The top left corner comes with the ASUSTOR logo, the Power/Shutdown button, one Power LED and a secondary System status LED:
Moving further down we can see the LAN LED (there is also a secondary unused LED left from the 6th series), but also an USB 3.0 port with Copy button and LED:
The main difference is in the display area, which is now missing and has been replaced by a black plastic cover:
As with the AS-604T, we get some ventilation holes on the left side of the chassis:
If we look in the back, we will spot some differences in connectivity; the power supply is still integrated inside the chassis and the large 120mm fan is meant to cool all 4 drive bays along with the hardware assembly (CPU, motherboard, daughterboard and so on):
Near the Kensington Lock port, we have two USB 2.0 ports, the LAN port, one HDMI, another USB 3.0 port and also an Audio jack:
On the bottom side of the unit we will spot 4 large rubber feet and some stickers:
The stickers have the product serial number and MAC printed, along with the power rating:
The trays can be unlocked by pressing the small button on the lower side of each one: