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7.2 PRESET TIMING TABLE
PRESET TIMING TABLE
MODE
NO. 1 2 3 4 5 6 7
MODE NAME
VGA
640X
480
VGA
640X
400
VGA
640X
480
VESA
800X
600
VESA
600
VESA
1024X
768
VESA
1024X
768
HORIZONTAL
DOTS 640 640 640 800 800 1024
1024
VERTICAL
LINES
480 400 480 600 600 768 768
PIXEL CLOCK (MHZ)
25.175
25.175
36.00
49.5
56.25
78.75
94.5
HORIZONTAL FREQ
(KHZ)
31.47
31.47
43.269
46.875
53.674
60.023
68.677
SYNC.
POLARITY - - - + +
+
+
A H.TOTAL (US)
(PIXELS)
31.778
(800)
31.778
(800)
23.111
(832)
21.333
(1056)
18.631
(1048)
16.660
(1312)
14.561
(1376)
B H.SYNC (US)
(PIXELS)
3.813
(96)
3.813
(96)
1.556
(56)
1.616
(80)
1.183
(64)
1.129
(96)
1.016
(96)
C H.SYNC PORCH (US)
(PIXELS)
1.907
(48)
1.907
(48)
2.222
(80)
3.232
(160)
2.702
(152)
2.235
(176)
2.201
(208)
D H.ACTIVE (US)
(PIXELS)
25.422
(640)
25.422
(640)
17.778
(640)
16.162
(800)
14.222
(800)
13.003
(1024)
10.836
(1024)
E H.FRONT PORCH
(US)
(PIXELS)
0.636
(16)
0.318
(8)
1.556
(56)
0.323
(16)
0
(0)
0.203
(16)
0
(0)
VERTICAL FREQ (HZ)
59.94
70
85.008
75.00
85
75.029
85
SYNC.
POLARITY
- + - + +
+
+
O V.TOTAL (MS)
(LINES)
16.684
(525)
14.268
(449)
11.764
(509)
13.333
(625)
11.756
(631)
13.328
(800)
11.765
(808)
P V.SYNC (MS)
(LINES)
0.064
(2)
0.064
(2)
0.069
(3)
0.064
(3)
0.056
(3)
0.050
(3)
0.044
(3)
Q V.BACK PORCH (MS)
(LINES)
1.048
(33)
1.112
(35)
0.578
(25)
0.448
(21)
0.503
(27)
0.466
(28)
0.524
(36)
R V.ACTIVE (MS)
(LINES)
15.254
(480)
12.711
(400)
11.093
(480)
12.800
(600)
11.179
(600)
12.795
(768)
11.183
(768)
S V.FRONT PORCH
(MS)
(LINES)
0.318
(10)
0.222
(7)
0.023
(1)
0.021
(1)
0
(0)
0.017
(1)
0
(0)
SCANTYPE
INTERLACED
NO NO NO NO NO NO NO
31.47
11
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
G90f/B-3
Summary of Contents for G90f/B-3
Page 26: ...Waveform 1 2 3 4 5 6 23 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
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Page 40: ...C PCB defined Main board 37 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
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Page 102: ...9 Block Diagram 99 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 103: ...10 Schematic Diagrams 100 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
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