The picture shows an HDD that won't boot even when attached to a nasne. It's a genuine part originally built into a nasne. It is not recognized by a PC and can be used as junk or a paperweight. It is the file for SONY nasne HDD boot fw1.00 00550066.dlm. It is also needed as the initial firmware for the replacement set. You can easily create a nasne boot HDD from Linux Debian. With practice, it can be done in about 10 minutes with mouse operations. Initial files and how to create them for booting a SONY nasne. Also includes explanations of what you need, such as a PC USB memory stick and a USB/SATA HDD case. This is intended for those who understand how to replace the HDD from 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