Service manual

2-5 Compliant Timing
< Horizontal > <Vertical >
O
R PQ
V-parameters
O: Total period
P: Sync. width
Q: Back porch
R: Active video
S: Front porch
S
C B
Sync
Video
H-parameters
A: Total period
B: Sync. width
C: Back porch
D: Active video
E: Front porch
DE
A
Sync
polarity
Horizontal (dot) Vertical (line) Ite
m
Video Mode
fH
(kHz)
fV
(Hz)
Dot
clock
(MHz)
H V A B C D E O P Q R S
1 31.469 59.940 25.175 N N 800 96 48 640 16 526 2 33 480 11
2 37.861 72.809 31.500 N N 832 40 128 640 24 520 3 28 480 9
3
VGA 640x480
37.500 75.000 31.500 N N 840 64 120 640 16 500 3 16 480 1
4 35.156 56.250 36.000 P P 1024 72 128 800 24 625 2 22 600 1
5 37.879 60.317 40.000 P P 1056 128 88 800 40 628 4 23 600 1
6 48.077 72.188 50.000 P P 1040 120 64 800 56 666 6 23 600 37
7
SVGA 800x600
46.875 75.000 49.500 P P 1056 80 160 800 16 625 3 21 600 1
8 48.363 60.004 65.000 N N 1344 136 160 1024 24 806 6 29 768 3
9 56.476 70.069 75.000 N N 1328 136 144 1024 24 806 6 29 768 3
10
XGA 1024x768
60.023 75.029 78.750 P P 1312 96 176 1024 16 800 3 28 768 1
11
1152x86
4
67.500 75.000
108.00
0
P P 1600 128 256 1152 64 900 3 32 864 1
12 63.981 60.020
108.00
0
P P 1688 112 248 1280 48
106
6
3 38 1024 1
13
VESA
SXG
A
1280x10
24
79.976 75.025
135.00
0
P P 1688 144 248 1280 16
106
6
3 38 1024 1
14
VGA
TEXT
720x400 31.469 70.087 28.322 N P 900 108 45 720 27 449 2 35 400 12
15 640x480 35.000 66.667 30.240 N N 864 64 96 640 64 525 3 39 480 3
16 832x624 49.725 74.500 57.283 N N 1152 64 224 832 32 667 3 39 624 1
17
Macintosh
1024x768 60.150 74.720 80.000 N N 1330 96 168 1024 42 805 3 31 768 3
8
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Do Not Copy VE702m