Schematic Diagram Of J (2/2) Board - Sony KP-48PS1 Service Manual

(2) Schematic Diagram of J (2/2) Board

1 2 3 4 5 6
A
+9V
R8722
R8721
R8723 100k Q8639
47k 0.2 :CHIP 10k
:CHIP IC8602 2SC2412K
:CHIP 3.4 BUFF
MM1115XFBE 4.1
R8724 C8636 21
82k 0.47 NOISE DET
:CHIP 16V 3.4
B:CHIP
CVIN GND 2.6
5.2
3.1 R8727
SW YOUT
0.2 Q8637 C8639 680
DTC144EKA 0.0022 5.2 2.0 :CHIP
C8638 YIN VCC
Q8638 INV CH:CHIP 2.2
0.2 2.7
2SC2412K 16V NC NC
INV F:CHIP
B R8725 22
47k Q8636
:CHIP
DTC144EKA
INV
SCP.M
L8455
47µH +9V
FL+9V EMI
C8601
C8631 R8603
C8422 0.1 1.2k
47 25V R8601 R8602
470 FL8601 16V B:CHIP 56k 0 :CHIP
16V :CHIP
:CHIP
Q8607 C8609
C8607 0.22 R8613
100 2SC2412K 25V
100
Y 16V BUFF B:CHIP :CHIP
M-Y
SC NC
1.6 2.2 0.8
C 2.2 1.6
NC NC
R8623
ADEXT1 CF
22k R8614 Q8602
:CHIP R8633
470 0 2SA1037AK 23 ADEXT2 SOUT
:CHIP :CHIP BUFF
26
Y ADEXT3 VCC
YIN YOUT
2.0 3.1
24 ADR VEE
B-Y
-UIN -UOUT
R-Y 2.0 2.7
+9V -VIN -VOUT
2.0 2.7
25 NC DEC
5.1
R8646
C8614 R8644 R8645 0 R8642 SCL SDA
D 0.22 :CHIP 4.8 4.8
25V 470 56k 1.2k
:CHIP :CHIP :CHIP NC NC
B:CHIP
C8616
47 Q8612 IC8601
2SC2412K R8647
16V 100 TDA9178T
BUFF
:CHIP PIC BOOSTER
Q8614 7.2 1.3 2.0
2.0 1.3
B-Y 2SC2412K R8649
AMP 18k
M-B-Y
:CHIP R8650 Q8615
R8653
1.8 0 2SA1037AK
470 :CHIP
1.2 :CHIP BUFF
R8652
330
:CHIP
E
R8695
33
:CHIP
+9V
C8622
R8671 R8672 R8661
0.22 R8670 56k 0 1.2k
25V 390
B:CHIP :CHIP :CHIP :CHIP
:CHIP
C8623 Q8621
47
16V 2SC2412K
F BUFF
Q8623 7.4 1.4 2.0
2.0 1.4
R-Y 2SC2412K R8673
Q8620
M-R-Y AMP 18k 2SA1037AK
:CHIP R8676
0 BUFF
1.8 R8677
:CHIP
1.2 470
:CHIP
R8675
330
:CHIP
R8696
33
:CHIP
G
SCL
SDA
+9V
H
I
Y/B-Y/R-Y_M/S
TO J(1/2)
– 79 –
7 8 9 10 11 12
J
(2/2)
R8728
680
:CHIP
(PICTURE BOOSTER)
R8729
220
:CHIP
VIDEO
1.9
MAIN-CV TO J(1/2)
Q8640
2SA1037AK
BUFF
L8606 C8632 Q8604 Q8601
10µH
47 2SC2412K 2SC2412K +9V
:LB2016 16V BUFF BUFF
C8602
R8606 R8607 R8608
L8601 100 560 22k R8604 R8605 0.1
10µH :CHIP :CHIP :CHIP 25V
470 22k B:CHIP Q8605
:LB2016 :CHIP :CHIP
6.2 6.7 R8610 R8611 2SA1037AK
R8612 AMP
2.7 100 47k 470 R8617 R8619 R8621
