"H Vlems" <hvlems at zonnet.nl> writes: Well, I bought four KZPCA-CA SE controllers on eBay and was shipped four KZPBA-CY units in stead. Not sure yest what they are (I think HVD) but definitely not SE. Luckiliy the vendor is very cooperative and offered a full refund. Perhaps the -CY may be used for a SCSI cluster? Hans You can use it with an HSZ50/70. -- VAXman- A Bored Certified VMS Kernel Mode Hacker VAXman(at)TMESIS(dot)ORG Well I speak to machines with the voice of humanity.