Sc-Board (1/3) Schematic Diagram - Panasonic TH-C42FD18 Service Manual

11.31. SC-Board (1/3) Schematic Diagram

SC-BOARD TXNSC1RLTUS (1/3)
!
A
TO
P-BOARD
(P2)
L16591
SC2 G0ZZ00002183
TP1 TP2
1
Vsus
B
3
GND
TP4 TP5
TO
D-BOARD
(D20)
SC20
C
TP16 TP17
P5V
35
P5V
TP18
34 OC1
OC1(CL)
TP36
R16561
33 CPH2
CPH2
EXB38V470JV
32
GND TP24
TP19
31 CLK
CLK
TP38
SIU
30
SIU
R16565
29
GND EXB38V472JV
TP21
SID
28
SID
TP22
27 SCSU R16562
SCSU EXB38V470JV
26
GND
TP52
25 OC2
OC2(CEL2)
TP15 CPH1
24
CPH1
TP40
23 OC2B R16566
OC2B EXB38V472JV
TP37
22 CQR3
CQR3 C16565
50V
TP23
SOS6_SC1 0.01u
21
SOS6_SC1
TP20
20 SOS7_SC2
D SOS7_SC2
C16566
19 50V
GND
0.01u
R16563
TP14
18 CEL EXB38V470JV
CEL
TP70
CERS
17
CERS
TP39
16 SC_DRV_RST
SC_DRV_RST
TP25
15
GND
R16568
TP10
14 CSL EXB38V472JV
CSL
TP11 CSH
13
CSH
12
GND
TP27
CML
11
CML
TP26
CMH
10
CMH
9
15V
NC
8
P15V
R16564
EXB38V470JV
7
P15V
6
P15V
5
NC
4
NC R16567
EXB38V472JV
TP88
3
E
CQR4
TP89
2
CQR5
1
GND
SIDE
R16579
EXB38V470JV
TP82 TP7 TP6 CPH2 CPH2
CQR3
CQR4
CQR5
TP8 TP9
R16570
EXB38V472JV
TP28 TP29 TP30 TP31 TP32 TP33 TP34 TP35
F
TH-C42FD18
SC-Board (1/3) Schematic Diagram
1 2
VSUS:202V
TPVSUS
VSUS
C16413 C16414 C16416
220V 220V 250V
250u 250u 2.2u
AA_CSH
R16521
100
IC16561
C16521
C0JBAZ002811
5V
AA_CSL
BUFFER
R16522
100
C16563
10V
100u
1 1G 20
VCC
2 1A1 19
2G
AA_SCSU 3 18 AA_OC1
2Y4
1Y1
4 1A2 17
2A4
5 16 AA_CLK
2Y3
1Y2
6 1A3 15
TP46
2A3
AA_OC2A 7 14 AA_SIU
2Y2
1Y3
8 1A4 13
2A2
OC2A AA_CERS 9 12 AA_SID
2Y1
1Y4
10 GND 11
2A1
TPSOS6
TP71
SOS7_SC2
TP72
TPSOS7
OC2B
AA_DRV_RST
1 20
1G
VCC
2 1A1 19
2G
AA_CML 3 18 AA_CEL
2Y4
1Y1
4 1A2 17
2A4
AA_CMH 5 16
2Y3
1Y2
CPH1 CMH
6 1A3 15
2A3 TP3
AA_CSL 7 14 AA_CPH1
2Y2
1Y3
8 1A4 13 CSL
2A2
AA_CSH
9 2Y1 12
1Y4
10 GND 11 CSH
R16591 2A1
EXB38V472JV
TP12
IC16562
C0JBAZ002811
BUFFER
C16564 C16562
1 1G 20
16V 16V
VCC
1u 1u
2 19
1A1
2G
AA_CPH2
3 2Y4 18
1Y1
4 17
1A2
2A4
CQR3 AA_CQR3
5 2Y3 16
1Y2
R16541
6 15 OC2B
1A3 0
2A3
CQR4 AA_CQR4
7 2Y2 14
1Y3
R16543
8 13
1A4 0
2A2
9 2Y1 12
1Y4
10 GND 11
TP13
2A1
IC16563
C0JBAZ002811
BUFFER
3 4
R16468
82k
R16467
82k
R16466 C16632 C16633
D16466
56k
250V 250V
MA2J11100L
4u
R16465
27k
Q16531
B1ABRD000003
R16531
10
Q16442
