ViewSonic VP730 Service Manual page 23

26 1024 x 768
27 1024 x 768
28 1024 x 768
29 1152 x 864
30 1152 x 870
31 1280 x 720
32 1280 x 720
33 1280 x 768
34 1280 x 768
35 1280 x 768
36 1280 x 768
37 1280 x 768
38 1280 x 960
39 1280 x 960
40 1280 x 960
41 1280 x 1024
42 1280 x 1024
43 1280 x 1024
5-1.5.2 Auto Image Adjust
Please select and enter "Auto Image Adjust
"Auto Image Adjust
optimum screen quality, the user has to adjust each function manually.
5-1.5.3 Firmware
Test Pattern: Burn in Mode (Refer to Chapter III-3. Hot Keys for Function Controls)
- Make sure the F/W is the latest version.
5-1.5.4 DDC
Test Pattern: EDID program
- Make sure it can pass test program.
5-1.5.5 Fine Tune and Sharpness
Test Signal: 1280 x 1024 @ 60.0kHz
Test Pattern: Line Moiré Pattern
- Check and see if the image has noise and focus performs well. Eliminate visual line bar.
- If not, readjust by the following steps:
(a) Select and enter "Fine Tune
eliminate visual wavy noise.
(b) Then, select and enter "Sharpness
5-1.5.6 White Balance
Test Signal: 640*480@60Hz
Test Pattern: Full White and Black Pattern
5-1.5.7 R, G, B, Colors Contrast
Test Signal: 1280 x 1024 @ 60.0kHz
Test Pattern: R, G, B, Color Intensities Pattern and 16 Gray Scale Pattern
- Check and see if each color is normal and distinguishable.
ViewSonic Corporation
@ 75 Hz, 60.0 KHz
@ 75 Hz, 60.2 KHz
@ 85 Hz, 68.7 KHz
@ 75 Hz, 67.5 KHz
@ 75 Hz, 68.7 KHz
@ 50 Hz, 37.5 KHz
@ 60 Hz, 45.0 KHz
@ 50 Hz, 39.6 KHz
@ 60 Hz, 47.4 KHz
@ 60 Hz, 47.8 KHz
@ 75 Hz, 60.3 KHz
@ 85 Hz, 68.6 KHz
@ 50 Hz, 49.4 KHz
@ 60 Hz, 59.7 KHz
@ 75 Hz, 75.2 KHz
@ 50 Hz, 52.7 KHz
@ 60 Hz, 64.0 KHz
@ 75 Hz, 80.0 KHz
function is aimed to offer a better screen quality by built-in ASIC. For
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function on "Manual Image Adjust
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function on Main Menu to see if it is workable. The
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function to adjust the clarity and focus of the screen image.
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to adjust the image to
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Confidential
D o Not Copy V P730/b