ViewSonic VX2000 Service Manual - Page 35

Function Test and Alignment Procedure - settings

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VX2000 Series Service Manual VX2000 series 6-5 Function Test and Alignment Procedure 6-5.1 All Mode Reset Input signal to VX2000, turn off the power of VX2000. Press and “Power on” buttons on the select knob simultaneously for 3-5 seconds, release “Power on” button first, then other buttons. The screen will show “All Mode Reset”. This action will allow you to erase all end-user’s settings and restore the factory defaults. 6-5.2 Auto Image Adjust Please select and enter “Auto Image Adjust” function on OSD Main Menu. The “Auto Image Adjust”function is aimed to offer a better screen quality by built-in ASIC. For optimum screen quality, the user has to adjust each function manually. 6-5.3 Fine Tune Test Signal: 1600*1200@60Hz Test Pattern: Line Moire Pattern * Check and see if the image has noise and focus is well performed. * If not, readjust by the following steps: a.) Select and enter “Manual Image Adjust” function on OSD Main Menu. b.) Then, select and enter “Fine Tune” function to adjust the image to eliminate visual noise. 6-5.4 Boundary Test Signal: 1600*1200@60Hz Test Pattern: Horizontal & Vertical Line Thickness Pattern * Check and see if the image boundary is within the screen frame. * If not, readjust by the following steps: a.) Select and enter “Manual Image Adjust” function on OSD Main Menu. b.) Then, select and enter “Horizontal/Vertical Position” or “Scaling\Fit All” function to adjust the video Boundary to be full scanned and within screen frame. ViewSonic Corporation Confidential - Do Not Copy VX2000-1 6-5

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VX2000 Series Service Manual
VX2000 series
6-5
Function Test and Alignment Procedure
6-5.1
All Mode Reset
Input signal to VX2000, turn off the power of VX2000. Press ²
±,
²
± and ²Power on± buttons on the select knob simultaneously for 3-5
seconds, release ²Power on± button first, then
other
buttons. The screen
will show ²All Mode Reset±. This action will allow you to erase all
end-user³s settings and restore the factory defaults.
6-5.2
Auto Image Adjust
Please select and enter ²Auto Image Adjust± function on OSD
Main Menu.
The ²Auto Image Adjust±
function is aimed to offer a better
sc
reen quality by built-in ASIC. For
optimum screen quality, the user
ha
s to adjust each function manually.
6-5.3
Fine Tune
Test Signal:
1600*1200@60Hz
Test Pattern:
Line Moire Pattern
*
Check and see if the image has noise and focus is well performed.
*
If not, readjust by the following steps:
a.)
Select and enter ²Manual Image Adjust± function on OSD Main Menu.
b.)
Then, select and enter ²Fine Tune± function to adjust the image to
eliminate visual noise.
6-5.4
Boundary
Test Signal:
1600*1200@60Hz
Test Pattern:
Horizontal & Vertical Line Thickness Pattern
*
Check and see if the image boundary is within the screen frame.
*
If not, readjust by the following steps:
a.)
Select and enter ²Manual Image Adjust± function on OSD Main Menu.
b.)
Then, select and enter ²Horizontal/Vertical Position± or
²Scaling\Fit All± function to adjust the video Boundary to be full
scanned and within screen frame.
ViewSonic Corporation
6-5
Confidential – Do Not Co
py
VX2000-1