Panasonic TH-C50FD18A Service Manual page 73

50 inch class 1080p plasma hdtv
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11.31. SC-Board (1/3) Schematic Diagram
SC-BOARD TXNSC1AWUU (1/3)
!
A
TO
P-BOARD
(P2)
VSUS:190V
VSUS
TPVSUS
SC2
TP1
TP2
1
Vsus
B
*C16412
*C16414
C16419
*C16415
3
220V
220V
250V
220V
GND
250u
250u
2.2u
250u
TP4
TP5
TO
D-BOARD
(D20)
SC20
TP16
TP17
C
35
P5V
TP18
34
OC1
OC1(CL)
TP36
33
R16561
CPH2
EXB38V470JV
32
TP24
GND
TP19
31
CLK
CLK
TP38
SIU
30
SIU
R16565
29
GND
EXB38V472JV
TP21
SID
28
SID
TP22
R16562
27
SCSU
SCSU
EXB38V470JV
26
GND
TP52
25
OC2
OC2(CEL2)
TP15
24
CPH1
CPH1
TP40
23
R16566
OC2B
EXB38V472JV
TP37
22
C16565
CQR3
50V
TP23
0.01u
TPSOS6
SOS6_SC1
21
SOS6_SC1
TP71
TP20
SOS7_SC2
20
SOS7_SC2
C16566
TP72
19
50V
GND
D
0.01u
TP14
R16563
TPSOS7
EXB38V470JV
18
CEL
OC2B
TP70
17
CEL
CERS
CERS
TP39
16
SC_DRV_RST
SC_DRV_RST
15
GND
TP25
R16568
TP10
EXB38V472JV
14
CSL
TP11
13
CSH
12
GND
TP27
11
CML
TP26
10
CMH
15V
9
NC
8
R16564
P15V
EXB38V470JV
CSL
7
P15V
TP6
TP7
TP82
CSH
6
P15V
CML
CMH
5
NC
4
NC
R16567
EXB38V472JV
TP88
3
CQR4
TP89
E
2
CQR5
1
GND
SIDE
R16579
EXB38V470JV
TP8
TP9
CPH2
CQR3
CQR4
CQR5
TP28
TP29
TP30
TP31
TP32
TP33
TP34
TP35
R16570
EXB38V472JV
F
TH-C50FD18A
SC-Board (1/3) Schematic Diagram
1
2
AA_CMH
AA_CML2
AA_CSH
SOS7_SC2
D16480
MA2J11100L
R16476
4.7k
IC16561
MAIN_STOP
C0JBAZ002811
5V
BUFFER
C16563
10V
1
20
100u
1G
VCC
2
1A1
19
2G
AA_OC1
3
2Y4
18
1Y1
4
1A2
17
2A4
5
2Y3
16
AA_CLK
1Y2
6
15
MAIN_STOP0
1A3
2A3
AA_OC2A
7
14
AA_SIU
2Y2
1Y3
8
13
1A4
TP46
2A2
AA_CERS
9
12
AA_SID
2Y1
1Y4
10 GND
11
2A1
SOS7_SC2
C16562
AA_DRV_RST
16V
1u
MAIN_STOP
1
20
1G
VCC
R16590
220
2
19
1A1
2G
AA_CML
3
18
AA_CEL
C16593
2Y4
R16592
1Y1
50V
4.7k
1000p
4
17
CML
1A2
2A4
AA_CMH
AA_CPH2
5
2Y3
16
1Y2
R16587
CPH1
CMH
6
1A3
15
2.2k
2A3
AA_CSL
AA_CPH1
7
2Y2
14
1Y3
TP3
8
1A4
13
NET0011365
2A2
5V
AA_CSH
9
12
AA_CML2
2Y1
IC16581
1Y4
10 GND
11
CSH
2A1
C0BBBA000024
R16588
TP12
10k
ERROR DET
IC16562
R16591
EXB38V472JV
C0JBAZ002811
BUFFER
1
A_OUTPUT
2
A_-INPUT
3
A_+INPUT
4
GND
C16564
16V
1u
14
1A
1
OPERATES AT 139V OR MORE
VCC
AA_CQR3
AND 67V OR LESS
13
1Y
2
6A
12
2A
3
6Y
11
4
AA_CQR4
2Y
5A
10
5
3A
5Y
9
6
AA_CQR5
3Y
4A
IC16563
8
GND
7
4Y
C0JBAZ000994
BUFFER
AA_SCSU
3
4
IC16771
C0CBADC00072
C16771
16V
1u
IC16464
C0JBAB000715
INVERTER
C16535
PC16461
R16414
R16415
50V
C16533
PS9817A-2-F3-A
330
330
0.1u
50V
1
5
R16416
0.1u
10k
1
