LG 22TK420A Manual page 28

RGB (PC) supported mode
Horizontal
Resolution
frequency(kHz)
640 x 480 31.469
800 x 600 37.879
1024 x 768 48.363
1152 x 864 54.34
1280 x 1024 63.981
1600 x 900 55.54
64.674
1680 x 1050
65.290
1920 x 1080
NOTE
y The optimal display resolution is 1920 x 1080 @ 60 Hz.
y The optimal timing in each mode is vertical frequency 60 Hz.
24
Vertical
frequency(Hz)
59.94
60.317
60.0
60.05
60.02
60
59.883
59.954
67.5 60
HDMI (DTV) supported mode
Horizontal
Resolution
Frequency (kHz)
31.469
720 x 480
31.5
720 x 576 31.25
44.96
1280 x 720 45
37.5
28.125
1920 x 1080I 33.72
33.75
56.25
67.432
67.5
1920 x 1080P 27
33.75
26.97
33.716
Vertical
Frequency (Hz)
59.94
60.00
50.00
59.94
60.00
50.00
50.00
59.94
60.00
50.00
59.94
60.00
24.00
30.00
23.97
29.976