A Board Schematic Diagram (4 Of 6) - Sony KP-46WT520 Service Manual

A BOARD SCHEMATIC DIAGRAM (4 OF 6)

1 | 2 | 3 | 4 | 5 |
A
—
HEATSINK OF IC601
B AUDIO-22V
C692
0.01
F:1608
—
C
—
D
—
C601
E
0.001 R602 C603 C605
FB603 100V 10k 2200 0.1 PS601
1.1UH CH:1608 1/10W 35V 25V 2.5A L601
:CHIP F:1608
2A
(P3-7K) AUDIO+22V
—
(P1-4G) AUDIO_GND
(P1-2L) FB602
(P3-7K)
1.1UH
(P4-9J)
(P4-10J)
(P4-11I)
(P4-8I) (P3-7K) AUDIO-22V
R601 C602 C604
10k 2200 0.1 PS600
1/10W 35V 25V 2.5A
F :CHIP F:1608
—
(P5-8D) AUDIO_PROT
+9V
(P1-8B)
(P1-10H)
G (P1-10K)
(P1-12B)
(P1-6F)
(P1-14C)
(P5-15B)
(P3-6G)
(P3-15F)
(P3-5G)
(P3-12K)
(P2-10H)
—
R605
15k
1/10W
:CHIP
H
Q601 D603
MSD601
0 R608
R603 MUTE2 0
10k :1608
1/10W
:CHIP
R607
— SP_MUTE
(P5-10K) 4.7k
1/10W
R604 :CHIP
680k
1/10W C620
:CHIP 10
I D602
MM3Z9V1ST1
AUDIO_GND PROTECT
(P1-4G)
(P1-2L)
(P3-7K)
(P4-3D)
(P4-9J)
(P4-10J)
(P4-11I)
—
J
—
K
—
L
—
M
—
N
—
O
—
P
KP-46WT520/51WS520/57WS520
6 | 7 | 8 | 9 | 10 | 11
IC601
TDA7490
AUDIO AMP
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
C613 C646
560p 560p
SL:1608 C634 C638 SL:1608
0.1 0.1 C648
25V 25V 0.001
R616 F:1608 F:1608 R646 100V R652
100 100 CH:1608 6.8 1/10W :CHIP
C631 C637 C650
330p 330p R634 R637 C647 0.1 25V F:1608
CH:1608 CH:1608 10k 120k 0.033
R611 1/10W 1/10W 16V
100 :CHIP :CHIP B:1608
C615
0.033 R629 R633 C640 R643 R645
22k 22k 470p 10k 39k
16V
1/10W 1/10W CH:1608 C639 1/10W 1/10W R649
B:1608
C609 R614 :RN-CP :RN-CP 0.0068 :CHIP :CHIP 100
560p 39k 25V
SL:1608 1/10W R619 B:1608
:CHIP 10k C625 C630
1/10W 470p 0.0068 R642
:CHIP CH:1608 25V 4.7k C649
R620 C621 1/10W 560p
B:1608
FB604 4.7k 470p R628 R638 :CHIP FB605 SL:1608
CH:1608
1.1UH 1/10W R624 68k R636 470 1.1UH
68k
:CHIP 470 1/10W 1/10W
1/10W :CHIP 1/10W :CHIP
:CHIP :CHIP
C629 C641
1 1
C643
0.001
100V
CH:1608
L602
C611 R615 R622 L603 C635 R653
C607 0.0022 2A C612 4.7k C617 C619 4.7k C628 0.001 56k
0.001 B:1608 0.1 1/10W 0.0022 0.0022 1/10W 2A 0.0022 100V L604
1/10W
B:1608 MPS :CHIP B:1608 B:1608 :CHIP B:1608 CH:1608 :CHIP
2A
C636
C606 0.22
0.22 MPS
MPS
C624
0.1
MPS
L
R
L
VAR/FIXLR
(P1-3K)
C652
0.1 25V F:1608
IN
PS1
ICP-N15-T104
C653
C651
0.1 10
25V
F:1608
C665
0.01 MPS
R644
IC602
47k
NJM4558V
C626 1/10W C664
C623 0.1 AUDIO BUFF. :CHIP 0.0047
47 16V
:PT
25V B:1608 L R
R641
0
:1608
R631
0
:1608
AUDIO_GND
(P1-4G) C662
(P1-2L) 0.0047 :PT
(P3-7K)
(P4-9J) R623
(P4-10J) TS3
47k C690
(P4-11I) R639
(P4-8I) 1/10W 0.1 L IN
:CHIP 33k MPS
1/10W
R625
C633 :CHIP BBECHA
33k 47 C661
0.0033 :PT
1/10W 25V BBECLA
:CHIP C644 C660
47 0.033 MPS
TONECHA
25V C659
AUDIO_GND
(P1-4G) 0.0015 :PT TONCLA
(P1-2L) C658
(P3-7K)
(P4-9J) 0.22 MPS
(P4-10J) LINEOUTA
(P4-11I)
(P4-8I) L OUT
OUTC
NC
AGCTC
C657
0.33 10V B:1608
SURTC
C656
1 10V B:1608
VOLATC
C655
1 10V B:1608
VOLBTC
C654
1 10V B:1608
PF_IIC
(P1-8I)
(P6-8L)
(P5-13K)
(P5-16B)
(P3-6D)
(P3-11J)
(P2-15G)
(P2-3H)
(P2-12D)
| 12 | 13 | 14 | 15 | 16 | 17
Q603 R664
47k
MSD601 1/10W
SP PROT1 :CHIP
Q605
MSB709 SP PROT3
R659 C687
R662
100 1k 100
1/10W 16V
1/10W
:CHIP R663
:CHIP 1k
1/10W
:CHIP
Q604
MSD601 SP PROT2 R666
4.7k
1/10W
C669
R656 R661 :CHIP
470
56k 15k
1/10W 25V 1/10W
:BP
:CHIP :CHIP
R665
10k
1/10W
:CHIP
C677 R668
0.0022
C689 10
B:1608 1 2W
MPS :RS
C676 C688 R667
0.0022 1 10
B:1608 MPS 2W
:RS
MAIN LR OUT
(P1-9J)
R
OUT
IC604
NJM2370U09
IN 9V REGULATOR
C671
0.01
MPS
C673
0.22
MPS
C675
0.0047
:PT
C684
0.22 MPS
SRS4
C691 0.1 MPS
R IN
BBECHB
C683
BBECLB 0.0033 :PT
C682
0.033 MPS
TONECHB C681
0.0015 :PT
TONECLB
C680
IC603 0.22 MPS
LINEOUTB
NJW1148
R OUT
AUDIO PROCESSOR
MIXOUT
LFIN
C679
LFOUT
1
NC 10V
B:1608
BBEHTC
BBELTC
C678
C686
1
100
10V 16V
B:1608
C685
0.1
25V
F:1608
| 18 | 19 | 20 | 21 | 22 |
CN14
4P
WHT
:S-MICRO
R
1 R_SPK
AU_GND
L 2
3 L_SPK
AU_GND
4
AUDIO AMP
AUDIO PROCESSOR
9-965-968-01<AX1>A 4/6
KP-46WT520/51WS520/57WS520
78