hisense Air Conditioner, you can try the following steps: * Reconnect the cable between the control board and the driver board. * Replace the communication cable between the control board and the driver board. * Replace the driver board. * Replace the control board.



