LG 42CM565 Owner's Manual page 26

Method B: DVI to HDMI Connection
Choose any DVI input port to connect.
It does not matter which port you use.
/ DVI IN
AUDIO IN
(RGB/DVI)
Method C: RGB Connection
1
2
(*Not Provided)
AUDIO IN
RGB IN (PC)
(RGB/DVI)
RGB OUT (PC)
AUDIO OUT
MAKING CONNECTIONS
(*Not Provided)
PC
25
PC
DVI OUT
AUDIO OUT