7-4
DVP-NS28/NS38/NS39/NS47P/NS57P/NS64P/NS67P
7-3. ADJUSTMENT OF VIDEO SYSTEM
EXCEPT (DVP-NS28/NS38/NS39)
1. Checking Video Level
<Purpose>
Checking Video Level the NTSC/PAL standard, and if not correct, the
brightness will be too large or small.
Mode HLX-504 play back
Signal Color bars 100%
Test point LINE OUT (VIDEO) connector
(75 Ω terminated)
Instrument Oscilloscope
Specification 1.0 ± 0.08 Vp-p
Adjusting method:
(1) In the Video Signal menu “1” Color Bar 100% play back.
(2) Confirm that the Video Level is 1.0 ± 0.08 Vp-p.
Fig. 7-1.
2. 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 HLX-504 play back
Signal Color bars
Test point COMPONENT VIDEO OUT (Y)
connector, (75 Ω terminated)
Instrument Oscilloscope
Specification 1.0 ± 0.08 Vp-p
Checking method:
(1) In the Video Signal menu “1” Color Bar 100% play back.
(2) Confirm that the Y level is 1.0 ± 0.08 Vp-p.
Fig. 7-2.
1.0 ± 0.08 Vp-p
3. Checking Component Video Output B-Y
<Purpose>
This checks component video output B-Y. If it is incorrect, correct
colors will not be displayed when connected to, for instance, projector.
Mode HLX-504 play back
Signal Color bars
Test point COMPONENT VIDEO OUT (PB)
connector (75 Ω terminated)
Instrument Oscilloscope
Specification A = 700 ± 70 mVp-p
Checking method:
(1) In the Video Signal menu “1” Color Bar 100% play back.
(2) Confirm that the B-Y level is A.
Fig. 7-3.
4. Checking Component Video Output R-Y
<Purpose>
This checks component video output R-Y. If it is incorrect, correct
colors will not be displayed when connected to, for instance, projector.
Mode HLX-504 play back
Signal Color bars
Test point COMPONENT VIDEO OUT (PR)
connector (75 Ω terminated)
Instrument Oscilloscope
Specification B = 700 ± 70 mVp-p
Checking method:
(1) In the Video Signal menu “1” Color Bar 100% play back.
(2) Confirm that the R-Y level is B.
Fig. 7-4.
7-4E
1.0 ±0.08 Vp-p
A
B
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