Sc-Board (3 Of 5) Schematic Diagram - Panasonic TH-42PZ77U Service Manual

15.59. SC-Board (3 of 5) Schematic Diagram

11
! SC-BOARD TXNSC1NZTU (3/5)
15V
D6497
B0HCKS000002
NC
HO
9 8
NC
10 VB 7
VCC
11 VS 6
R6705
Y_CPH
HIN
NC
12 5
100
C6752
NC
25V
NC
1u 13 4
R6706
Y_CPH2
LIN
14 VCC2 3
100
GND
15 Vcom 2
NC
LO
16 1
IC6752
C0ZBZ0001324
FET DRIVER
VSET SEPA
12
13
+5V(SC3)
IC6771
PC6705
C0CBADC00072
B3PBA0000397
AND
Y_CEL 1 VIN 3
1 8
VOUT
R6717 IC6773
R6707
2.2k C6771
470 COM
2 7
C0JBAA000377 16V
2
1u
R6708
1 5
470
3 6 R6718
2.2k
2
Y_SCSU
4 5
3 4
C6708
50V
0.1u
1 5
C6777
50V
2
0.1u
3 4
IC6774
C0JBAA000377
BUFFER
14
TH-42PZ77U
SC-Board (3 of 5) Schematic Diagram
19 20
15V
D6707 D6704
R6779
RF101L4STE25
RF101L4STE25 150
1 Vcc 8
C6601
VB
C6709
25V
25V
1u
4.7u
2 7
IN
HO
R6773
100
3 6
GND
VS
4 LO 5 D6708
NC RF101L4STE25
IC6601
C0ZBZ0001325
FET DRIVER
Verase
R6765 R6768
1 1
D6766
D6765
D1FK70-7063
D1FK70-7063
R6766
75
C6755
25V
R6638
4.7u
1
*Q6763
D6764
R6769 B1ADPF000004
D1FK70-7063
75
D6761
B0JCME000037
R6761
C6753
10
D6675
25V
4.7u
R6762
47k B0JCME000037
R6639
1
D6767
B0ECKP000047
15V_F1
*Q6781
B1ABPF000014
16V_F2
D6773
R6777 B0HCKS000002
150 R6800
R6781
150
47
FET DRIVER
FET DRIVER
R6782
47k
IC6873
IC6772 *Q6782
B1ADPF000004
C0ZBZ0001325
C0ZBZ0001325
1 Vcc 8 1 Vcc 8
C6773 VB VB
C6883
C6882
25V C6775 4.7u
4.7u 25V 25V 25V
2 7 2 7
IN 4.7u 47u IN
C6772 HO HO
R6760
25V
R6758 10k
4.7u
100
3 6 3 6
GND GND
VS VS
R6756
2.2k
4 LO 5 4 LO 5
NC NC
<Vsus-Vscn+Vset>
Vsus+Vad
R6776 R6595
100 C6884 100k
1000p
R6596
630V
100k
R6597
C6885 100k
1000p
630V R6598
100k
R6775
100
21 22
D6810
MA2J11100L
C6710
630V
470p
Q6605
R6739
2SD0601AQL R6780
1k
0
1%
D6818
R6738
MAZ80510LL
1.8k
MA2J11100L
Q6606
2SB0709ASL
R6772
2.2
D6601
B0JCME000037
Q6609
R6750
VSUS
1k
D6611
R6881
RF101L4STE25
100
*D6633
*D6631
D6606
MAZ82200ML MAZ82200ML *R6609
B0HCMM000014
1k
D6604 C6603 C6604
*D6632
MA2J11100L
INIT-F 630V 630V
MAZ82200ML
1000p 1000p R6608
1k
Q6602 D
R6606 Q6601
2SD0601A0L
7.68k
B1DFES000003
1% G S
R6612
D6605 47
R6605
MAZ80510LL Q6603
1.8k
2SB0709ASL D6607
MA2J11100L
Q6625
D6626
B1DFKM000002 Q6626
B0HDSN000003
B1DFKM000002
R6625
D6627
R6626
220
220
B0HDSN000003
R6686
R6685 D6676
10
10
B0JCME000037
Q6622 Q6623
B1DFKM000002 B1DFKM000002
R6624
R6622 R6623
220
220 220
D6671 R6681 D6673 R6683
R6684
10 10 D6674
10
B0JCME000037 B0JCME000037
Q6641
Q6643 Q6644 Q6645 Q6646 Q6648
B1DFKM000002 Q6642
B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002
R6641 R6642 R6643 R6644 R6645 R6646 R6648
33 33 33 33 33 33 33
D6643
B0JCME000037
IC6671
C0ZBZ0001325
16V_F2
FET DRIVER
C6661 C6662
D6661
630V 630V D6663 1
MA2J11100L Vcc
1000p 1000p MAZ83300ML
D6664
D6662 R6664
2 IN
MAZ83300ML MAZ83300ML 2.2k
VR6602 R6663
5k 10k
Q6662
R6662
2 3 GND
2SD0601A0L 3k
1% 1
3 R6665 D
47
4
LO
INIT-F S
G
D6665 D6666
Q6661
R6661 D6667
MAZ80510LL MA2J11100L R6666 VAD CONT
100k
100k MA2J11100L
B1DEET000002
R6667
4.7k
R6668
*Q6665
4.7k
B1ABPF000014
23 24
123
VERS
D6609
R6749
B0HCMM000014
1k
R6748 D
1k
Q6604
B1DEET000002
G S
R6604
47
D6608
VSET
TP64
TPVSET
2SD0601A0L *L6474
G0ZZ00002183
*D6619
*C6619
B0HCKS000002 630V
470p
D6699
B0HDRP000003
Q6624 C6606
C6605
630V 630V
B1DFKM000002
5600p 5600p
R6698
100 F_CSOU
15V_F1 15V_F2
FET DRIVER
IC6672
*Q6691
B1ABPF000014
C0ZBZ0001325 R6697
150
1 8
Vcc
VB R6719 *Q6692
47
C6696
B1ADPF000004
25V 2 IN 7
4.7u HO C6697
25V
4.7u
3 GND 6
VS
D6672
4 5
LO D6698
MA2J11100L
NC B0HCKS000002
VSCN SUPERIMPOSED
*Q6694
C6698
R6733 B1ADPF000004 25V
R6732 4.7u
47k
47
Q6653
Q6649 Q6652 Q6654
Q6651
B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002
R6649 R6651 R6652 R6653 R6654
33 33 33 33 33
Q6695
B1DFKM000002
D6645
B0JCME000037 D
S
R6751 G
10
R6734
D6693
B0JCME000037 470
D6695
MA2J11100L
8
VB
7
*Q6679
HO
Q6671 Q6672
B1ABPF000014
B1DFET000001 B1DFET000001
6
VS D D
R6673 R6674
470 470
5 S S
G G
NC
R6671
47
R6676 D6681 R6677
D6680
47 47
M1FS4-5063 B0JCME000037
R6672
47k
*Q6680
C6806 C6808
160V 250V
B1ADPF000004 100u
0.1u
TH-42PZ77U
SC-Board (3 of 5) Schematic Diagram
25 26
TH-42PZ77U
21
22
VF_GND2
C6641 R6659
250V 220k
1u
R6658
R6660
100 220k
Q6696
1W
B1DFKM000002
D
S
G
R6752
10
D6694
R6735
B0JCME000037 470
VF_GND1
23
24
27