Sharp DV-L70U Service Manual page 13

6-5. CHECK AND READJUSTMENT
1. Free run check
Adjustment VR R1104
Adjustment Point Visual observation
Input Signal/Setting External input
Check and Check that the horizontal movement of OSD position is 1 mm or less
Readjustment when inputting a signal in the external input mode with no signal input.
If it is more than 1 mm, adjust it so as to get 1 mm or less.
2. Screen position check
Adjustment VR R1103
Adjustment Point Visual observation of panel
Input Signal/Setting Monoscope full screen
Check and Check whether the screen is located in the center. If it is not located in the center, adjust it to the
Readjustment center.
3. Luminance/gradation check
Adjustment VR GPOS
Adjustment Point Comparison with the standard set
Input Signal/Setting 10STEP signal
Check and Check whether the luminance and gradation of 10STEP signal are not different in comparison
with the standard set. If they are different, adjust them so as to get equal to the standard set.
4. Depth check
Adjustment VR S depth
Adjustment Point Comparison with the standard set
Check and Check whether the depth of color is not different in comparison with the standard set. If it is
Readjustment different, adjust it so as to get equal to the standard set.
5. Tint check
Adjustment VR S tint
Adjustment Point Comparison with the standard set
Check and Check whether the tone is not different in comparison with the standard set. If it is different, adjust
Readjustment it so as to get equal to the standard set.
6-5
DV-L70U
Input