Sc-Board (4/4) Schematic Diagram - Panasonic TX-PR42S20 Service Manual

13.32. SC-Board (4/4) Schematic Diagram

21
SC-BOARD TXNSC11DEK (4/4)
!
Vsus
22
*C16417
220V
250u
IC16784
D16719
MIP3910MSSCF
B0ECKP000055
VAD GEN.
DRAIN
LS
4 5
R16938
180k
3 FB
SOURCE
2 1 2 NC 7
PC16896
SOURCE
B3PBA0000498
3 4 VDD
1 8
C16856
Q16816 R16837
10V
1k
DSC2001Q0L 1u
PC16897
C16858 C16857 B3PBA0000498
10V 16V
R16789 C16843
1u 0.1u
10k 50V
0.1u
D16711
B0ECHR000001
TP94
L16472
TPVAD G0ZZ00002183
VSCN_F
23
VFG
24
VAD
25
16V_F
26
15V_F
27
5V_F
28
IC16724
C0CBADE00049
5V_F
D16721
B0ECHR000001
3 OUT 1
IN
COMMON
2
C16723 C16721
C16724
25V 25V 50V
1u
4.7u 82u
VFG
29
28 29
R16825
150k
R16845
R16838 R16822
100k 66.5k
82k
R16846
R16785 R16823
64.9k 107k 82k
PC16722
B3PBA0000498
C16859 C16813
R16841 D16710
50V 220V
4.7k DZ2J15000L
220u
0.1u
Q16817
DSC2001Q0L
R16849 R16786 R16937
R16843 64.9k 180k
107k
1k C16854
R16852 50V D16824
0.1u DZ2J330M0L
470k
C16844
50V
0.1u
D16825
DZ2J330M0L
Q16815
B1ABCN000007
R16844 R16787 R16824
2.4k 33k 33k
IC16785
C0DBZYY00352
SHUNT REG
T16471
G4DYA0000200
10 P1 NC 1
Q16885
B1CFNG000001
8 PT S2 3
D16728
4
S1
B0ECKP000055
6 P2 NC 5
R16827
2.2k R16936
2.2k
C16793
25V
220u
R16819
150k
R16820 R16798
D16792
150k 2.2k
B0ACCJ000048
R16818
33k
IC16792
IC16793
C0BBAA000008
R16929
C0DBZMC00006
1
COMPARATOR
SHUNT REG
R16919
7.5k
VFG
30 31
15V 5V
R16752
4.7k
D16820
B0ACCJ000048
R16774 R16751
27k 150k
Q16876
B1ABCF000231
D16821 R16783
DZ2J330M0L 150k
D16871
DZ2J240M0L
D16875
B0ACCJ000048
D16872
DZ2J200M0L
TP95
R16755 R16750 R16756
12k 12k 12k
VSCN
IC16786
DZ2J051M0L
MIP3910MSSCF D16720
B0ECKP000055
VSCN GEN.
DRAIN
LS
4 5 L16698
G0C681MA0065
3 FB
R16870 R16831
68.1k
68k
SOURCE
2 NC 7
SOURCE
VDD
1 8
R16772
C16864
4.7k D16712
50V
DZ2J15000L
0.1u
R16829 R16832
C16860 C16862 1k 71.5k
10V 10V
PC16723 C16842
1u 1u R16773
C16863 160V
=
1k 50V
C16861 B3PBA0000498 R16851 100u
470k 0.1u
16V
0.1u
IC16787
D16713 R16873
B0ECHR000001
C0DBZYY00352 2.4k
SHUNT REG
VAD
VSCN_F
C16460
630V
2200p
C16794
Q16931 10u
10V
B1ABCN000007
R16932
22k
TP57 TP58
R16930 R16931
2.7 2.7
16V_F
R16933
Q16930
10k
DSC2001Q0L
C16795
25V
470u
Q16932
DSC2001Q0L
R16934
6.8k
R16935
D16893
5.1k
DZ2J056H0L
VAD
5V_F
C16797
50V
0.1u
1 5
2
R16799
1k
AB_HIZ
3 4
R16797
22
VHIZ GEN.
5V_F
32 33
72
TP45
R16719
SOS7_SC2 22
AA_SEL
9
TP41
AA_SIU
8
TP42
7
AA_OC2
6
TP43
5
AA_CLK
R16721
4
EXB38V220JV
TP44
3
AA_OC1
2
1
*SC46
TO
D16874 R16753
47k SM-BOARD
(SM46)
TPVSCN
R16860
8.2
9
5V_F
8
7
6
5
4
3
D16859
2
B0HCKS000002
R16696
2.2
1
*SC41
TO
SM-BOARD
(SM41)
TPSC1
TP96
VSCN_F
L16851
G0ZZ00002183
VFG
TP59
TP60
TP61
TP62
CHA
TP51
SC50
SCNR_PRO
TP78 TP79
9
8
AB_HIZ
TP80 TP81
7
6
5 5V_F
4
3
2
1
*SC42
TO
SM-BOARD
(SM42)
34 35
ZA16401
ZA16404
K4CD01000011 K4CD01000011
ZA16411
TUXJ490
ZA16412
TUXJ490
C16902
630V
3300p
ZA16402
K4CD01000011
ZA16421
TUXJ490
ZA16407
K4CD01000011
ZA16422
TUXJ490
ZA16403
K4CD01000011
FOR
FACTORY
USE
36