unmanned terminal; automated terminal
Computing term for a self-service or unattended terminal, such as an ATM, kiosk, or automated check-in machine.
I checked in at the airport's automated terminal.
The bank's unmanned terminal can be used 24 hours a day.
ATM specifically refers to automated teller machines for banking, while 無人端末 is a broader term for any unmanned or self-service terminal.
キオスク端末 often implies a public information or transaction kiosk, similar to 無人端末 but with a stronger nuance of a standalone booth or station.
Compound of 無人 (unmanned, unattended) and 端末 (terminal, device). The term is a straightforward technical coinage reflecting the concept of a terminal that operates without human staff.