Sony DVP-NS705V Service Manual page 57

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
1.00 ± 0.05 Vp-p
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 Y level is 1.00 ± 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-
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 A = 646 ± 50 mVp-p
(For US, Canadian, E)
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 7-6
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
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.
1.00 ± 0.05 Vp-p
)
B
A
7-3
Video level adjustment in test mode
Color bars
COMPONENT VIDEO OUT (P
connector (75 Ω terminated)
Oscilloscope
B = 646 ± 50 mVp-p
(For US, Canadian, E)
B = 700 ± 50 mVp-p (Others)
B
Figure 7-7
)
R