LG 32MN60T Owner's Manual page 23

HDMI Timing (Video)
Factory Support Mode
(Preset Mode)
480p
576p
720p
720p
1080p
1080p
Horizontal Frequency (kHz) Vertical Frequency (Hz)
31.5 60
31.25 50
37.5 50
45 60
56.25 50
67.5 60
Remarks
Recommend Mode
23