Sc-Board (1/4) Schematic Diagram - Panasonic TX-PR42S20 Service Manual

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

SC-BOARD TXNSC11DEK (1/4)
!
A
B
C
D
E
F
1 2
TO
P-BOARD
(P2)
SC2
TP1 TP2
1
Vsus
TPVSUS
3 *C16412
GND 220V
250u
TP4 TP5
TO
A-BOARD
(A20)
SC20
TP16 TP17
35 P5V
P5V
TP18
SIU
34 R16580
SIU
5.6k
TP36
33 CLK R16561
CLK
EXB38V470JV
TP24
GND
32
TP19
31 CERS
CERS
TP38
30
CRC2
SEL
R16565
29
GND EXB38V472JV
TP21
28 OC2
OC2 R16562
TP22 EXB38V470JV
CRC1
27
CRC1
TP70
26 SC_FPGANRST
SC_FPGANRST
TP52
OC1
25
OC1
24
GND R16566
TP15 EXB38V472JV
23
CPH1
TP37
22
CIS
TP23
21
SOS6
TP20
20
SOS7
19
GND CIS
R16563
TP14
EXB38V470JV
18
UHZ
17 Reserve
GND
TP39
CEL
16
CEL
15
GND
R16568
TP25 TP40
CSH 14 CSH EXB38V472JV
13
GND
TP11
12 CSL R16564
CSL EXB38V470JV
11
GND CPH1
TP26
10 CMH
CMH
TP10
9 CML
CML
R16567
8
NC
EXB38V472JV
7
P15V
6
P15V
5
NC
TP99
4
SEL2
TP88
3
SEL
TP89
2
CRC3
TP97
1
Reserve
SIDE
R16579
EXB38V470JV
UHZ
SEL2
CRC2
CRC3
TP98
R16570
EXB38V472JV
15V
C16791
D16790
25V
B0JCME000093
220u
TP8 TP9 TP6 TP7 TP82
TP105 TP106 TP107 TP108 TP109 TP110 TP111 TP112 TP113 TP114
TP115 TP116 TP117 TP118 TP119 TP120 TP121 TP122 TP123 TP124
TP28 TP29 TP30 TP31 TP32 TP33 TP34 TP35
3 4
VSUS
*C16414 C16413
220V 250V
250u 1.5u
IC16561
C0JBAU000043 5V
BUFFER
C16561
10V
10u 1 20
G1
Vcc
C16562
2 A1 19 TP46
16V
G2
1u
3 18 AA_SIU
A2
Y1
AA_CLK
4 A3 17
Y2
5 16 AA_CERS
A4
Y3
6 15 AA_SEL
A5
Y4
AA_OC2
7 A6 14
Y5
8 13
A7
Y6
AA_SC_FPGANRST
9 A8 12
Y7
10 GND 11 AA_OC1
Y8
MAIN_STOP0
1 G1 20
Vcc R16590
220
2 19
A1
G2
AA_CIS
3 A2 18 C16593
Y1 50V
1000p
4 17 AA_CEL
A3
Y2
AA_CSH
5 A4 16
Y3
6 15 AA_CSL
A5
Y4
TP3
AA_CPH1
7 A6 14
Y5
8 A7 13 AA_CMH
Y6
9 12 AA_CML
A8
Y7
AA_CML2
10 GND 11
Y8
IC16562
R16591
EXB38V472JV
C0JBAU000043
BUFFER
C16564
16V
1u
AA_SOS6
5V 14 1
1A
VCC
13 2 AA_CRC2
1Y
6A
12 2A 3
6Y
TP101
AA_CRC3
11 2Y 4
5A
AA_UHZ
10 3A 5
5Y
9 3Y 6
4A
8 GND 7
4Y
IC16563
C0JBAB000916
INVERTER
AA_CRC1
5 6
69
SOS7_SC2
R16476
4.7k
D16480
B0ACCJ000048
C16565
50V
0.01u
TPSOS6
TP71
TP72
TPSOS7
C16566
50V
0.01u
MID
15V
R16588 IC16581
10k
C0BBBA000024
C16581
25V
ERROR DET
1u
1 A_OUTPUT 8
VCC
R16587 R16585
2.2k 1k
2 A_-INPUT 7
B_OUTPUT
C16582
16V
3 A_+INPUT 6
B_-INPUT 1u
D16822
B0ADCJ000100
4 GND 5
B_+INPUT
R16586
2.15k
R16593
VOLTAGE ERROR DET(C16582)
1.4k
OPERATES AT 139V OR MORE
AND 67V OR LESS
7 8
Vsus
1
MID
2
D16583
B3ABB0000210
(GREEN LED)
R16582
39k
R16583
39k
R16584
6.8k
3
9