Sony DVP-NS72HP Service Manual page 72

5. Checking RGB Output G (RGB Mode)
(AEP,UK,RUS)
<Purpose>
This checks RGB video output G level. If it is incorrect, correct color
will not be remain some.
Mode HLX-504 play back
Signal Color bars
Test point Green Out (11p) (75 Ω terminated)
Instrument Oscilloscope
Specification A = 700 ± 70mVp-p
Checking method:
(1) In the Video Signal menu "1" Color Bar 100% play back.
(2) Confirm that the G level is A.
Fig. 7-5.
6. Checking RGB Output B (RGB Mode)
(AEP,UK,RUS)
<Purpose>
This checks RGB video output B level. 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 Blue Out, (7p) (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 level is A.
Fig. 7-6.
DVP-NS72HP/NS77H/NS77HP/NS78H/NS78HP
7.
<Purpose>
This checks RGB video output R level. If it is incorrect, correct colors
will not be displayed when connected to, for instance, projector.
Mode
Signal
Test point
Instrument
Specification
Checking method:
(1) In the Video Signal menu "1" Color Bar 100% play back.
(2) Confirm that the R level is A.
A
8.
<Purpose>
This checks component video output Y. If it is incorrect, correct
brightness will not be attained when connected to, for instance,
projector.
Mode
Signal
Test point
Instrument
Specification
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.
A
7-3
Checking RGB Output R (RGB Mode)
(AEP,UK,RUS)
HLX-504 play back
Color bars
Red Out, (15p) (75 Ω terminated)
Oscilloscope
A = 700 ± 70 mVp-p
Fig. 7-7.
Checking Component Video Output Y
HLX-504 play back
Color bars
COMPONENT VIDEO OUT (Y)
connector, (75 Ω terminated)
Oscilloscope
1.0 ± 0.08 Vp-p
Fig. 7-2.
A
1.0 ±0.08 Vp-p