Found In: A3000 (Usually rev 04) A3000T (Rev 07 in 040 versions) A4000T (Rev 07) (NOT ordinary A4000's) Controls part of the on board SCSI in the A3000(T) and 4000T in combination with the DMac. There are some problems with revision 04 of Ramsey when used with some A3640 processor boards. Ramsey 04 is normally used in combination with DMac 02 Ramsey 07 is normally used in combination with DMac 04 NB You can't use Rev 07 Ramsey with Rev 02 DMac! and You can't use Rev 04 Ramsey with Rev 04 Dmac Revisions - 03 (IC number ????) - 04 (IC number ????) - 07 (IC number ????)