Sc-Board (1/4) Schematic Diagram - Panasonic TX-P50C2B Service Manual

13.23. SC-Board (1/4) Schematic Diagram

! SC-BOARD TXNSC1LNUC (1/4)
A
B
C
D
E
F
1 2
TO
P-BOARD
(P2)
TPVSUS
VSUS
SC2
TP1 TP2
1
Vsus
C16411 C16412
250u
3 250V
GND 220V
1.5u
TP4 TP5
TP6 TP7 TP82 TP8 TP9
TO
A-BOARD
15V
(A20)
SC20
TP16 TP17
30 P5V
P5V
TP38
29 SIU C16561
R16580
SIU 10V
5.6k
TP19 10u 1
R16561
28 CLK
CLK EXB38V470JV
2
TP24
27
GND
TP70 3
26 CERS
CERS
4
TP40
25 CRC2
CRC2
5
R16565
24
GND EXB38V472JV
6
TP52
23 OC2
OC2 R16562
EXB38V470JV
TP21 7
22 CRC1
CRC1
8
TP39
21 SC_FPGANRST
SC_FPGANRST
TP18 9
20 OC1
OC1
10 GND
19
GND R16566
EXB38V472JV
TP22
18 CPH1
CPH1
TP23
17 CIS
CIS
TP36
16
SOS6
TP20
15
SOS7
14
GND
R16563
TP37 1
13 UHZ EXB38V470JV
UHZ
2
12
GND
TP14 3
11 CEL
CEL
TP25 4
10
GND
R16568 5
TP11
9 CSH EXB38V472JV
CSH
6
8
GND
7
TP10 R16564
7 CSL
CSL EXB38V470JV
8
6
GND
TP26 9
5 CMH
CMH
10 GND
TP27
4 CML
CML
R16567 TP12
3
NC EXB38V472JV
TP13
2
P15V
1
P15V
SIDE C16791
D16790
25V
B0JCME000093
220u
14
13
TP28 TP29 TP30 TP31 TP32 TP33 TP34 TP35
12
11
10
9
8
3 4
TP105 TP106 TP107 TP108 TP109 TP110 TP111 TP112 TP113 TP114 TP115 TP116 TP117 TP118
15V
VSCN R16774
27k
TP125
D16871
DZ2J330M0L
R16751
150k
D16821
DZ2J330M0L
R16755
27k
VAD VOLTAGE ERROR DET R16783
150k
OPERATES AT -169V OR MORE
AND -210V OR LESS
R16750
27k
VSCAN VOLTAGE ERROR DET
D16875
OPERATES AT 166V OR MORE B0ACCJ000048
AND 125V OR LESS
D16874 R16753
DZ2J051M0L 47k
IC16561
C0JBAU000043
5V
BUFFER
C16562
16V
20 1u
G1
Vcc
19
A1
G2
AA_SIU
A2 18
Y1
17 AA_CLK
A3
Y2
AA_CERS
A4 16
Y3
15 AA_CIS
A5
Y4 SOS7_SC2
AA_OC2
A6 14
D16480
Y5 R16476
4.7k B0ACCJ000048
13
A7
Y6
AA_SC_FPGANRST
A8 12
Y7
11 AA_OC1
Y8
MAIN_STOP0
C16565
50V TPSOS6
0.01u
TP73 TP71 TP72
C16566
50V TP74
R16590
0.01u TPSOS7
G1 20 220
Vcc
A1 19
G2
18 AA_CPH1 C16593
A2
50V
Y1
1000p
AA_CEL
A3 17
Y2 R16587
2.2k
16 AA_CSH
A4
Y3
AA_CSL
A5 15
Y4
14
A6
Y5
D16822
AA_CMH B0ADCJ000100
A7 13
Y6
A8 12 AA_CML
Y7
11 AA_CML2
Y8
IC16562
C0JBAU000043
R16591
5V
EXB38V472JV
BUFFER
R16588
10k
C16564
16V
1u
1A 1
VCC
1Y 2
6A
2A 3
6Y
AA_CRC2
2Y 4
5A
3A 5 AA_UHZ
5Y
3Y 6
4A
7
GND
4Y
IC16563
C0JBAB000916
INVERTER
AA_CRC1
5 6
67
5V
R16752
4.7k
SOS7_SC2
D16820
B0ACCJ000048
Q16876
B1ABCF000231
15V
D16583
R16581
B3ABB0000210
22k
(GREEN LED)
C16581
25V
1u
R16582
1 A_OUTPUT 8
39k
VCC
2 A_-INPUT 7
B_OUTPUT R16585 R16583
1k 39k
3 A_+INPUT 6
B_-INPUT
C16582
R16584
25V
6.81k
4 GND 5 4.7u
B_+INPUT
R16586
1.69k
IC16581
R16593
VOLTAGE ERROR DET(C16582)
1.33k
C0BBBA000024 OPERATES AT 11.8V OR MORE
AND 5.2V OR LESS
ERROR DET
7 8
MID
1
2
9