8
2
C16501
D16411
R16411
25V
MA2J11100L
270
2
7
1u
3
4
R16501
R16410
100
390
3
6
C16536
4
5
1
5
50V
0.1u
R16502
2
100
3
4
IC16465
C0JBAB000715
VAD
INVERTER
C16441
50V
Q16441
3900p
B1JAEP000003
R16441
5.6
C16442
Q16531
50V
B1HFPFA00001
3900p
Q16442
B1JAEP000003
R16442
5.6
R16531
10
C16524
R16533
R16532
25V
47k
47k
4.7u
VSUS
D16461
MA3DF46000LW
C16471
630V
1000p
D16462
*L16402
G0C1R6KA0119
MA3DF46000LW
*L16403
G0C1R6KA0119
TP90
TP91
*L16404
G0C1R6KA0119
*L16405
G0C1R6KA0119
*L16406
G0C1R6KA0119
*L16411
G0C1R4KA0118
*C16631
*C16632
*C16633
250V
250V
250V
4u
4u
4u
*L16413
G0C1R4KA0118
*L16414
G0C1R4KA0118
*L16415
G0C1R4KA0118
TP92
TP93
C16491
630V
1000p
D16481
15V
MA3DF46000RP
D16583
B3ABB0000210
(GREEN LED)
D16482
C16581
R16582
25V
MA3DF46000RP
1u
39k
8
VSUS
VCC
R16585
R16583
1.2k
39k
7
B_OUTPUT
R16468
82k
C16582
R16584
16V
6
6.8k
B_-INPUT
1u
R16467
82k
5
R16466
B_+INPUT
D16466
56k
MA2J11100L
R16586
1.5k
R16465
Q16551
27k
R16593
B1HFPFA00001
1.4k
Q16451
B1JAEP000003
D16451
B0ECKP000047
R16451
R16551
5.6
10
R16553
R16552
47k
47k
5
6
73
+5V
16V_F
1
VIN
3
VOUT
C16772
R16534
R16535
R16536
D16401
COM
25V
1
1
1
MA3DF50000LW
4.7u
2
D16402
MA3DF50000LW
IC16501
C0ZBZ0001324
Q16501
Q16401
FET DRIVER
B1HFPFA00001
2PG0090000RP
R16401
CSH/CMH GATE
7.5
DRIVE CIRCUIT
NC
Q16402
HO
9
8
C16502
R16503
2PG0090000RP
25V
R16504
10
R16512
4.7u
75
47k
R16402
NC
7.5
10
VB
7
R16511
C16503
47k
25V
470u
C16504
VCC
VS
25V
11
6
R16510
4.7u
1
HIN
Q16502
12
NC
5
B1HFPFA00001
R16500
2.2
NC
R16505
Q16404
13
NC
4
10
2PG0090000RP
R16514
R16404
LIN
47k
7.5
VCC2
14
3
C16522
R16523
C16523
R16513
25V
25V
75
47k
4.7u
470u
GND
15
Vcom
2
D16522
D16503
B0HCKS000002
NC
B0ECKP000047
LO
16
1
D16524
B0ECKP000047
Q16521
B1HFPFA00001
*Q16421
B1JAEP000005
R16506
10
R16421
7.5
*Q16422
R16516
R16517
B1JAEP000005
47k
47k
R16422
7.5
R16509
1
NC
HO
9
8
D16523
B0ECKP000047
NC
10
VB
7
15V
C16525
25V
VCC
4.7u
VS
Q16522
C16521
11
6
*Q16423
25V
B1HFPFA00001
B1JAEP000005
1u
AA_CSL
HIN
R16507
12
NC
5
10
R16423
R16521
7.5
100
NC
NC
15V
13
4
AA_CML
LIN
14
VCC2
3
R16518
R16519
R16522
C16505
47k
47k
100
25V
1u
GND
Vcom
15
2
NC
*D16421
16
LO
1
MA3DF40000LW
IC16521
C0ZBZ0001324
*D16422
FET DRIVER
MA3DF40000LW
CSL/CML GATE
DRIVE CIRCUIT
TH-C50FD18A
SC-Board (1/3) Schematic Diagram
7
8
VSUS
C16401
630V
5600p
1
2
3
4
5
C16421
630V
5600p
6
9

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