Barco HDF-W30LP, Руководство пользователя и инструкция по установке

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14. Image
3. Press ENTER to select.
4. Do you want to use an internally generated test pattern ?
If yes, use the ▲ or ▼ key to select Adjustment Pattern and press ENTER to toggle between [on] and [off]
If no, select a white pattern (or gray scale as alternative).
5. Use the ▲ or ▼ key to select White balance red .
6. Adjust the red white level (gain) on a minimal value
7. Use the ▲ or ▼ key to select White balance blue and adjust the blue white level (gain) on a minimal value.
Note: This minimal value is not necessary , provided that the 2 other colors are not in fl uencing too much the color to be adjusted,
in fact the aim is to minimize the effect of the two other colors since there is a risk of reaching too soon the transition
(bright spots) due to the contribution of these two other colors signals.
8. Use the ▲ or ▼ key to select White balance green and adjust the Green white level (gain) until bright spots appear on the screen.
9. Use the ▲ or ▼ key to select White balance blue adjust the Blue white level (gain) until bright spots appear on the screen.
10.Use the ▲ or ▼ key to select White balance red adjust the Red white level (gain) until bright spots appear on the screen.
The projected image should now be noisy neutral gray.
How to adjust for an YUV signal
Use a gray bar test pattern
1. Turn the green black balance back to - 20.
2. Adjust the Red black balance until red dots are visible in the black bar.
3. Adjust the Blue black balance until blue dots are visible in the black bar.
4. Adjust the Green black balance until fi rst gray dots in the black bar (only in the black bar, the rest must be mid gray, except the
white bar).
5. If you see multiple or no white bars in stead of one, change white balance for green (higher or lower) until only one bar is visible.
14.3.8 Image settings, defaults
About the defaults
With the defaults button, all image settings for a speci fi c source are returned to the default values.
How to return to the defaults
1. Press Menu on the remote control (RCU) or on the local keypad to activate the menus and select Image → Image Settings →
Defaults .
Image 14-25
Image settings, defaults
2. Press ENTER to select.
A con fi rmation menu is displayed
Image 14-26
Defaults con
fi rmation
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