A-Board (16/24) Schematic Diagram - Panasonic TX-P42G20E Service Manual

13.21. A-Board (16/24) Schematic Diagram

! A-BOARD (16/24) DC-DC CONVERTER
TO
SC-BOARD
TP9203 P5V
(SC20)
A20
C9100
C9101
10V
25V
10u
0.01u
P5V
1
TP9081
SIU
2
TP9082
SCLK
3
SC_SIU
GND
4
SC_SCCLK
TP9083
SC_CERS
CERS
5
TP9084
SC_CRC2
CRC2
6
SC_OC2
GND SC_CRC1
7
TP9085
SCNRST
OC2
8 SC_OC1
TP9086
CRC1
9 R9208
TP9087
EXB2HV470JV
SCNRST
10
TP9088
OC1
11
GND
12
TP9089
CPH1
13 R9198
TP9090
EXB28V101JX
CIS
14
TP9204
SOS6_SC1
SOS6_SC1
15
TP9207
SOS7_SC2
SOS7_SC2
16
GND
17
TP9208
SC_UHZ
UHZ
18
GND SC_CPH1
19
TP9091
SC_CIS
CEL
20
SC_CEL
TP9092
GND SC_CSH
21
SC_CSL
CSH
22
SC_CMH
GND SC_CML
23
TP9093
SC_SEL2
CSL
24
R9209
GND
EXB2HV470JV
25
TP9094
CMH
26
TP9095
CML
27
P15V
NC
28
+15V
29
C9103 C9102
+15V 25V 25V
30 0.01u 10u
NC
31
TP9096
SEL2
32
TP9097
R9224 47 SC_SEL
SEL
33
TP9098
R9226 47 SC_CRC3
CRC3
34
TP9099
R9247 47 SC_CML2
GND
35
TP9101
TP9102
TP9103
TP9104
P_S0
P_S0
TO 20/24
P_S1
P_S1
136 137
P15V
IC9801
C9812 C9813
25V 25V C0DBAYY00462
10u 10u C9811
16V
0.1u
1 8
BOOT
SS
P5V R9015
39
2 7
VIN
C9816 EN C9809
25V
L9801 +5V R9879 50V
0.01u
G1C100MA0416 1000p
15k
3 SW 6
COMP
C9815 C9814 C9066
6.3V 6.3V 6.3V C9067
4 GND 5
22u 50V
22u 22u FB
1000p
R9016
2.2
R9878
10k
R9014 R9877
5.6k 47k
SC_SIU Y8
GND
11 10
SC_SCCLK PD_SIU
Y7 BUFFER
12 A8 9
SC_CERS PD_SCCLK
Y6
A7
13 8
SC_CRC2 PD_CERS
Y5
14 A6 7
SC_OC2 PD_CRC2
Y4
A5
15 6
SC_CRC1 PD_OC2
Y3
A4
16 5
SCNRST PD_CRC1
Y2
17 A3 4
SC_OC1 PD_SCNRST
Y1
A2
18 3
P5V
PD_OC1
G2
19 A1 2
Vcc
G1
20 1
R9400
C9400
16V EXB2HV103JV
0.1u
SC_CPH1
Y8
GND
11 10
BUFFER
SC_CIS PD_CPH1
Y7
12 A8 9
SC_CEL PD_CIS
Y6
13 A7 8
SC_CSH PD_CEL
Y5
A6
14 7
SC_CSL PD_CSH
Y4
15 A5 6
SC_CMH PD_CSL
Y3
A4
16 5
SC_CML PD_CMH
Y2
17 A3 4
SC_SEL2 Y1 PD_CML
A2
18 3
P5V
PD_SEL2
G2
19 A1 2
0V
Vcc
G1
20 1
R9401
C9401
16V EXB2HV103JV
0.1u
SC_SEL
Y8
0V
11 GND 10
BUFFER
SC_CRC3 PD_SEL
Y7
A8
12 9
SC_CML2 PD_CRC3
Y6
13 A7 8
PD_CML2
Y5
A6
14 7
Y4
15 A5 6
Y3
A4
16 5
Y2
17 A3 4
Y1
A2
18 3
P5V
G2
19 A1 2
Vcc
0V
20 G1 1
C9402 R9402
16V
EXB28V103JX
0.1u
138 139
TP9202
P15V
IC9803
C9097 C9098
C0DBAYY00462
25V 25V
C9099
10u 10u
16V
0.1u
1 8
BOOT
SS
P3.3V
R9104
39
2 7
VIN
TP9011 C9104 EN C9107
25V 50V
L9000 R9133
VJ9910
G1C100MA0416 0.01u +3.3V 2700p
12k
3 SW 6
P COMP
C9112 C9111 C9069
4 GND 5
6.3V 6.3V 50V
FB
22u 22u
1000p
R9019
2.2
R9134
10k
1%
R9017 R9135
4.7k 27k
1% 1%
+1.2V P15V
1 PGND 20
VIN
2 19 C9804 C9805
PGND
25V 25V
VIN
10u 10u
3 PGND 18
VIN
P1.2V
TP9013
4 SW 17
L9800
NC
G1C6R8Z00010
5 16
SW
NC
C9800
6 SW 15
C9825 25V
EN
6.3V C9807
0.1u
7 14 50V 200p
22u BOOT
PSET R9874
27k
C9803 8 NC 13
25V RT
4700p
9 12
SS/DELAY
FC
R9872
C9801
10 GND 11 3.3k
25V
FB
6800p
C9806
50V
100p
R9875
20k
R9873
10k
B0ADCJ000100
R9039
47k
Analog ASIC
TO 13/24
SOS_DCC
SOS6_SC1
SOS7_SC2
SOS8_SS
P5V
P3.3V
R9203 R9205
2.7k 33k
SC_UHZ D_UHZ
C9052
R9206
16V
56k
0.1u
140 141
63
TO 15/24
TP9201
R9107
3.3k
P3.3V
R9038
100k
R9036
10k
R9037
Q9006
47k
Q9005
DSC200100L
DSC200100L
R9110
0 D_XRST_SYS
D9807
R9040
4.7k
OHZ1
C9040
16V
0.1u
142 143
1
2
144