Mitsubishi Electric PH50 series, Руководство по установке и настройке

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REV 2.5
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1.7.4.8. H.TOTAL (for S.ANALOG input)
This adjustment is normally unnecessary. The optimum value is automatically set in
automatic input signal scanning.
Used to adjust a total horizontal dot number of an input signal. Incorrect H.TOTAL value makes
vertical striped noises or jitter noises on an image, or whole effective area cannot be displayed
even after the image position adjustment.
[Procedure]
1. Select H.TOTAL in the input memory menu (on the 3rd menu sheet).
2. Adjust to eliminate the vertical stripe noises by left/right button.
3. If the horizontal position shifts after the adjustment, adjust H.POSITION (chapter 1.7.4.1, on
page 60) again.
1.7.4.9. CLAMP (for S.ANALOG input)
This adjustment is normally unnecessary. The optimum value is automatically set in
automatic input signal scanning.
Used to adjust a clamp pulse position and the width according to the timing of an input signal.
Incorrect CLAMP setting makes whole image darkened and
uneven horizontal brightness
appears on the image. CLAMP is automatically set to the optimum value when you set
CLAMP START=0, CLAMP WIDTH=0.
[Procedure]
1. Select CLAMP START in the input memory menu (on the 3rd menu sheet).
2. Adjust the clamp pulse start position.
3. Select CLAMP WIDTH in the input memory menu (on the 3rd menu sheet).
4. Adjust the clamp pulse width.
1.7.4.10. MASK (for S.ANALOG input)
This adjustment is normally unnecessary. The optimum value is automatically set in
automatic input signal scanning.
Used to adjust when the upper or lower part of an image is distorted while 3-line signal (sync on
green) or 4-line signal (composite sync) input.
[Procedure]
1. Select MASK START in the input memory menu (on the 3rd menu sheet).
2. Set the maximum value that resolves the image distortion.
3. Select MASK END in the input memory menu (on the 3rd menu sheet).
4. Set the minimum value that resolves the image distortion.