LG L1718S-BN Service Manual - Page 7

Timing Chart

Page 7 highlights

TIMING CHART VIDEO SYNC D C M A E B distingis Polo hment rity H(Pixels) + 1 V(Lines) - H(Pixels) - 2 V(Lines) + H(Pixels) - 3 V(Lines) - H(Pixels) - 4 V(Lines) - H(Pixels) + 5 V(Lines) + H(Pixels) + 6 V(Lines) + 7 H(Pixels) +/V(Lines) +/- H(Pixels) - 8 V(Lines) - H(Pixels) - 9 V(Lines) - H(Pixels) +/10 V(Lines) +/- H(Pixels) +/11 V(Lines) +/- H(Pixels) + 12 V(Lines) + H(Pixels) + 13 V(Lines) + DOT CLOCK [MHz] 25.175 28.321 25.175 31.5 40.0 49.5 57.283 65.0 78.75 100.0 92.978 108.0 135.0 Frequency [kHz]/ [Hz] 31.469 70.08 31.468 70.09 31.469 59.94 37.5 75 37.879 60.317 46.875 75.0 49.725 74.55 48.363 60.0 60.123 75.029 68.681 75.062 61.805 65.96 63.981 60.02 79.976 75.035 Total period Display (E) (A) 800 449 900 449 800 525 840 500 1056 628 1056 625 1152 667 1344 806 1312 800 1456 915 1504 937 1688 1066 1688 1066 640 350 720 400 640 480 640 480 800 600 800 600 832 624 1024 768 1024 768 1152 870 1152 900 1280 1024 1280 1024 Front Porch (D) 16 37 18 12 16 10 16 1 40 1 16 1 32 1 24 3 16 1 32 3 18 2 48 1 16 1 Sync. (C) 96 2 108 2 96 2 64 3 128 4 80 3 64 3 136 6 96 3 128 3 134 4 112 3 144 3 Back Porch (B) 48 60 54 35 48 33 120 16 88 23 160 21 224 39 160 29 176 28 144 39 200 31 248 38 248 38 Resolutio n 640 x 350 720 X 400 640 x 480 640 x 480 800 x 600 800 x 600 832 x 624 1024 x 768 1024 x 768 1152 x 870 1152 x 900 1280 x 1024 1280 x 1024 7

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7
TIMING CHART
VIDEO
A
E
D
B
SYNC
C
M
distingis
hment
Polo
rity
DOT
CLOCK
[MHz]
Frequency
[kHz]/ [Hz]
Total period
(E)
Display
(A)
Front
Porch
(D)
Sync.
(C)
Back
Porch
(B)
Resolutio
n
H(Pixels)
+
31.469
800
640
16
96
48
1
V(Lines)
-
25.175
70.08
449
350
37
2
60
640 x 350
H(Pixels)
-
31.468
900
720
18
108
54
2
V(Lines)
+
28.321
70.09
449
400
12
2
35
720 X 400
H(Pixels)
-
31.469
800
640
16
96
48
3
V(Lines)
-
25.175
59.94
525
480
10
2
33
640 x 480
H(Pixels)
-
37.5
840
640
16
64
120
4
V(Lines)
-
31.5
75
500
480
1
3
16
640 x 480
H(Pixels)
+
37.879
1056
800
40
128
88
5
V(Lines)
+
40.0
60.317
628
600
1
4
23
800 x 600
H(Pixels)
+
46.875
1056
800
16
80
160
6
V(Lines)
+
49.5
75.0
625
600
1
3
21
800 x 600
H(Pixels)
+/-
49.725
1152
832
32
64
224
7
V(Lines)
+/-
57.283
74.55
667
624
1
3
39
832 x 624
H(Pixels)
-
48.363
1344
1024
24
136
160
8
V(Lines)
-
65.0
60.0
806
768
3
6
29
1024 x 768
H(Pixels)
-
60.123
1312
1024
16
96
176
9
V(Lines)
-
78.75
75.029
800
768
1
3
28
1024 x 768
H(Pixels)
+/-
68.681
1456
1152
32
128
144
10
V(Lines)
+/-
100.0
75.062
915
870
3
3
39
1152 x 870
H(Pixels)
+/-
61.805
1504
1152
18
134
200
11
V(Lines)
+/-
92.978
65.96
937
900
2
4
31
1152 x 900
H(Pixels)
+
63.981
1688
1280
48
112
248
12
V(Lines)
+
108.0
60.02
1066
1024
1
3
38
1280 x 1024
H(Pixels)
+
79.976
1688
1280
16
144
248
13
V(Lines)
+
135.0
75.035
1066
1024
1
3
38
1280 x 1024