Sc-Board (1 Of 3) Schematic Diagram - Panasonic TH-50PX75U Service Manual

TH-50PX75U

15.40. SC-Board (1 of 3) Schematic Diagram

SC-BOARD TXNSC1HMTU (1/3)
!
A
VSUS
R6880 R6881
10k 8.2
Q6881
2SD1263AP0LB
D6886
B0ECKP000047
TP065
R6883 R6884
0 0
D6887
TP066 B0ECKP000047
Q6882
2SB0940AP0LB
R6891
R6889
47k
22k
TP067 R6892
B
47k
Q6883 R6893
47k
2SC3063000RL
15V
R6890
4.7k R6894
10k
D6883
MA2J11100L
C6884
50V
0.01u R6899
0
TP069
R6898
2.49k
IC6881
C0DBEMC00043
VBK Gen.
L6592 TP15V
G0ZZ00002183
TP6 TP7
C
C6592
TP8 TP9
25V
220u
TO
D-BOARD
(D20)
SC20
D
TP16 TP17 5V
P5V
30
TP18
OC1
29
TP36
R6561
CPH2
EXB38V470JV
28
TP24
GND
27
TP19
AA_SCSU
CLK
26
TP38
SIU
25
R6565
AA_LAT
GND EXB38V472JV
24
TP21
SID
23
TP22
AA_OC2
R6562
SCSU
22 EXB38V470JV
GND
21
TP52
AA_CBK
OC2
20 CPH1
TP15
CPH1
19
R6566
GND
18 EXB38V472JV
TP37 SOS6_SC1
C6565
LAT
50V
17 TPSOS6
TP23 0.01u
SOS7_SC2
SOS6_SC1
16 L6601
TP20
G0ZZ00002183
E
SOS7_SC2
15
C6566
L6602
50V
GND G0ZZ00002183
0.01u
14 TP14 R6563 TPSOS7
EXB38V470JV
CEL
13 CEL
TP51 R6560 0
CBK
12
TP39 SC_DRV_RST
SC_DRV_RST
11
TP25
GND R6568
10
TP10 EXB38V472JV
CSL AA_CML
9
TP11
CSH R6564
8
EXB38V470JV
GND AA_CMH
7
TP27
CML
6
CMH AA_CSL
5
TP26 R6558
0
NC R6567 CPH2
4
EXB38V472JV
+15V AA_CSH
3
+15V
2
+15V R6591
1
EXB38V472JV
F
TH-50PX75U
SC-Board (1 of 3) Schematic Diagram
1 2
TPVSUS
TO L6591
G0ZZ00002183 VSUS
P-BOARD SC2
(P2)
190 2V
1
Vsus
3 TP1 TP2 C6411 C6412 C6413 C6414 C6415 C6416
C6431
GND 220V 220V 220V 220V
220V 220V 250V
200u 200u 200u 200u 200u 200u 4u
TP4 TP5
VBK
VBK 155V(150-175V)
L6881
G0ZZ00002183
TP068
R6446
82
5V
IC6500
R6895
47k
SOS6_SC1 R6579 R6499 C0BBBA000022
4.7k 10k
R6896
15V
47k COMPARATOR
D6499
R6897
MA2J11100L C6500
47k R6494
R6493 25V
1u 100k
Q6500
2.2k
1 8
2SD0601A0L
2 7
- + R6497 R6495
2.2k 100k
3 6
+ -
VR6604
30k C6499
4 5 R6496
16V
10k
1u
R6498
1.2k
VBK DET D6500
MAZ80510LL 15V
OPERATES AT 185V OR MORE
AND 105V OR LESS
NC
9
NC
10
VCC
11
AA_CSH
HIN
12
R6521
100
C6521
NC
25V
13
1u
AA_CSL
LIN
14
R6522
100
GND
15
NC
16
C0ZBZ0001324
ENERGY RECOVERY
5V
IC6561
BUFFER
C0JBAZ000005
R6587
4.7k
SOS6_SC1
R6588
C6561 C6562 10k
1 1G~ 20 10V 16V
VCC 100u 1u D6585
MA2J11100L
2 19
1A1
2G~ R6580
Q6581
AA_OC1 2.2k
3 2Y4 18
2SD0601A0L
1Y1
4 1A2 17
OPERATES AT 118V OR MORE
2A4
AND 57V OR LESS
5 16 AA_CLK
2Y3
1Y2
6 15
1A3
2A3
AA_SIU
7 2Y2 14
1Y3
8 1A4 13 OC2
2A2
9 12 AA_SID
2Y1
1Y4
CBK
10 GND 11
2A1
IC6562
BUFFER
C0JBAZ000005
C6563 C6564
10V
