Checking Component Video Output B-Y; Checking Component Video Output R-Y - Sony DVP-NS330 Service Manual

5. Checking Component Video Output B-Y

<Purpose>
This checks component video output B-Y. If it is incorrect,
correct color will not be displayed when connected to, for instance,
component input projector.
Mode Video level adjustment in test mode
Signal Color bars
Test point COMPONENT VIDEO OUT (CB)
connector, D1 VIDEO OUT
connector, Pin 3 (75 Ω terminated)
Instrument Oscilloscope
Specification A = 700 ± 50 mVp-p (others)
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 A.
Figure 7-5
646 ± 50 mVp-p
(For Us, Canada)
A

6. Checking Component Video Output R-Y

<Purpose>
This checks component video output R-Y. If it is incorrect,
correct color will not be displayed when connected to, for instance,
component input 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 B.
7-3
Video level adjustment in test mode
Color bars
COMPONENT VIDEO OUT (CR)
connector, D1 VIDEO OUT
connector, Pin 5 (75 Ω terminated)
Oscilloscope
B = 700 ± 50 mVp-p (others)
646 ± 50 mVp-p
(For Us, Canada)
B
Figure 7-6