![background image](http://html.mh-extra.com/html/viewsonic/vlcds26064-2w/vlcds26064-2w_service-manual_1021326009.webp)
2. 9300K alignment:
1.2.1 Input 1600x1200 / 60Hz & full white pattern at 100IRE.
1.2.2 Adjust R, G, and B Gain to meet following chromaticity spec:
9300K
→
x = 0.283 ± 0.005, y = 0.298 ± 0.005, Y > 150cd/m
2
(Both analog & DVI).
3. 6500K alignment:
1.3.1 Input 1600x1200 / 60Hz & full white pattern at 100IRE.
1.3.2 Adjust R, G and B Gain to meet following chromaticity spec:
6500°K
→
x = 0.313 ±0.005, y = 0.329 ± 0.005, Y > 200cd/m
2
(Both analog & DVI).
4. 5400K alignment:
1.4.1 Input 1600x1200 / 60Hz & full white pattern at 100IRE.
1.4.2 Adjust R, G, and B Gain to meet following chromaticity spec:
5400K
→
x = 0.335 ± 0.005, y = 0.350 ± 0.005, Y > 180cd/m
2
(Both analog & DVI).
5. 5000K alignment:
1.5.1 Input 1600x1200 / 60Hz & full white pattern at 100IRE.
1.5.2 Adjust R, G and B Gain to meet following chromaticity spec:
6. sRGB alignment:
1.6.1 Input 1600x1200 / 60Hz & full white pattern at 100IRE.
1.6.2 Adjust R, G and B Gain to meet following chromaticity spec:
sRGB
→
x = 0.313 ±0.005, y = 0.329 ± 0.005, Y > 200cd/m
2
(Both analog & DVI).
7. 64 grays and 16 grays pattern check:
7.1
Input a 1600x1200 / 60Hz, 64 gray-level pattern at 100IRE, with brightness set to 100% and
contrast set to 70%.
7.2
Verify that under the 9300K / 6500K / 5400K / 5000K settings, no more than 2 of the 64
grays
are
saturated.
7.3
Input a 1600x1200 / 60Hz, 16 gray-level pattern at 100IRE, with brightness set to 100% and
contrast set to 100%.
7.4
Verify that under the 9300K / 6500K / 5400K / 5000K settings, no more than 4 of the 16
grays are saturated.
6
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VP201b/s-1
C. Image Calibration
1. Video alignment.
Initial Settings
1.1 Set contrast to 70%
and
brightness to 100%.
1.2 Input a 640x480 / 60Hz, 5-block (5-MOSAIC) pattern (input level 100IRE 0.7Vp-p), then
activate the White Balance function.
Set SRBG/9300K / 6500K / 5400K / 5000K, R G B Gain as shown below:
sRGB 9300K 6500K 5400K 5000K
Analog DVI Analog DVI
Analog
DVI
Analog DVI Analog DVI
R
Gain
255 255 255 255 255 255 255 255 255 255
G
Gain
255 255 255 255 255 255 255 255 255 255
B
Gain
255 255 255 255 255 255 255 255 255 255
Summary of Contents for VLCDS26064-2W
Page 26: ...5 3 6 Click Gprobe 4 23 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 27: ...24 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 31: ...Connect to D Sub Signal cable 28 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 34: ...31 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 35: ...5 3 9 Open VP2000BATCH 32 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 37: ...5 3 11 Press Enter key 34 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 63: ...60 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 9 Block Diagram ...
Page 65: ...Main Board 62 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 66: ...Main Board 63 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 67: ...Main Key Board 64 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 68: ...DVI Board 65 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 69: ...Power Board 66 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 70: ...Inverter Board 67 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 72: ...Main Board Bottom 69 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 73: ...Power Board 70 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 74: ...Power Board Bottom 71 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 ...
Page 75: ...72 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 Inverter Board ...
Page 76: ...73 ViewSonic Corporation Confidential Do Not Copy VP201b s 1 Inverter Board Bottom ...