Sc-Board (3 Of 5) Schematic Diagram - Panasonic TH-42PZ70B Service Manual

TH-42PZ70B / TH-42PZ70E / TH-42PY70F / TH-42PY70P

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

11
SC-BOARD TNPA4250 (3/5)
!
15V
D6497
B0HCKS000002
NC
9
NC
10
VCC
11
Y_CPH R6705
HIN
12
100
C6752
NC
25V
13
1u
R6706
Y_CPH2
LIN
14
100
GND
15
NC
16
IC6752
C0ZBZ0001324
FET DRIVER
VSET SEPA
12
13
+5V(SC3)
IC6771
PC6705
B3PBA0000397 C0CBADC00072
AND
Y_CEL 1 8 1
VOUT
R6717 IC6773
R6707
2.2k C6771
470
2 7
16V
C0JBAA000377
1u
R6708
1 5
470
3 6 R6718
2.2k
2
Y_SCSU
4 5
3 4
C6708
50V
0.1u
1 5
C6777
2 50V
0.1u
3 4
IC6774
C0JBAA000377
BUFFER
14
TH-42PY70F/P, PZ70B/E
SC-Board (3 of 5) Schematic Diagram
19 20
15V
D6707 D6704
R6779
RF101L4STE25 RF101L4STE25
150
1 8
Vcc
C6601
VB
25V
1u
2 7
IN
HO
R6773
100
3 6
GND
VS
4 5
LO
NC
IC6601
C0ZBZ0001325
FET DRIVER
Verase
R6765 R6768
1 1
D6766
D6765
HO 8 D1FK70-7063
D1FK70-7063
R6766
75
VB 7
C6755
25V R6638
4.7u 1
VS 6
D6764 *Q6763
R6769
NC 5 D1FK70-7063 B1ADNF000006
75
D6761
R6761 B0JCME000037
NC 4
C6753
10
25V
VCC2 3
4.7u
R6762
47k
Vcom 2
R6639
1
D6767
B0ECKP000047
LO 1
15V_F1
B1ABNF000006
16V_F2
D6773
R6777 B0HCKS000002
150 R6800
R6781
150
FET DRIVER
FET DRIVER
IC6873
IC6772
C0ZBZ0001325 C0ZBZ0001325
1 8 1 8
Vcc Vcc
C6773 VB VB
VIN 3 C6883
25V C6882
C6775 4.7u
4.7u 25V 25V 25V
2 7 2 7
IN 4.7u 47u IN
C6772 HO HO
COM R6760
25V
R6758 10k
2
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
100 C6884
1000p
630V
C6885
1000p
630V
R6775
100
21 22
D6810
MA2J11100L
Q6605
R6739
2SD0601AQL
1k
1%
D6818
R6738
1.8k MAZ80510LL
C6709
25V
Q6606
4.7u
2SB0709ASL
R6772
2.2
D6601
D6708
B0JCME000037
RF101L4STE25
R6750
VSUS
1k
D6611
R6881
RF101L4STE25
100
*D6631 *D6633
D6606 *R6609
MAZ82200ML MAZ82200ML
B0HCMM000014
1k
D6604 C6603 C6604
*D6632
MA2J11100L
INIT-F 630V 630V
MAZ82200ML
1000p 1000p R6608
1k
Q6602
R6606
2SD0601A0L
7.68k
1%
G
R6612
D6605 47
R6605
MAZ80510LL Q6603
1.8k
2SB0709ASL D6607
MA2J11100L
Q6625
D6626
B1DFKM000002 Q6626
B0HDSN000003
B1DFKM000002
R6625
D6627
220 R6626
220
B0HDSN000003
D6675 R6686
R6685 D6676
10
10
B0JCME000037 B0JCME000037
Q6622 Q6623
B1DFKM000002 B1DFKM000002
R6622 R6623
220 220
D6671 R6681 D6673 R6683
10 10
B0JCME000037 B0JCME000037
Q6641
Q6643 Q6644 Q6645 Q6646
B1DFKM000002 Q6642
*Q6781 B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002
R6641 R6642 R6643 R6644 R6645 R6646
33 33 33 33 33 33
47
D6643
B0JCME000037
R6782
47k
*Q6782
2SA2071T100Q
16V_F2
C6661 C6662
D6661
630V 630V D6663
MA2J11100L
1000p 1000p MAZ83300ML
D6664 R6664
D6662
2.2k
MAZ83300ML MAZ83300ML
R6595 VR6602 R6663
5k 10k
100k
Q6662
R6662
2
R6596
2SD0601A0L 3k
1%
100k 3 1 D
R6665
47
INIT-F S
R6597 G
100k
D6665 D6666
Q6661
R6661 MAZ80510LL D6667
R6598 MA2J11100L R6666
100k
100k 100k MA2J11100L
B1DEET000002
R6667
4.7k
R6668
*Q6665
4.7k
B1ABNF000006
23 24
130
VERS
D6609 R6749
B0HCMM000014 1k
C6710
630V
470p R6748 D
1k
R6780
Q6604
0
B1DEET000002
G S
R6604
47
D6608
MA2J11100L
VSET
TP64
Q6609
TPVSET
2SD0601A0L *L6474
G0ZZ00002183
*D6619 *C6619
B0HCKS000002 630V
470p
D D6699
B0HDRP000003
Q6601
B1DFES000003
S
Q6624
R6624 C6606
C6605
220
630V 630V
B1DFKM000002
5600p 5600p
R6684
D6674
10
R6698
100 F_CSOU
15V_F1 15V_F2
FET DRIVER
IC6672
*Q6691
B1ABNF000006
R6697
C0ZBZ0001325
150
1 Vcc 8
VB R6719 *Q6692
47
C6696
B1ADNF000006
25V 2 IN 7
4.7u HO C6697
25V
4.7u
3 GND 6
VS
D6672
4 LO 5
D6698
NC MA2J11100L
B0HCKS000002
VSCN SUPERIMPOSED
*Q6694
C6698
R6733 B1ADNF000006 25V
R6732 47k 4.7u
47
Q6653
Q6648 Q6649 Q6652 Q6654
Q6651
B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002 B1DFKM000002
B1DFKM000002
R6648 R6649 R6651 R6652 R6653 R6654
33 33 33 33 33 33
D6645
B0JCME000037
B0JCME000037
IC6671
C0ZBZ0001325
FET DRIVER
1 Vcc 8
VB
2 IN 7
*Q6679
HO
Q6671 Q6672
B1ABNF000006
B1DFET000001
B1DFET000001
3 GND 6
VS D D
R6673 R6674
470 470
4 LO 5 S S
G G
NC
R6671
47
D6680 R6676 D6681 R6677
47 47
VAD CONT M1FS4-5063 B0JCME000037
R6672
47k
*Q6680
C6808
C6806
160V 250V
B1ADNF000006
100u 0.1u
TH-42PY70F/P, PZ70B/E
SC-Board (3 of 5) Schematic Diagram
25 26
21
22
VF_GND2
C6641 R6659
250V 220k
1u
R6658
R6660
100
220k
Q6696 1W
Q6695
B1DFKM000002
B1DFKM000002
D
D
S
G
S
G R6752
R6751
10
10
D6694
D6693 R6734
R6735
B0JCME000037
470 470
VF_GND1
D6695
MA2J11100L
23
24
27