Sony STR-DA5000ES Service Manual ▷ View online
15
STR-DA5000ES
SECTION 5
ELECTRICAL ADJUSTMENTS
DC OFFSET ADJUSTMENT
Condition:
function:
function:
MULTI CH 2
input signal: no signal (no load)
volume:
volume:
0 dB
Connection
Procedure:
1. Connect a digital voltmeter to the TM1710 (TM1730, 1740,
1. Connect a digital voltmeter to the TM1710 (TM1730, 1740,
1750, 1760, 1770) on the D-AMP board, CN919 (AEP, Taiwan,
Chinese models) and C941 (except AEP, Taiwan, Chinese
models) on the REG board.
Chinese models) and C941 (except AEP, Taiwan, Chinese
models) on the REG board.
2. Press the
I/1
button to turn on the main power.
3. Adjust the RV111 (141, 161, 181, 211, 241, 261, 281) so that
the digital voltmeter reading is
±
20 mV. (Only adjustment use
RV261, digital voltmeter reading is
mV)
Adjustment and Connection Location: see page 16
+
–
–
digital voltmeter
TM1710 (TM1730, 1740, 1750, 1760, 1770)
3
pin,
CN919 pin
1
(AEP, Taiwan, Chinese models) or
C941
3
pin (except AEP, Taiwan, Chinese models)
TM1710 (TM1730, 1740, 1750, 1760, 1770)
#
pin,
CN919 pin
2
+40
–0
16
STR-DA5000ES
Adjustment and Connection Location:
– ANALOG SUB BOARD (Component Side) –
RV111
RV211
RV141
RV241
RV161
RV261
RV181
RV281
– D-AMP BOARD (Conductor Side) –
+
Front
Speaker
L-ch
–
+
Front
Speaker
R-ch
–
+
Surround
Speaker
L-ch
–
+
Surround
Speaker
R-ch
–
+
Surround back
Speaker
L-ch
–
+
Surround back
Speaker
R-ch
–
+
Center
Speaker
–
– REG BOARD (Conductor Side) –
CN919
1
2
+
C941
17
STR-DA5000ES
OSD ADJUSTMENT
Connection
1. Short the TP3501 pin 4 on the VIDEO board to the GND.
2. Connect a frequency counter to the TP3501 pin 2 on the VIDEO
2. Connect a frequency counter to the TP3501 pin 2 on the VIDEO
board.
3. Press the
I/1
button to turn on the main power.
4. Press the
[ON SCREEN]
button on the remote commander.
5. Turn the
[MAIN MENU]
jog to display “CUSTOMIZE”.
6. Turn the
[MENU]
jog to display “COLOR SYSTEM”.
7. Turn the
[--/+]
jog to display “NTSC”.
8. Adjust the CT3502 (US, Canadian and Taiwan models) or
CT3503 (except US, Canadian and Taiwan models) so that the
frequency counter reading is 3.579545
frequency counter reading is 3.579545
±
0.05 MHz.
9. Turn the
[MENU]
jog to display “COLOR SYSTEM”.
10. Turn the
[--/+]
jog to display “PAL”.
11. Press the
[ON SCREEN]
button on the remote commander.
12. Adjust the CT3504 so that the frequency counter reading is
4.433618
±
0.05 MHz.
13. Press the
I/1
button to turn off the main power.
14. Connect a frequency counter to the CN3501 pin 1 on the
VIDEO board.
15. Press the
I/1
button to turn on the main power.
16. Press the
[ON SCREEN]
button on the remote commander.
17. Adjust the CT3501 so that the frequency counter reading is
7.20
±
0.01 MHz.
Note:
The steps 5 to 7 and 9 to 12 should be performed to the models
except for the US, Canadian and Taiwan.
except for the US, Canadian and Taiwan.
Adjustment and Connection Location:
VIDEO board
TP3501 pin
1
or pin
2
+
–
–
frequency counter
– VIDEO BOARD (Component Side) –
CT3504
(AEP, Chinese models)
CT3503
(AEP, Chinese models)
CT3501
TP3501
1
4
CT3502
(except AEP, Chinese models)
18
STR-DA5000ES
UP CONVERT SIGNAL LEVEL ADJUSTMENT
Enter the test mode
1. In the standby status, press the
I/1
button while pressing the
[INPUT MODE]
and
[DISPLAY]
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 VIDEO 1 S2 VIDEO
1. Connect a color pattern generator to the VIDEO 1 S2 VIDEO
IN jack, and connect an oscilloscope to the COMPONENT
VIDEO Y jack.
VIDEO Y jack.
2. Enter the test mode.
3. Input color bars signal from the color pattern generator.
4. Adjust the
3. Input color bars signal from the color pattern generator.
4. Adjust the
[MENU]
knob 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 VIDEO 1 S2 VIDEO
1. Connect a color pattern generator to the VIDEO 1 S2 VIDEO
IN jack, and connect an oscilloscope to the COMPONENT
VIDEO P
VIDEO P
B
/C
B
/B-Y jack and COMPONENT VIDEO P
R
/C
R
/R-
Y jack.
2. Enter the test mode.
3. Input color bars signal from the color pattern generator.
4. Display two waveforms of C
3. Input color bars signal from the color pattern generator.
4. Display two waveforms of C
B
and C
R
simultaneously.
5. Adjust the
[--/+]
knob 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 VIDEO 1 S2 VIDEO
1. Connect a color pattern generator to the VIDEO 1 S2 VIDEO
IN jack, and connect an oscilloscope to the COMPONENT
VIDEO P
VIDEO P
B
/C
B
/B-Y jack.
2. Enter the test mode.
3. Input color bars signal from the color pattern generator.
4. Adjust the
3. Input color bars signal from the color pattern generator.
4. Adjust the
[MAIN MENU]
knob so that the waveform as bellow.
Display
HUE
[7]
CONTRAST
[7]
COLOR
[7]
+
–
–
oscilloscope
(AC range)
set
color pattern
generator
color bars 100%
VIDEO 1
S2 VIDEO IN jack
S2 VIDEO IN jack
COMPONENT
VIDEO Y jack
VIDEO Y jack
1 Vp-p
Y waveform:
+
–
–
oscilloscope
(AC range)
set
color pattern
generator
color bars 100%
VIDEO 1
S2 VIDEO IN jack
S2 VIDEO IN jack
COMPONENT VIDEO
P
P
B
/C
B
/B-Y jack
COMPONENT VIDEO
P
P
R
/C
R
/R-Y jack
0.7 Vp-p
C
B
waveform:
0.7 Vp-p
C
R
waveform:
+
–
–
oscilloscope
(AC range)
set
color pattern
generator
color bars 100%
VIDEO 1
S2 VIDEO IN jack
S2 VIDEO IN jack
COMPONENT VIDEO
P
P
B
/C
B
/B-Y jack
C
B
waveform:
B
A
Adjust so that the height of
A and B may be located in a line
on this line.
A and B may be located in a line
on this line.
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