Sony RMT-D128A - Checking Component Video Output B-Y; Checking Component Video Output R-Y; Checking RGB Output R; Checking RGB Output G

7-3
7. Checking RGB Output R (AEP, UK 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
In test mode,
Push [0] for Syscon Diagnosis and
push [7] for Video and push [5] for
RGB out
Signal Color bars
Test point
LINE 1 (RGB)-TV connector
pin qg (75 Ω terminated)
Instrument Oscilloscope
Specification 700 ± 50 mVp-p
Checking method:
1) Confirm that the R level is 700 ± 50 mVp-p.
Figure 7-7
8. Checking RGB Output G (AEP, UK Model)
<Purpose>
This checks RGB output G. If it is incorrect, pictures will not be
displayed correctly in spite of connection to the TV with an EURO
AV connecting cord.
Mode
In test mode,
Push [0] for Syscon Diagnosis and
push [7] for Video and push [5] for
RGB out
Signal Color bars
Test point
LINE 1 (RGB)-TV connector
pin qa (75 Ω terminated)
Instrument Oscilloscope
Specification 700 ± 50 mVp-p
Checking method:
1) Confirm that the G level is 700 ± 50 mVp-p.
Figure 7-8
5. Checking Component Video Output B-Y
(US, CND, E, MX, AR, BR 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 Video level adjustment in test mode
Signal Color bars
Test point
COMPONENT VIDEO OUT (P
B
)
connector (75 Ω terminated)
Instrument Oscilloscope
Specification 700 ± 50 mVp-p
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.
Figure 7-5
6. Checking Component Video Output R-Y
(US, CND, E, MX, AR, BR 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 Video level adjustment in test mode
Signal Color bars
Test point
COMPONENT VIDEO OUT (P
R
)
connector (75 Ω terminated)
Instrument Oscilloscope
Specification 700 ± 50 mVp-p
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.
Figure 7-6
700 ± 50 mVp-p
700 ± 50 mVp-p
700 ± 50 mVp-p
700 ± 50 mVp-p