Qb (3/3) - Sony VPL-PX11 Service Manual

C709
10
20V
6.0
6.0 :TA-CP
6.0
6.0 6.0
20 19 18 17 16 15 14
IC703
CXA1846BN-T4
VOLUME CONT
1 2 3 4 5 6 7 8 9 10
6.0 6.0 0 0
6.0 C720
6.0
10
20V
:TA-CP
6.0
R719
100
:CHIP
A-R
FROM P1
A-L
JL705 #
A-CS
JL706 #
SDAT
JL707 #
AU-CLK
FROM P1
JL708 #
AU-MUTE
SP MUTE
VPL-PX11
A B
C707
1 0
10V
B:CHIP
0
Q701
DTC114EUA-T106
MUTE SW
12V
C708
10
L701
16V
4.7µH
:AL-CP
:CHIP
+12V
6.0
R718
120k
:CHIP
13 12 11
R717
120k
:CHIP
C712 C713
0.1
47
16V 16V
:AL-CP B:CHIP
2.6
C719
0.01
25V
B:CHIP
5.0
R721
100
R720
:CHIP
100
:CHIP
Q703
DTC114EUA-T106
MUTE SW
C710
0
1
10V
0
B:CHIP
Q702
DTC114EUA-T106
MUTE SW
R714
100k
:CHIP
C724
1
10V
B:CHIP
R701
100k
:CHIP
C730
1
10V
B:CHIP
R703
B:CHIP
100k
:CHIP
C

QB (3/3)

QB (3/3)
C723
0.1
25V
B:CHIP
R704
22k
PGND PGND
:CHIP
LOUTN LOUTP
C702
1/50V
:AL-CP
GAIN0
BYPASS
C711
0.1 C701
25V
22 16V :AL-CP
B:CHIP
PVDD PVDD
C714
0.1
LINN
LINP
C706 25V
0.1 B:CHIP
25V
B:CHIP
AGND
VDD
C715
0.1
25V
B:CHIP
COSC
ROSC
C705
R716
220p
120k :CHIP
B:CHIP
RINN
RINP
C704
0.1 C716
25V
0.1 25V B:CHIP
B:CHIP
PVDD PVDD
C703
0.1
25V
B:CHIP
SHUTDOWN GAIN1
ROUTN ROUTP
PGND PGND
IC702
TDA2000D2
AUDIO POWER AMP
C732
0.1
25V
B:CHIP
+12V
R713
C727 R711
100k
22 2.7k
:CHIP
:CHIP
16V
:AL-CP
R702
100
R712
C731 :CHIP
7.5k
0.1
:CHIP
16V
B:CHIP
8 7 6 5
-
+
IC704 R710
LM358PSR 1k
+ :CHIP
VAR AMP
-
R706
1 2 3 4
100
:CHIP
R708
7.5k
C729
0.1 :CHIP
16V
C728 R709
22 R707 1k
16V 2.7k :CHIP
:AL-CP
:CHIP
6-11 6-11
D E
JL709 #
JL710 #
JL711 #
JL712 #
+5V
C718 C721
100 0.1
16V 25V
:AL-CP B:CHIP
C722
22 R715
16V 120k
:AL-CP :CHIP
R705
22k
:CHIP
AUDIO+5V
5V-4
L702
C717 JL714
100 #
:CHIP
16V
:AL-CP
C725 C726
0.1 47
16V 6.3V
B:CHIP :AL-CP
JL713
#
QB
(3/3)
(VOLUME CONT.,VAR AMP)
B-SS1739-WW-QB-P3
F G
1
CN12
4P
WHT
:SMD
1 SP_R-
2 SP_R+
TO SPEAKER
3 SP_L-
4 SP_L+
2
3
CN11
4P
RED
:SMD
4
1 AUDIO OUT R
GND
2 TO QA BOARD
3 AUDIO OUT L CN203
4 GND
5
H