:CHIP :CHIP :CHIP 8.1 390 0 100
R8726 C8604 C8603 :RN-CP
0 47 4.0 47 4.0 :CHIP :CHIP
:CHIP 3.3 2.7 16V 3.3 Q8611
16V
R8625 8.1 2SC2412K
Q8609 2.1 R8628 Q8603 2.1 3.5 R8618
D8601 22k 2SC2412K 22k R8626 2.7 BUFF 680
2SC2412K :CHIP :RN-CP
MA113 :CHIP AMP 470
AMP :CHIP 2.8
C8608 R8630 R8631
R8629 Q8610 R8634 L8602
R8627 R8624 47 100 470 0 3.5
470 470 29 16V :CHIP 2SC2412K :CHIP :CHIP 47µH
C8605 C8606 :CHIP :CHIP 470 AMP :LAV35
0.1 47 :CHIP 30
25V 16V Y
P-Y
B:CHIP 2.1
R8639 R8632
# 1k
27 :CHIP
B-Y P-BY :CHIP
R8636
R-Y P-RY R8635
22k 470
:CHIP
:CHIP
28
C8613
0.1
R8648 25V
100 B:CHIP C8615
:CHIP 27p
CH:CHIP
0.5
0.1
TRAP Q8616
R8730 2SC2412K
R8654
0 5.6k TRAP SW
:CHIP :CHIP
R8655 C8618
1.2k 0.01
B:CHIP
:CHIP
L8607
10µH
+9V
:LB2016
C8635
C8624 C8625 0.1
25V
47 0.22 F:CHIP R8600 R8640
16V 25V
Q8628 0 2.2k
B:CHIP R8710 :CHIP :CHIP
R8694 2SA1037AK 1k
470 AMP
:CHIP
:CHIP R8665
Q8629
R8686 2SC2412K 3.3k
Y 56k 8.1 3.5 1 2 3 4 5 6 :CHIP
:CHIP AMP Q8631
S-Y R8689
470 2SA1037AK FL8602 R8666
BUFF R8667
C8628 R8688 :CHIP H35LNK-8407
47 2.4 560 :CHIP
22k :CHIP
16V :CHIP
1.8 R8690 2.9 12 10 9 7
470
:CHIP
C8627
0.22 Q8626
25V 2SA1037AK +9V
B:CHIP
AMP
R8693
470
R8714
:CHIP
R8711 Q8627 1k
2SC2412K :CHIP R8719 R8678 R8682
56k 8.1 560 1.8k 180
B-Y :CHIP AMP :CHIP
S-B-Y R8683 2.8 3.4 :CHIP :CHIP 2.0
470
R8712 :CHIP 2.8
C8621 22k 2.3
47
:CHIP Q8634 R8687
16V R8684 2SA1037AK 330
1.7 R8685 0
470 BUFF :CHIP
:CHIP 1 2 3
:CHIP
R8720
3.3k
FL8604
H354LAI-7848 :CHIP
6 4
Q8624
2SA1037AK +9V
AMP
C8629
R8692
0.22 470
25V :CHIP R8713
B:CHIP C8620 1k R8697 R8698
47 R8659 Q8625 :CHIP R8716 180
56k 8.1 1.8k
R-Y 16V 2SC2412K 560 :CHIP :CHIP
S-R-Y :CHIP :CHIP
AMP R8679 2.8 3.4 2.0
470
:CHIP
R8660 2.3 2.8
22k
:CHIP Q8635
R8680 R8717
1.7 R8681 2SA1037AK 330
0 BUFF
470 :CHIP 1 2 3 :CHIP
:CHIP
R8699
3.3k
:CHIP
FL8603
H354LAI-7848
6 4
– 80 –
13 14
• J (2/2) BOARD WAVEFORMS
• J BOARD SEMICONDUCTOR LOCATION
@- @,
PAL/NTSC
IC
( Component ) ( Conductor )
*
Side Side
IC8301 C-2
IC8302 D-2
1.6 Vp-p (H) 1.2 Vp-p (H)
IC8303 D-2
IC8304 D-3
@- @.
