Read LG 42LT75 / 42LT76 (CHASSIS:LD74A) Service Manual online
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8. HDMI input - DTV mode
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remarks
1.
720*480
31.47
59.94
27.00
SDTV 480P(4:3)
PC mode => 640*480 60Hz Display
2.
720*480
31.50
60
27.027
SDTV 480P(4:3)
3.
640*480
31.469
59.94
25.175
SDTV 480P(4:3)
4.
640*480
31.469
60.00
25.20
SDTV 480P(4:3)
5.
720*480
31.47
59.94
27.000
SDTV 480P(16:9)
6.
720*480
31.50
60.00
27.027
SDTV 480P(16:9)
7.
720*576
31.25
50.00
27.000
SDTV 576P
8.
1280*720
37.50
50.00
74.176
HDTV 720P
9.
1280*720
44.96
59.94
74.176
HDTV 720P
PC mode Ë 1280*720 60Hz Display
10.
1280*720
45.00
60.00
74.250
HDTV 720P
11
1920*1080
33.72
59.94
74.176
HDTV 1080I
12
1920*1080
33.75
60.00
74.250
HDTV 1080I
13
1920*1080
28.125
50.00
74.250
HDTV 1080I 50Hz
14
1920*1080
27.000
24.00
74.250
HDTV 1080P 24Hz
15
1920*1080
56.250
50
148.500
HDTV 1080P 50Hz
16
1920*1080
67.433
59.94
148.352
HDTV 1080P
PC mode Ë1920*1080 60Hz Display
17
1920*1080
67.500
60
148.500
HDTV 1080P
8-1. HDMI input - PC mode
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remarks
1.
720*400
31.468
70.08
28.321
2.
640*480
31.469
59.94
25.17
VESA
DTV mode => 480p Display
37.684
75.00
31.50
848*480 60Hz, 852*480 60Hz => No signal
3
800*600
37.879
60.31
40.00
VESA
46.875
75.00
49.50
4.
832*624
49.725
74.55
57.283
Macintosh
5
1024*768
48.363
60.00
65.00
VESA(XGA)
56.470
70.00
75.00
60.123
75.029
78.75
6
1280*768
47.78
59.87
79.5
WXGA
PC mode only
7
1360*768
47.72
59.8
84.75
WXGA
8
1366*768
47.56
59.6
84.75
WXGA
9
1280*1024
63.595
60.0
108.875
SXGA
FHD Model only
10
1400*1050
65.160
60.0
122.50
SXGA
FHD Model only
11
1600*1200
74.077
60.0
130.375
UXGA
Reduced Blanking Timing, FHD Model only
Input 1920*1200 60Hz => No Signal
12
1920*1080
66.647
59.988
138.625
WUXGA
Reduced Blanking Timing
DTV mode => 1080P Display
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