16V MAIN_STOP
1 20 100u
1G~ 1u
R6590
VCC
220
2 1A1 19
2G~
3 2Y4 18 AA_CEL C6593 R6592
1Y1 50V
4.7k
1000p
4 17 CML
1A2
2A4
AA_DRV_RST
5 2Y3 16
1Y2
CMH
6 1A3 15
2A3
7 14 AA_CPH1
2Y2
1Y3
8 13 CSL
1A4
2A2
AA_CPH2
9 2Y1 12
1Y4
10 GND 11 CSH
2A1
TP12
TP13
3 4
R6468
82k
R6467
82k
C6531 C6532 C6533
250V 250V 250V
4u 4u 4u
R6466
D6466 56k
MA2J11100L
R6465
27k
Q6531
B1ABRD000003
R6441
7.5
R6531
10
Q6441
2PG0010000RP
R6532 R6533
47k 47k
R6442
7.5
Q6532
L6463
B1ADRD000001 J0JKB0000049
Q6442
2PG0010000RP
L6464
J0JKB0000049 D6462
B0HBSN000008
R6443
15V
7.5 L6465
D6521
R6507 J0JKB0000049
1 B0ECKP000047
Q6443
L6466
2PG0010000RP D6463
J0JKB0000049
B0HBSN000008
HO 8
C6522
25V
4.7u D6442
B0ECKP000047
VB
7
R6523
75
VS
6
C6524
D6522 25V
B0ECKP000047 R6509
4.7u
1
NC 5
D6523
NC 4
C6525
B0ECKP000047
25V
4.7u
VCC2 3
Vcom
2
C6527
25V
4.7u
LO
1
IC6521
FET DRIVER
R6452
D6482
Q6551 7.5
MA3DF30000LZ
B1ABRD000003
Q6452
R6551 2PG0030000RP
10
D6483
R6553
R6453 MA3DF30000LZ
47k
7.5
R6552
47k
Q6453
Q6552
2PG0030000RP
B1ADRD000001
D6583
15V LNJ301MPUJA
(GREEN LED) D6452
B0ECKP000047
C6581
25V R6582
1u 39k
1 8
2 - + 7 R6585 R6583
1.8k 39k
3 6
+ -
4 5 C6582
R6584
16V
8.2k
1u
R6586
1.5k
IC6581
D6584
MAZ80510LL
C0BBBA000022
COMPARATOR
5 6
96
192V
Q6501
B1ABPF000014
R6503
10
C6534
250V
4u
R6511 R6512
47k
47k
Q6502
B1ADPF000004
15V
C6471
R6508 D6501
630V
1 RF101L4STE25
1000p
D6471
NC
B0HBSN000008
9 HO 8
L6401
C6502
R6504
G0C1R6KA0119 25V
75
4.7u
NC
VB
10 7 C6504
L6402
25V
G0C1R6KA0119
4.7u
NC
L6403 VS
11 6
G0C1R6KA0119 R6505
1
L6405 HIN
D6472
G0C1R6KA0119 12 NC 5
B0ECKP000047
R6501 D6503
100 NC B0ECKP000047
13 NC 4
C6505
25V
15V
4.7u
LIN
14 VCC 3
R6502 C6594
100 GND 25V
GND
15 2
220u
NC
LO
16 1
IC6501
Q6521
C0ZBZ0000895
B1ABPF000014
L6411 R6506
G0C1R6KA0119 10
L6483 FET DRIVER
J0JKB0000049
L6412
G0C1R6KA0119
Vsus Gen.
L6484
J0JKB0000049 L6413 R6516
G0C1R6KA0119
47k
L6415
L6485
J0JKB0000049 G0C1R6KA0119 Q6522 R6517
47k
B1ADPF000004
L6486
J0JKB0000049
C6491
630V
1000p
D6491
B0HBSP000019
TH-50PX75U
SC-Board (1 of 3) Schematic Diagram
7 8
VSUS
Q6402
2PG0010000RP
R6402
7.5 C6402
630V
2200p
Q6403
2PG0010000RP
R6403
7.5 C6403
630V
2200p
Q6404
2PG0010000RP
R6404
C6404
7.5
630V
2200p
D6401 D6402
B0HBSN000008 B0HBSN000008
C6421
630V
2200p
R6422
C6422
7.5
630V
2200p
Q6422
2PG0030000RP
R6423
C6423
7.5
630V
2200p
Q6423
2PG0030000RP
1
2
R6424
7.5 C6424
630V
2200p
Q6424
2PG0030000RP
D6421 D6422
MA3DF40000LZ MA3DF40000LZ
3
9