Sc-Board (1/3) Schematic Diagram - Panasonic TH-M50HD18 Service Manual

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

! SC-BOARD TXNSC1RQTUS (1/3)
A
TO
VSUS:185V
P-BOARD
(P2)
TPVSUS
L16591
SC2 G0ZZ00002183
TP1 TP2
1
Vsus
*C16411 *C16412
220V 220V
3
GND
250u 250u
TP4 TP5
B
TP8 TP9 TP6 TP7 TP82
TO 15V
A-BOARD
(A20)
SC20
C
TP16 TP17
30
P5V
TP18
C16563
29
OC1 10V
100u
TP36 R16561
28
CPH2 EXB38V470JV
TP24
27
GND
TP19
26
CLK
TP38
25
SIU
R16565
24
GND
EXB38V472JV
TP21
23
SID
TP22
22 R16562
SCSU EXB38V470JV
21
GND
TP52
20
OC2
CPH1
TP15
19
CPH1
18 R16566
(OC2B) EXB38V472JV
TP37
17 C16565
LAT(CQR) 50V OC2
TP23 0.01u TPSOS6
16 SOS7_SC2
SOS6_SC1
TP20 TP73 TP71
15
SOS7_SC2
D
TP72
C16566 TP74
14 TPSOS7
GND 50V
TP14 0.01u
13
CEL
CEL
TP70
12
CERS CERS
TP39
11
SC_DRV_RST
R16563
TP25
10
GND EXB38V470JV R16568
EXB38V472JV
9 TP10
CSL
TP11
8
CSH R16564
EXB38V470JV
7
GND
TP27
6
CML
TP26
5
CMH
4
CPH2
NC R16567
EXB38V472JV
3
+15V
2
+15V
1
+15V R16591
EXB38V472JV
SIDE
E
TP28 TP29 TP30 TP31
F
TH-M50HD18
SC-Board (1/3) Schematic Diagram
1 2
ZA16401
K4CD01000011
ZA16411
TUXJ490
VF_GND
ZA16412
TUXJ490
ZA16402
K4CD01000011
VSUS
C16414
ZA16421
250V
TUXJ490
2.2u
ZA16422
TUXJ490
ZA16403
K4CD01000011
15V
NC
HO
9 8
C16522
4.7u
NC
VB
10 7
VCC
VS
11 6
AA_CSH HIN
NC
12 5
R16521
100
IC16561
C16521
NC
25V
NC
1u 13 4 C16525
C0JBAZ002811
5V
AA_CSL 4.7u
BUFFER LIN
VCC2
R16522 14 3
100
GND
Vcom
C16562 15 2
1 20 16V
1G
VCC 1u
NC
2 1A1 19 LO
16 1
2G
AA_SCSU 3 2Y4 18 AA_OC1
1Y1
IC16521
4 17
1A2
2A4
C0ZBZ0001324
AA_CLK
5 2Y3 16
1Y2
FET DRIVER
6 15
1A3 TP46
2A3
ENERGY RECOVERY
AA_OC2 7 14 AA_SIU
2Y2
1Y3
8 1A4 13
2A2
AA_CERS 9 12
2Y1
1Y4
10 GND 11
2A1
C16564
16V
MAIN_STOP
1 20
1G 1u
VCC R16590
220
2 1A1 19
2G
AA_CML 3 18 AA_CEL C16593
2Y4 R16592
1Y1 50V
4.7k
1000p
4 CML 17
1A2
2A4
AA_CMH
5 2Y3 16
1Y2
5V
6 15
1A3
2A3 TP3
AA_CSL AA_CPH1
7 2Y2 CMH 14
1Y3
8 1A4 CSL 13 R16587
2A2
2.2k
Q16581
AA_CSH 9 12 AA_CPH2
2Y1
1Y4 B1ABCF000231
10 GND 11 D16585
2A1 MA2J11100L
R16580
TP12
2.2k
TP13
OPERATES AT 124V OR MORE
IC16562 AND 50V OR LESS
C0JBAZ002811
BUFFER
CSL
CSH
CML
CMH
AA_DRV_RST
TP32 TP33 TP34 TP35
3 4
VSUS
R16468
82k
R16467
82k
R16466 *C16633 *C16634 *C16635
56k 250V 250V 250V
D16466
4u 4u 4u
MA2J11100L
R16465
27k
Q16531 D16441
D16521 *Q16441
B0ECKP000047
B0ECKP000047
B1ABRD000003
B1JAEN000003
R16507
1
*R16441
R16531
5.6
10 C16471
*C16441
50V
25V
3900p
R16523 R16532 R16533
75 47k 47k
C16524
25V Q16532
4.7u
D16522 R16509
B1ADRD000001
B0ECKP000047 1
D16523 TP90 TP91
B0ECKP000047
25V
*D16461
MA3DF46000LW
*D16462
MA3DF46000LW
*D16481
B0FBCN000005
TP92 TP93
C16491
630V
*D16482 1000p
B0FBCN000005
Q16551
B1ABRD000003
*Q16451
B1JAEP000003
R16551
10 D16451
B0ECKP000047
R16451
5.6
R16552 R16553
47k 47k
Q16552
B1ADRD000001
IC16581
C0BBBA000024
15V D16583
R16588 LNJ301MPUJA
10k COMPARATOR
(GREEN LED)
C16581
R16582
25V
39k
1u
1 A_OUTPUT 8
VCC
R16583
39k
2 A_-INPUT 7
B_OUTPUT R16585
1k
3 A_+INPUT 6
B_-INPUT
C16582
R16584
16V
1u 8.2k
4 GND 5
B_+INPUT
R16586
1.8k
R16593
1.2k
5 6
60
Q16501
B1HFPFA00001
IC16501
C0ZBZ0000895
FET DRIVER 15V
R16508 D16501
1 B0ECKP000047
Vsus Gen.
NC
HO
630V 9 8
C16502 R16503
1000p R16504 10
25V
75
4.7u
NC
VB
10 7
C16504 R16511
25V 47k
4.7u
NC
VS
11 6
R16510
1
AA_CMH HIN
NC
12 5
R16501
D16503
100
*L16401
B0ECKP000047
NC
G0C1R4KA0118
NC
13 4
15V
*L16402 C16505
25V
G0C1R4KA0118 AA_CML 4.7u
LIN
VCC
R16502 14 3
100
GND
*L16404 GND
15 2
G0C1R4KA0118
NC
LO
16 1
*L16411
G0C1R4KA0118
*L16412
G0C1R4KA0118
*L16414
G0C1R4KA0118
R16506
10
R16516
47k
5V
SOS7_SC2
D16480
MA2J11100L
R16476
4.7k
5
MAIN_STOP
4
C16480
50V
0.1u
IC16472
C0JBAA000377
AND GATE
TH-M50HD18
SC-Board (1/3) Schematic Diagram
7 8
VSUS
*Q16401
B1JAEN000002
R16401
D
7.5
G
S
*Q16402
B1JAEN000002
*R16402
C16402
7.5
630V
5600p
*Q16403
B1JAEN000002
*R16403
7.5
R16512
47k
*D16401
B0FBCN000005
*D16402
B0FBCN000005
1
2
Q16521
B1HFPFA00001
*Q16421
B1JAEP000002
R16421
7.5
C16421
630V
5600p
*Q16422
B1JAEP000002
R16422
7.5
R16517
47k
*D16421
MA3DF40000LW
R16475
4.7k
3
1
4
2
3
5
9