Fan status displays an "error" on appliance models SMG8340 (R220).
SMG UI > Hosts > Hardware Status > Fan status shows "error".
This is a SMG defect and it is not a real hardware issue. Hardware models effected are 8340 running on R210 and R220.
Please note that this is not an hardware issue, rather an unexpected behaviour of appliance models 8340.
The resolution to this problem will be included in one of the next software releases of the product.
Please ensure that the appliance will be upgraded to the next available version.