Sc-Board (1/4) Schematic Diagram - Panasonic TC-50PX24 Servise Manual

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

SC-BOARD TXNSC1LNUU (1/4)
!
A
B
C
D
E
F
1 2
TO
P-BOARD
TP105
(P2)
TPVSUS
VSUS
SC2
TP1 TP2
1
Vsus
C16411 C16412
3 250u 250V
GND 220V 1.5u
TP4 TP5
TP6 TP7 TP82 TP8 TP9
TO
A-BOARD
15V
IC16561
(A21)
SC20 C0JBAU000043
TP16 TP17
30 P5V
P5V
TP38
C16561
29 SIU R16580
SIU 10V
5.6k
TP19 10u 1
R16561 G1
28 CLK
CLK EXB38V470JV
2
TP24 A1
27
GND
3
TP70 A2
26 CERS
CERS
4
TP40 A3
25 CRC2
CRC2
5 A4
24 R16565
GND EXB38V472JV
TP52 6 A5
23 OC2
R16562
OC2
TP21 EXB38V470JV 7 A6
22 CRC1
CRC1
8 A7
TP39
21 SC_FPGANRST
SC_FPGANRST
TP18 9
A8
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
TP37 R16563 1 G1
EXB38V470JV
13 UHZ
UHZ
2
A1
12
GND
TP14 3
A2
11 CEL
CEL
4
TP25 A3
10
GND
R16568
TP11 5 A4
9 CSH EXB38V472JV
CSH
6 A5
8
GND
TP10 7 A6
R16564
7 CSL
CSL EXB38V470JV
8 A7
6
GND
TP26 9
A8
5 CMH
CMH
10 GND
TP27
4 CML
CML
R16567 TP12
3
NC EXB38V472JV
TP13
IC16562
2
P15V
1 C0JBAU000043
P15V
SIDE C16791
D16790
25V
B0JCME000093
220u
14
VCC
13
TP28 TP29 TP30 TP31 TP32 TP33 TP34 TP35
6A
12
6Y
11
5A
10
5Y
9
4A
8
4Y
IC16563
C0JBAB000916
INVERTER
3 4 5
60
TP106 TP107 TP108 TP109 TP110 TP111 TP112 TP113 TP114 TP115 TP116 TP117 TP118
15V
5V
VSCN R16774
TP125 27k
D16871
DZ2J330M0L
R16751 R16752
150k 4.7k
D16821
DZ2J330M0L
R16755
27k
VAD VOLTAGE ERROR DET R16783
150k
OPERATES AT -169V OR MORE
Q16876
AND -210V OR LESS
B1ABCF000231
R16750
27k
VSCAN VOLTAGE ERROR DET D16875
B0ACCJ000048
OPERATES AT 166V OR MORE
AND 125V OR LESS
D16874 R16753
DZ2J051M0L 47k
5V
BUFFER
C16562
16V
20 1u
Vcc
19
G2
18 AA_SIU
Y1
17 AA_CLK
Y2
AA_CERS
16
Y3
AA_CIS
15
Y4 SOS7_SC2
AA_OC2
14
Y5 R16476 D16480
4.7k B0ACCJ000048
13
Y6
12 AA_SC_FPGANRST
Y7
11 AA_OC1
Y8
MAIN_STOP0
C16565
50V TPSOS6
0.01u
TP73 TP71 TP72
C16566
50V TP74
R16590
20 0.01u TPSOS7
220
Vcc
19
G2
18 AA_CPH1 C16593
Y1 50V
1000p
17 AA_CEL
R16587
Y2
2.2k
AA_CSH
16
Y3
AA_CSL
15
Y4
14
Y5 D16822
13 AA_CMH B0ADCJ000100
Y6
12 AA_CML
Y7
11 AA_CML2
Y8
R16591
5V
BUFFER EXB38V472JV
R16588
10k
C16564
16V
1u
1A 1 1 A_OUTPUT
1Y 2 2 A_-INPUT
2A 3 3 A_+INPUT
AA_CRC2
2Y 4 4 GND
5 AA_UHZ
3A
IC16581
3Y 6
C0BBBA000024
7
GND
ERROR DET
AA_CRC1
6 7
SOS7_SC2
D16820
B0ACCJ000048
15V MID
D16583
R16581
B3ABB0000210 22k
(GREEN LED)
C16581
25V
1u
R16582
8
39k
VCC
7
B_OUTPUT R16585 R16583
1k 39k
6
B_-INPUT
C16582
25V R16584
6.81k
5 4.7u
B_+INPUT
R16586
1.69k
R16593
VOLTAGE ERROR DET(C16582)
1.33k
OPERATES AT 11.8V OR MORE
AND 5.2V OR LESS
8 9
1
2