IC8305 D-2
SECAM
IC8401 D-2
IC8451 A-2
IC8452 A-2
IC8500 C-3
R8609 IC8601 D-1
1k
:CHIP IC8602 C-1
3.5 Y 1.7 Vp-p (H) 1.3 Vp-p (H)
Y.M(3)
IC8801 A-3
R8616
0 @= #/
:CHIP
2.8
31
Q8606 TRANSISTOR
2SA1037AK
BUFF
( Component ) ( Conductor )
*
Side Side
1
Q8302 D-1
1
Q8309 A-1
0.8 Vp-p (H) 1.3 Vp-p (H)
Q8311 A-1 1
1
@[ #- Q8451 A-2
1
Q8452 A-2
B-Y
U.M(1)
Q8501 D-1 1
R-Y 1
V.M(2) Q8502 D-1
1
Q8503 D-1
Q8504 D-1 1
2
Q8601 D-1
0.8 Vp-p (H) 1.6Vp-p (H)
Q8602 C-1 2
Q8603 D-3 1
@]
2
Q8604 D-1
Q8605 D-3 1
Q8606 D-3 1
1
Q8607 C-2
Q8609 D-2 1
Q8610 D-1 2
1.3Vp-p (H) 2
Q8611 D-1
Q8612 C-1 2
@\
1
R8664 Q8614 A-2
1.2k
Y 2
:CHIP Y.S(7) Q8615 D-1
2.6
Q8616 D-1 2
2
Q8630 Q8620 C-1
2SA1037AK
2
BUFF Q8621 C-1
Q8623 C-3 1
2
0 1.1 Vp-p (H) Q8624 D-1
1
Q8625 D-2
@; Q8626 E-1 2
1
Q8627 E-3
2
Q8628 E-1
Q8629 D-3 1
1
Q8630 E-2
R8718
1.2k Q8631 E-3 1
:CHIP B-Y U.S(8)
2.7 Q8632 E-2 1
Q8633 0.8 Vp-p (H)
2SA1037AK 1
Q8633 E-2
BUFF
@' Q8634 E-1 2
Q8635 E-1 2
1
Q8636 C-2
Q8637 C-2 1
1
Q8638 D-2
1
Q8639 C-2
Q8640 C-2 1
1.4 Vp-p (H)
1
R8715 Q8801 A-3
1.2k R-Y 1
:CHIP V.S(9) Q8802 A-1
2.7
Q8803 A-1 1
Q8632
2
2SA1037AK Q8804 A-1
BUFF !\
Q8805 A-1
* : Refer to Terminal name of semiconductors in silk
screen printed circuit (see page 75)
YUV_M/S
TO J(1/2)
B-SS624.<AEP>-J..-P2
(j)
AV SELECT SW
VIDEO PROCESS
– J BOARD – (Component Side)
1 2
Q8806 A-2 2
2
Q8807 A-1
Q8808 A-2 2
1
Q8809 A-3
2
Q8810 A-1
Q8811 A-3 1
2 A
Q8812 A-1
2
Q8813 A-1
Q8814 A-3 1
1
Q8815 A-3
1
Q8901 E-1
Q8902 D-1 1
1
Q8903 C-1
1
Q8904 C-1
Q8905 C-1 1
1
Q8906 B-1
DIODE
( Component ) ( Conductor )
*
Side Side
3
D8301 D-3
3
D8302 D-2
B
D8450 A-1 3
3
D8451 A-1
D8601 D-1 3
D8900 B-3 3
3
D8901 B-2
D8902 B-3 3
D8903 B-3 3
3
D8904 B-2
D8905 B-3 3
D8906 B-2 3
3
D8907 B-2
D8908 B-2 3
3
D8909 B-2
3
D8910 B-2
D8911 B-2 3
3
D8912 B-1
3
D8913 B-2
C
D8914 B-2 3
3
D8915 B-1
3
D8916 A-2
D8917 A-2 3
3
D8918 B-1
3
D8919 B-1
D8920 C-1 3
3
D8921 C-1
3
D8922 C-3
D8923 C-2 3
3
D8924 C-3
D8925 B-2 3
D8926 C-2 3
3
D8927 C-2
D8928 C-2 3
D8929 B-2 3
3
D8930 C-2
D
D8931 C-1 3
3
D8932 C-2
3
D8933 B-1
CRYSTAL
( ) ( )
Component Conductor
Side Side
X8301 C-1
X8401 D-1
E
– 81 –
(Conductor Side)
1 2 3
3
A
B
C
D
E
– 82 –