Checking Component Video Output B-Y; Checking Component Video Output R-Y; Checking Rgb Output R; Checking Rgb Output G - Sony DVP-NS300 Service Manual

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5. Checking Component Video Output B-Y

(Except AEP, UK, RUS Model)
<Purpose>
This checks component video output B-Y. If it is incorrect, cor-
rect colors will not be displayed when connected to, for instance,
projector.
Mode
Signal
Test point
Instrument
Specification
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.

6. Checking Component Video Output R-Y

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(Except AEP, UK, RUS Model)
<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
Signal
Test point
Instrument
Specification
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.
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Video level adjustment in test mode
Color bars
COMPONENT VIDEO OUT (P
connector (75 Ω terminated)
Oscilloscope
700 ± 50 mVp-p
700 ± 50 mVp-p
Figure 7-5
Video level adjustment in test mode
Color bars
COMPONENT VIDEO OUT (P
connector (75 Ω terminated)
Oscilloscope
700 ± 50 mVp-p
700 ± 50 mVp-p
Figure 7-6
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7. Checking RGB Output R (AEP, UK, RUS Model)
<Purpose>
This checks RGB output R. If it is incorrect, pictures will not be
displayed correctly in spite of connection to the TV with an EURO
AV connecting cord.
Mode
)
B
Signal
Test point
Instrument
Specification
Checking method:
1) Confirm that the R level is 700 ± 50 mVp-p.
8. Checking RGB Output G (AEP, UK, RUS Model)
<Purpose>
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This checks RGB output G. If it is incorrect, pictures will not be
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displayed correctly in spite of connection to the TV with an EURO
AV connecting cord.
Mode
Signal
)
R
Test point
Instrument
Specification
Checking method:
1) Confirm that the G level is 700 ± 50 mVp-p.
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In test mode,
[0]
Push for Syscon Diagnosis and
[7]
push for Video and push
RGB out
Color bars
LINE 1 (RGB)-TV connector
pin qg (75 Ω terminated)
Oscilloscope
700 ± 50 mVp-p
700 ± 50 mVp-p
Figure 7-7
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In test mode,
[0]
Push for Syscon Diagnosis and
[7]
push for Video and push
RGB out
Color bars
LINE 1 (RGB)-TV connector
pin qa (75 Ω terminated)
Oscilloscope
700 ± 50 mVp-p
700 ± 50 mVp-p
Figure 7-8
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