The photo shows an HDD that won't boot even when installed in a nasne. It's a genuine part originally built into a nasne. It's not recognized by a PC, and is therefore considered junk, usable as a paperweight. This is the fw1.00 00550066.dlm file for starting the SONY nasne HDD. It's also needed as the initial firmware for a replacement set. You can easily create a nasne boot HDD from Linux Debian. With some practice, it's easily done in about 10 minutes with mouse operations. Initial files and creation methods needed for starting the SONY nasne. Includes explanations of necessary items like a PC USB memory stick and a USB/SATA HDD case. This purchase is 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. # No shipping of broken HDDs will occur; please prepare your own. # CUHJ-15004 SSD HDD Replacement/Conversion/Repair