![background image](http://html1.mh-extra.com/html/viewsonic/vg910b-1/vg910b-1_service-manual_1021237015.webp)
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
Summary of Contents for VG910b-1
Page 30: ...6 6 Figure of Waveform 27 ViewSonic Corporation Confidential Do Not Copy VG910s b ...
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Page 55: ...52 ViewSonic Corporation Confidential Do Not Copy VG910s b 10 Schematic Diagrams ...
Page 56: ...53 ViewSonic Corporation Confidential Do Not Copy VG910s b ...
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Page 65: ...62 ViewSonic Corporation Confidential Do Not Copy VG910s b 11 PCB Layout Diagrams Main Board ...
Page 66: ...63 ViewSonic Corporation Confidential Do Not Copy VG910s b Main Board ...
Page 67: ...64 ViewSonic Corporation Confidential Do Not Copy VG910s b Power Board ...
Page 68: ...65 ViewSonic Corporation Confidential Do Not Copy VG910s b Control Board ...