The five drive bays take up most of the space at the face of the NAS.


The LED indicators at the face of the NAS are for Drive Usage, Status, and Alert. The power button and front USB 3.0 port are below these.


The Synology logo punched into the side also acts as an exhaust grille.


You will find the access door to the M.2 slots on the bottom, along with the power specifications sticker and another sticker providing instructions on how to install the NVMe drives.


The cooling fans, most I/O ports, and the DC input socket are at the back.


The eSATA, USB 3.0, and all four Ethernet ports.


A scheme of the NAS, provided by Synology, depicting all points of interest.


A look at the NAS with its trays removed.


There are no vibration damping pads, which may increase HDD noise. The installation of 3.5" disks is tool-less, but this is not the case for 2.5" disks, like those I used.


The power adapter's model number is EA11011H-1200. It can deliver up to 120 W with 12 V output. It is made by EDAC Power Electronics, a Taiwanese company.