Checking Component Video Output Y; Checking Component Video Output B-Y; Checking Component Video Output R-Y; Adjustment Related Parts Arrangement - Sony DVP-NS700P Service Manual

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5. Checking Component Video Output Y

<Purpose>
This checks component video output Y. If it is incorrect, correct
brightness will not be attained when connected to, for instance,
projector.
Mode Video level adjustment in test mode
Signal Color bars
COMPONENT VIDEO OUT (Y)
Test point
connector (75 Ω terminated)
Instrument Oscilloscope
Specification 1.0 ± 0.05 Vp-p
Checking method:
1) In the test mode initial menu "6" Video Level Adjustment, set
so that color bars are generated.
2) Confirm that the Y level is 1.0 ± 0.05 Vp-p.
1.0 ± 0.05 Vp-p
Figure 7-5

6. Checking Component Video Output B-Y

<Purpose>
This checks component video output B-Y. If it is incorrect, cor- T E
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rect colors will not be displayed when connected to, for instance,
projector.
Mode Video level adjustment in test mode
Signal Color bars
COMPONENT VIDEO OUT (P
Test point
connector (75 Ω terminated)
Instrument Oscilloscope
Specification 700 ± 50 mVp-p
Checking method:
1) In the test mode initial menu "6" Video Level Adjustment, set
so that color bars are generated.
2) Confirm that the B-Y level is 700 ± 50 mVp-p.
700 ± 50 mVp-p
Figure 7-6
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7. Checking Component Video Output R-Y

<Purpose>
This checks component video output R-Y. If it is incorrect, cor-
rect colors will not be displayed when connected to, for instance,
projector.
Mode Video level adjustment in test mode
Signal Color bars
COMPONENT VIDEO OUT (P
Test point
connector (75 Ω terminated)
Instrument Oscilloscope
Specification 700 ± 50 mVp-p
Checking method:
1) In the test mode initial menu "6" Video Level Adjustment, set
so that color bars are generated.
2) Confirm that the R-Y level is 700 ± 50 mVp-p.
Figure 7-7
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7-3. ADJUSTMENT RELATED PARTS ARRANGEMENT

MB-100 BOARD (SIDE A)
RV501
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R VIDEO LEVEL ADJ
IC503
700 ± 50 mVp-p
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HS13S0U BOARD (SIDE A)
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9 9 8
RV901
IC701 IC503 IC503
IICIIIC503 PROG VIDEO LEVEL ADJ
5 1 5 0 8 9 2 4 9
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2
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CN201