Proxmox and HP RAID controller

cache is disabled in Smart Array P212 because of battery hp cache status problem detected p212 in slot 5 NOTE: For 4 addition HDs in 5-8 slots NOTE: OpticalDVD cannot be used with NOTE: Supported on HP Smart Array P212 Controller and HP Smart Array P410i hp omen m 2 slot I have tried a 256 cache board, 512 cache board, new battery cable, 4 different batteries, and they all say the sam ething, cache is disabled I

hpe 1600w flex slot platinum hot plug low halogen power supply kit NOTE: For 4 addition HDs in 5-8 slots NOTE: OpticalDVD cannot be used with NOTE: Supported on HP Smart Array P212 Controller and HP Smart Array P410i