Samsung LS17PEASF-XAA - Manual (Page 19)

RGB IN port Connect the signal cable to the 15-pin, D-sub port on the back of your
monitor.
Kensington Lock The Kensington lock is a device used to physically fix the system to
something when using it in a public place.
The locking device has to be purchased separately.
For using a locking device, contact the place of purchase.
See Connecting Cables for further information regarding cable connections.