The photo shows an HDD that won't boot even when attached to a nasne. It's a genuine part originally built into a nasne. It's not recognized by a PC and can be used as junk or a paperweight. This is the file fw1.00 00550066.dlm for booting SONY nasne HDD. It is also necessary as the initial firmware for a replacement set. You can easily create a nasne boot HDD from Linux Debian. With practice, it's easy to create in about 10 minutes with mouse operations. Initial files and how to create them, required for booting SONY nasne. Includes explanations of necessary items like a USB flash drive for PC and a USB/SATA HDD case. This purchase is intended for those who understand how to replace HDDs based on information found on various websites. Only this fw1.00 allows the nasne to boot after an HDD replacement. # The broken HDD will not be shipped, please prepare your own. # CUHJ-15004 SSD HDD Replacement Repair