R16533
B1JAEN000003
47k
R16532
C16442
47k R16442
50V
5.6
3900p
Q16532
B1ADRD000001
D16461
MA3DF46000LW
D16462
MA3DF46000LW
15V
D16521
B0ECHP000003
R16507
1
NC
HO
9 8
C16522
25V
4.7u
NC
10 VB 7
R16523 C16524
75 25V
4.7u
VCC
11 VS 6
D16522
B0ECKP000047 R16509
HIN
1
12 NC 5
NC
NC D16523
25V 13 4
C16525
1u B0ECKP000047
25V
4.7u
LIN
VCC2
14 3
GND
15 Vcom 2
NC
16 LO 1
IC16521
D16481
C0ZBZ0001324
B0FBCN000005
FET DRIVER
ENERGY RECOVERY
D16482
B0FBCN000005
Q16551
B1ABRD000003
Q16452
B1JAEP000003
R16551
10 R16452
5.6
R16553
47k
R16552
Q16552
47k
B1ADRD000001
MAIN_STOP
R16590
220
C16593
R16592
50V
4.7k
1000p
5V
IC16581
C0BBBA000024
R16587 R16588 15V D16583
2.2k 10k LNJ301MPUJA
Q16581
COMPARATOR (GREEN LED)
B1ABCF000231
D16585
MA2J11100L C16581
R16582
R16580 25V
1u 39k
2.2k
1 8
A_OUTPUT
VCC
R16585 R16583
1.2k 39k
2 7
A_-INPUT
B_OUTPUT
C16582
R16584
16V
3 A_+INPUT 6 6.8k
1u
B_-INPUT
4 GND 5
B_+INPUT
R16586
1.5k
OPERATES AT 116V OR MORE
R16593
AND 44V OR LESS
1.4k
5 6
71
VSUS
C16634
250V
4u 4u
C16471
630V
1000p
TP90 TP91
15V
R16508
L16402 1
G0C1R6KA0119
D16501
L16403 IC16501
B0ECHP000003
G0C1R6KA0119
C0ZBZ0000895
L16404
G0C1R6KA0119
FET DRIVER
L16405
G0C1R6KA0119
Vsus Gen.
L16406
G0C1R6KA0119
NC
HO
9 8
C16502
25V R16504
75
4.7u
NC
10 VB 7
R16510
1
NC
11 VS 6
AA_CMH
HIN
12 NC 5 D16503
R16501
B0ECKP000047
100
NC
NC 15V
13 4
AA_CML
LIN
VCC
14 3
R16502
100
GND
15 GND 2
C16505
25V
1u
NC
16 LO 1
TP92 TP93
L16413
C16491
G0C1R6KA0119
630V
1000p
L16414
G0C1R6KA0119
L16415
G0C1R6KA0119
D16451
B0ECKP000047 L16416
G0C1R6KA0119
SOS7_SC2 5V
R16475
4.7k
D16480
MA2J11100L
R16476
4.7k
5
C16480
MAIN_STOP 50V
0.1u
4
IC16472
C0JBAA000377
AND GATE
7 8
VSUS
Q16401
B1JAEN000002
R16401
7.5
D16401
Q16501
B0FBCN000005
B1HFPFA00001
R16503
10
D16402
B0FBCN000005
R16511 R16512
47k 47k
C16403
630V
Q16403
5600p
B1JAEN000002
R16403
7.5
Q16404
B1JAEN000002
R16404
7.5
C16504
25V
4.7u
1
2
R16421
7.5
Q16521
B1HFPFA00001
Q16421
B1JAEP000002
D16421
MA3DF40000LW
R16506
10
Q16423
B1JAEP000002
R16516 R16517
47k 47k
R16423
7.5
C16424
Q16424
630V
5600p
B1JAEP000002
R16424
7.5
D16422
MA3DF40000LW
3
1
4
2
3
5
TH-C42FD18
SC-Board (1/3) Schematic Diagram
9