Agilent 54810-83520 hard disk drive for Infiniium 54810A 54815A 54820A 54825A
54810A, 54815A, 54820A, 54825A. This is the Windows-98 based bootable OS and oscilloscope software hard drive for Agilent Infiniium / HP Infinium 54810, 54820 series oscilloscopes Also equivalent to(FIC motherboard. ).