JVC TK-C675BE, Руководство по обслуживанию

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Item Mode Adjustment procedure
Measuring
instrument &
Input signals
No.
Measuring point ( )
Adjustment parts ( )
Adjustment level ( )
1) Set lens iris so that white level of color bar
chart is 0.65Vp-p at VIDEO output.
2) Adjust the R gain (indoor) and B gain (indoor)
data alternately so that the dot of the white
signal component appears in the center of the
vectorscope.
16 R, B gain
(indoor/
putdoor)
adjustment (INDOOR)
• Color bar chart
(just scan)
• Oscilloscope
(H-rate, 10:1)
• Vectorscope
VIDEO output
LENS IRIS
0.65Vp-p
VIDEO output
A0h [R gain (indoor)]
A1h [B gain (indoor)]
A white signal
component dot should
appear in the center of
the vectorscope.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
1) Put the filters (80C+80C) to the lens.
2) Set lens iris so that white level of color bar
chart is 0.46Vp-p at VIDEO output.
3) Adjust the R gain (outdoor) and B gain (out-
door) data alternately so that the dot of the
white signal component appears in the center
of the vectorscope.
(OUTDOOR)
• Color bar chart
(just scan)
• Filter (80C+80C)
• Oscilloscope
(H-rate, 10:1)
• Vectorscope
VIDEO output
LENS IRIS
0.46Vp-p
VIDEO output
A4h [R gain (outdoor)]
A5h [B gain (outdoor)]
A white signal
component dot should
appear in the center of
the vectorscope.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2-10