ViewSonic VP171b-1 Wartungshandbuch PDF herunterladen (Seite 42)

5-6.6 White Balance

Test Signal : 1280*1024 @60Hz

Test Pattern: Full White and Black Pattern

- Refer to Chapter 5-3

5-6.7 R,G,B, Colors Contrast

Test Signal: 1280*1024@60Hz

Test Pattern: R,G,B Color Intensities Pattern and 16 Gray Scale Pattern

- Check and see if each color is normal and distinguishable.

- If not, please return the unit to repair area.

5-6.8 Screen Uniformity and Flicker

Test Signal: 1280*1024@60Hz

Test Pattern: Full White Pattern

- Check and see if it is in normal condition.

5-6.9 Dead Pixel and Line

Test Signal: 1280*1024@60Hz

Test Pattern: Dark and White Screen Pattern

- Check and see if there are dead pixels on LCD panel with shadow gauge and filter film.

- The total numbers and distance of dead pixels should be compliant with the spec.

5-6.10 Check for Secondary Display Modes

Test Signal:

Analog : 640*350@70Hz; 640*480@60/67/72/75/85Hz;

720*400@70Hz; 800*600@56/60/72/75/85Hz;

832*624@75Hz, 1024*768@60/70/72/75/85Hz;

1152*870@75Hz, 1280*720@60Hz, 1280*1024@60/75Hz

Digital : 640*350@70Hz; 640*450@75Hz; 640*480@60/72/75Hz;

720*400@70Hz; 800*600@56/60/72/75/85Hz;

1024*768@60/70/72/75/85Hz; 1152*870@75Hz, 1280*720@60Hz, 1280*1024@60/75Hz

- Normally when the primary mode 1280*1024@75Hz is well adjusted and

compliant with the specification, the secondary display modes will also be

compliant with the spec. It is still necessary to check with the

general test pattern

to make sure every secondary is compliant with the

specification.

5-6.11 All Modes Reset

After final QC step, we have to erase all saved changes again and restore the factory

defaults. You should do All Mode Reset again.

5-6.12 Power Off Monitor

Turn off monitor by pressing Power button, and turn off the Switch that is back of the monitor.

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VP171/b/s

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ViewSonic VP171b-1 Wartungshandbuch Seite 42