Samsung SyncMaster 2220LM User Manual page 18

POWER port
RGB IN port
AUDIO IN
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 port on the back of your
monitor.
Connect the audio cable for your monitor to the audio port on the back
of your computer.
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.
Headphone connection terminal
for further information regarding cable connections.