HP SmartArray P212 disabled, cache module not attached

I'm encountering an issue with the Smart Storage Administrator displaying the following message: The cache for Smart Array P440 in Slot 1 has

HP SmartArray P212 disabled, cache module not attached 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

I'm encountering an issue with the Smart Storage Administrator displaying the following message: The cache for Smart Array P440 in Slot 1 has

hpe 5945 2slot switch Item Description 5 Cache module P721m components For LED locations and status, see P721m LEDs PAGE 15 Item

Cache Status: OK Accelerator Ratio: 1000 Read Cache => ctrl slot=5 array A add spares=1:1–1:5 => ctrl slot=5 array A

hpe 500w flex slot platinum hot plug low halogen power supply kit The LEDs are duplicated on the reverse side of the cache module to facilitate status viewing Open the PCI slot cover retainer latch Page 24 Operations 24

physicaldrive 2I:1:5 Array D Cache Status Details: Cache disabled; ADG enabler missing Cache Disable