10-5-6, Emphasis Y Level Adjustment (Va-68 Board); Pb Ccd Input Level Adjustment (Va-68 Board); Pb Y Level Adjustment (Va-68 Board) - Sony Video8 CCD-F501 Service Manual

10-5-6. Emphasis Y Level Adjustment
(VA-68 Board)
Mode Recording
Signal Color bar
Measurement Point Pin © of IC201
Measuring Instrument | Oscilloscope
Adjusting Element RV202
Specified Value 0.50 = 0.025 Vp-p
Adjusting method:
1) Adjust RV202 for 0.50 + 0.025 Vp-p.
je White (100%)
0.50 + 0.025 Vp-p
pH
Fig. 10-14.
10-5-7. PB CCD input Level Adjustment
(VA-68 Board)
Mode Playback
Alignment tape:
Signal For operation checking (WRS5-SNSP)
color bar section
Measurement Point Pin @ of IC201
Measuring Instrument | Oscilloscope:
Adjusting Element RV210
Specified Value 0.50 + 0.025 Vp-p
Adjusting method:
1) Adjust RV210 for 0.50 + 0.025 Vp-p.
2) Be sure to perform "PB Y level adjustment" after this
adjustment.
White (100%)
0.50 + 0.025 Vp-p
Fig. 10-15,
10-5-8. PB Y Level Adjustment (VA-68 Board)
Mode Playback
Alignment tape:
Signal For operation checking (WR5-SNSP)
Color bar section
VIDEO IN/OUT terminal (3201)
Measurement Point
Measuring Instrument | Oscilloscope
Adjusting Element | RV203.
Specified Value 1.00 + 0.05 Vp-p
Note: 1) Terminate VIDEO IN/OUT terminal (J201) at 75Q .
2) Make sure that "PB CCD Input Level Adjustment" has
been completed.
Adjusting method:
1) Adjust RV203 for 1.00 + 0.05 Vp-p.
ge White (100%)
1.00 + 0.05 Vp-p
Fig. 10-16
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