G406L User Guide Document: G406L-2
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13.4. Aspect Ratio and image distortion
➢
If the source content aspect ratio is not 1:1 in this Video Wall setting, the final image will have
some distortion.
➢
User can adjust source resolution and content aspect ratio to fix this issue
✓
Set display EDID with 2160*2160 with same ratio as the aspect ratio of Video Wall.
✓
Use PC as signal source with 2160*2160 output resolution and use content with 1:1 aspect
ratio. Customized output resolution setting in PC may be required.
➢
User can also provide 1:1 aspect ratio content and set the PC with 4k/2k output resolution with full
screen display in PC output. User will also see none distortion image.
➢
If source resolution and content do
n’t match the above conditions, user can adjust the display
aspect ratio in video wall settings to reduce image distortion but it may have below issues:
✓
With some blanking area at some borders.
✓
Display with full screen but some image will be stretched outside display borders and can
’t
be seen.
➢
If user wants to change video wall display image aspect ratio, user needs to adjust Position
Reference Line first. In this example, if user wants to stretch horizontal image, user needs to adjust
TV3 and TV2 horizontal scaling factor first (grid size), then to align TV1 and TV4 to match TV3 and
TV2 with test pattern.
1
st
alignment to set
Position Reference
(Set center lines)
2nd alignment to
finish all position
alignments
