Samsung 225BW - Manual (Page 13)

(The configuration at the back of the monitor may vary from product to product.)
POWER IN Connect the power cord for your monitor to the power port on the back
of the monitor.
DVI IN Connect the DVI Cable to the DVI port on the back of your monitor.
RGB IN Connect the signal cable to the 15-pin, D-sub port on the back of your
monitor.
ON [ | ] / OFF [O]
Switch the monitor on and off.
Kensington Lock The Kensington lock is a device used to physically fix the system
when using it in a public place. (The locking device has to be
purchased separately. )
For using a locking device, contact where you purchase it.
See Connecting the Monitor for further information regarding cable connections.