This is a non-booting HDD that was originally installed in a nasne. It is a genuine part that was originally built into the nasne. It is not recognized by a PC and can be used as junk or a paperweight. This is the file "SONY nasne HDD boot fw1.00 00550066.dlm". It is also required as the initial firmware for a replacement set. You can easily create a nasne boot HDD from Linux Debian. With practice, it can be done easily with about 10 minutes of mouse operations. Initial files and how to create them, which are necessary to boot SONY nasne. Also includes explanations of what you need, such as a USB memory stick for PC and a USB/SATA HDD case. This is for those who understand how to replace the HDD from each HP. Only this fw1.00 can boot the nasne after HDD replacement. # The broken HDD will not be shipped, please prepare your own. # CUHJ-15004 SSD HDD Replacement Repair