ViewSonic VG910S Service Manual - Page 15

Count num V-total

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Signal name H-frequency (kHz) V-frequency (Hz) Pixel rate (MHz) H-sync H-back porch Count num (H-total) H- front porch V-sync V-back porch Count num (V-total) V-front porch H-sync. Polarity V-sync Polarity H-resolution (dots) V-resolution (lines) 15 Symbol XGA 58.099 72.082 78.084 Ths 136 Thb 160 Thd 1344 Thf 24 Tvs 6 Tvb 29 Tvd 806 Tvf 3 Negative Negative 1024 768 16 XGA 60.023 75.029 78.750 96 176 1312 16 3 28 800 1 Positive Positive 1024 768 17 XGA 68.677 84.997 94.500 96 208 1376 48 3 36 808 1 Positive Positive 1024 768 18 SXGA 63.981 60.02 108 112 248 1688 48 3 38 1066 1 Positive Positive 1280 1024 19 HD-720P 45.000 60.00 74.250 40 270 1658 60 5 20 750 5 Negative Negative 1280 720 Notes: Because this model no support FRC and in order to meet the panel spec of vertical frequency, some timing can not full screen in vertical size. Ex:640x400/70Hz;640x350/70Hz ;720x400/70Hz ;640x480/85Hz;800x600/85Hz; 1024x768/85Hz. ViewSonic Corporation Confidential - Do Not Copy VG910s/b 12

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H-frequency (kHz)
58.099
60.023
68.677
63.981
45.000
V-frequency (Hz)
72.082
75.029
84.997
60.02
60.00
Pixel rate (MHz)
78.084
78.750
94.500
108
74.250
H-sync
Ths
136
96
96
112
40
H-back porch
Thb
160
176
208
248
270
Count num (H-total)
Thd
1344
1312
1376
1688
1658
H- front porch
Thf
24
16
48
48
60
V-sync
Tvs
6
3
3
3
5
V-back porch
Tvb
29
28
36
38
20
Count num (V-total)
Tvd
806
800
808
1066
750
V-front porch
Tvf
3
1
1
1
5
H-sync. Polarity
Negative
Positive
Positive
Positive
Negative
V-sync Polarity
Negative
Positive
Positive
Positive
Negative
H-resolution (dots)
1024
1024
1024
1280
1280
V-resolution (lines)
768
768
768
1024
720
Notes: Because this model no support FRC and in order to meet the panel spec of vertical frequency,
some timing can not full screen in vertical size.
Ex:640x400/70Hz;640x350/70Hz ;720x400/70Hz ;640x480/85Hz;800x600/85Hz;
1024x768/85Hz.
15
16
17
18
19
Signal name
Symbol
XGA
XGA
XGA
SXGA
HD-720P
12
ViewSonic Corporation
Co
nfidential
- Do Not Copy
VG910s/b