Here is a step by step manual guide for Win2K Advansys Fast/Ultra Narrow SCSI Adapter software installation process on Windows XP. 1 Download. RISC-based, Bus-Mastering, Fast (10 Mhz) and Ultra (20 Mhz) Narrow. (8-bit transfer) SCSI Host Adapters for the ISA, EISA, VL, and PCI. buses and RISC-based. This download provides Win2K Advansys Fast/Ultra Narrow SCSI Adapter driver and is supported on Hewlett-Packard HP Compaq Dc Microtower that is.