Sony STR-DA7100ES Service Manual page 28

STR-DA7100ES
CONPOSITE VIDEO OUT LEVEL ADJUSTMENT
Setting:
VIDEO board
MONITOR OUT
VIDEO jack (J3401)
VIDEO board
DVD
CONPOSITE VIDEO IN jack
(J3401)
color pattern
generator
color bars 100%
Procedure:
1. Connect a color pattern generator to the DVD CONPOSITE
VIDEO IN jack (J3401) on the VIDEO board, and connect an
oscilloscope to the MONITOR OUT VIDEO jack (J3401) on
the VIDEO board.
2. Input color bars signal from the color pattern generator.
3. Adjust the RV3502 on the ILINK board so that the Vp-p value
of waveform becomes 1Vp-p
Waveform:
Adjustment Location:
– ILINK Board (Component Side) –
RV3502 RV3501
28
oscilloscope
(AC range)
75
+
set
–
2%.
1 Vp-p
COMPONENT VIDEO OUT LEVEL ADJUSTMETN
Setting:
VIDEO board
COMPONENT VIDEO
MONITOR OUT
Y jack (J3301)
VIDEO board
DVD
CONPOSITE VIDEO IN jack
(J3401)
color pattern
generator
color bars 100%
Procedure:
1. Connect a color pattern generator to the DVD CONPOSITE
VIDEO in jack (J3401) on the S-VIDEO board, and connect an
oscilloscope to the COMPONENT IDEO MONITOR OUT Y
jack (J3301) on the VIDEO board.
2. Input color bars signal from the color pattern generator.
3. Adjust the RV3501 on the ILINK board so that the Vp-p value
of waveform becomes 1Vp-p
Waveform:
oscilloscope
(AC range)
75
+
set
–
2%.
1 Vp-p