Sony STR-DA3200ES - Es Receiver, Руководство по обслуживанию

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STR-DA3200ES/DG1000
STR-DA3200ES/DG1000
UP CONVERT SIGNAL LEVEL ADJUSTMENT
Enter the test mode
1. In the standby status, press the
[POWER]
button while pressing
the
[2CH]
and
[TONE MODE]
buttons.
2. It enters the test mode, and display as below figure.
1. Y Level Adjustment
Setting:
Procedure:
1. Connect a color pattern generator to the DVD S VIDEO IN
jack (J6902) on the S-VIDEO board, and connect an
oscilloscope to the COMPONENT VIDEO MONITOR OUT
Y jack (J6101) on the VIDEO board.
2. Enter the test mode.
3. Input color bars signal from the color pattern generator.
4. Adjust the
[TUNING]
dial so that the Vp-p value of waveform
becomes 1 Vp-p.
2. Color Level Adjustment
Setting:
Procedure:
1. Connect a color pattern generator to the DVD S VIDEO IN
jack (J6902) on the S-VIDEO board, and connect an
oscilloscope to the COMPONENT VIDEO MONITOR OUT
P
B
/C
B
jack and COMPONENT VIDEO MONITOR OUT P
R
/
C
R
jack (J6101) on the VIDEO board .
2. Enter the test mode.
3. Input color bars signal from the color pattern generator.
4. Display two waveforms of C
B
and C
R
simultaneously.
5. Adjust the
[INPUT SELECTOR]
dial so that the Vp-p value of
waveforms of C
B
and C
R
both may be most set to 0.7V closely.
3. HUE Level Adjustment
Setting:
Procedure:
1. Connect a color pattern generator to the DVD S VIDEO IN
jack (J6902) on the S-VIDEO board, and connect an
oscilloscope to the COMPONENT VIDEO MONITOR OUT
P
B
/C
B
jack (J6101) on the VIDEO board.
2. Enter the test mode.
3. Input color bars signal from the color pattern generator.
4. Adjust the
[TONE]
dial so that the waveform as bellow.
Display
HU[ 7]CON[ 7]COL[ 7]
1 Vp-p
Y waveform:
0.7 Vp-p
C
B
waveform:
0.7 Vp-p
C
R
waveform:
C
B
waveform:
B
A
Adjust so that the height of
A and B may be located in a line
on this line.
+
–
oscilloscope
(AC range)
set
color pattern
generator
color bars 100%
S-VIDEO board
DVD S VIDEO IN
jack
(J6902)
VIDEO board
COMPONENT VIDEO
MONITOR OUT
Y jack
(J6101)
+
–
oscilloscope
(AC range)
set
color pattern
generator
color bars 100%
S-VIDEO board
DVD S VIDEO IN jack
(J6902)
VIDEO board
COMPONENT VIDEO
MONITOR OUT
P
B
/C
B
jack
(J6101)
VIDEO board
COMPONENT VIDEO
MONITOR OUT
P
R
/C
R
jack
(J6101)
+
–
oscilloscope
(AC range)
set
color pattern
generator
color bars 100%
S-VIDEO board
DVD S VIDEO IN jack
(J6902)
VIDEO board
COMPONENT VIDEO
MONITOR OUT
P
B
/C
B
jack
(J6101)