LG 19LS4R-MA Owner's Manual page 26

EXTERNAL EQUIPMENT SETUP
NOTES
!
To get the the best picture quality, adjust the PC
G G
graphics card to 1440x900 (19LS4R), 1680x1050
(22LS4R).
Depending on the graphics card, DOS mode may
G G
not work if a HDMI to DVI Cable is in use.
Check the image on your TV. There may be noise
G G
associated with the resolution, vertical pattern,
contrast or brightness in PC mode. If noise is
present, change the PC output to another resolu-
tion, change the refresh rate to another rate or
adjust the brightness and contrast on the VIDEO
menu until the picture is clear. If the refresh rate of
Supported Display Specifications
RGB-PC, HDMI/DVI-PC mode
Resolution
Frequency ( KHz )
720x400
640x480
800x600
1024x768
1280x1024
1440x900
(19 inches only)
1680x1050
(22 inches only)
24
Horizontal Vertical
Frequency ( Hz )
31.469 70.08
31.469 59.94
37 .879 60.31
48.363 60.00
63.981 60.02
55.50 59.90
65.290 59.954
the PC graphic card can not be changed, change
the PC graphic card or consult the manufacturer of
the PC graphic card.
Avoid keeping a fixed image on the screen for a
G G
long period of time. The fixed image may become
permanently imprinted on the screen.
The synchronization input form for Horizontal and
G G
Vertical frequencies is separate.
RGB-DTV, HDMI/DVI-DTV mode
Horizontal
Resolution
Frequency ( KHz )
31.47
720x480p
31.50
720x576p
31.25
37 .50
1280x720p
44.96
45.00
33.72
1920x1080i
33.75
28.125
Vertical
Frequency ( Hz )
59.94
60.00
50.00
50.00
59.94
60.00
59.94
60.00
50.00