Digital Timing Mode Table - ViewSonic VX800-3 - 18" LCD Monitor Service Manual

Digital Timing Mode Table

Signal name symbol TEXT
H-frequency (kHz)
V-frequency (Hz)
Pixel rate (MHz)
H-sync Ths
H-back porch Thb
Count num Thd
(H-total)
H- front porch Thf
V-sync Tvs
V-back porch Tvb
Count num Tvd
(V-total)
V-front porch Tvf
H-sync. Polarity
V-sync Polarity
H-resolution (dots)
V-resolution (lines)
Signal name Symbo
l
H-frequency (kHz)
V-frequency (Hz)
Pixel rate (MHz)
H-sync Ths
H-back porch Thb
Count num Thd
(H-total)
H- front porch Thf
ViewSonic Corporation
1 2
TEXT
mode mode
31.468 31.469
70.087 70.087
25.175 28.322
96 108
48 54
800 900
16 18
2 2
60 35
449 449
37 12
Positive Negative
Negative Positive
640 720
350 400
8 9
IBM-8514A SVGA
35.156 37.879
56.250 60.317
36.000 40.000
72 128
128 88
1024 1056
24 40
3 4
VGA VGA
31.468 31.468
60.000 59.941
25.175 25.175
96
96
48
48
800
800
16
16
2
2
35
33
449
525
10
6
Negative Negative
Negative Negative
640 640
400 480
10 11
SVGA SVGA
48.077 46.875
72.188 75.000
50.000 49.500
120 80
64 160
1040 1056
56 16
Confidential – Do Not Copy
5 6
VESA-VG VESA-VG
A A
37.5 37.862
75 72.807
31.5 31.501
64 40
120 128
840 832
16 24
3 3
16 28
500 520
1 9
Negative Negative
Negative Negative
640 640
480 480
12 13
SVGA XGA
53.674 48.363
85.061 60.004
56.250 65.000
64 136
152 160
1048 1344
32 24
7
VESA-VG
A
43.269
85.005
36.000
56
80
832
56
3
25
509
1
Negative
Negative
640
480
14
XGA
56.476
70.069
75.000
136
144
1328
24
VX800-3