Samsung Samtron 74V User Manual page 11

(The configuration at the back of the monitor may vary from product to product.)
1. Power port
2. D-sub 15-pin port
3. Kensington Lock
See Connecting the Monitor
Connect the power cord for your monitor to the power port on the back of the
monitor.
Connect the signal cable to the 15-pin, D-sub connector on the back of your
monitor.
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 further information regarding cable connections.