A-Board (13/19) Schematic Diagram - Panasonic TC-P50X20P Service Manual

12.14. A-Board (13/19) Schematic Diagram

A-BOARD (13/19) Panel
!
TO
P5V
SC-BOARD
(SC20)
*A20A C9101 C9100
25V 10V
0.01u 10u
P5V 1
TP9081
SIU 2
TP9082
SCCLK 3
GND 4
TP9083
CERS 5
TP9084
CRC2 6
GND 7
TP9085
OC2 8
TP9086
CRC1 9
TP9087
10
SCNRST TP9088
OC1 11
GND 12
TP9089
CPH1 13
TP9090
CIS 14
SOS6_SC1 15
SOS7_SC2 16
GND 17
UHZ 18
GND 19
TP9091
CEL 20
TP9092
GND 21
CSH 22
GND 23
TP9093
CSL 24
GND 25
TP9094
CMH 26
TP9095
CML 27
P15V
NC 28
+15V 29
C9103 C9102
25V 25V
+15V 30
0.01u 10u
TP9096
P_S0
P_S0
TO 17/19
P_S1
P_S1
PANEL_MAIN_ON
TO 6,13,17/19 PANEL_MAIN_ON
SOS4_PS
TO 12,13,17/19
SOS4_PS
109 110
SC_SIU 0V
Y8
11 GND 10
SC_SIU
SC_SCCLK
Y7
SC_SCCLK
A8
12 9
SC_CERS SC_CERS
Y6
13 A7 8
SC_CRC2
SC_CRC2 Y5
SC_OC2
A6
14 7
SC_CRC1 SC_OC2
Y4
15 A5 6
SCNRST
SC_CRC1
SC_OC1 Y3
A4
16 5
SCNRST
Y2
R9208
17 A3 4
EXB2HV470JV
SC_OC1
Y1
A2
18 3
P5V 0V
G2
19 A1 2
0V
Vcc
20 G1 1
C9400
R9198
16V
EXB28V101JX 0.1u
BUFFER
SOS6_SC1
SOS7_SC2
SC_UHZ
SC_CPH1 0V
Y8
11 GND 10
SC_CPH1
SC_CIS
Y7
SC_CIS
A8
12 9
SC_CEL SC_CEL
Y6
13 A7 8
SC_CSH
SC_CSH
SC_CSL Y5
A6
14 7
SC_CMH SC_CSL
Y4
15 A5 6
SC_CML
SC_CMH
Y3
SC_SEL2 A4
16 5
SC_CML
Y2
R9209
17 A3 4
EXB2HV470JV
SC_SEL2
Y1
18 A2 3
P5V 0V
G2
A1
19 2
0V
Vcc
20 G1 1
C9401
16V
0.1u BUFFER
111 112
P15V
C9812 C9813
25V 25V
10u 10u
IC9801
C0DBAYY00462 C9811
16V
0.1u
1 BOOT 8
SS
R9920
39
2 7
VIN
P5V TP9203 C9816 EN C9809
25V 50V
L9801 5V R9879
G1C100MA0416 0.01u 15k 1000p
3 6
SW 1%
COMP
R9899
4 GND 5
FB
R9878
10k
1%
R9014 R9877
5.6k 47k R9111
1% 1%
PD_SIU
PD_SCCLK
PD_CERS
PD_CRC2
PD_OC2 *R9914
0
PD_CRC1
PD_SCNRST 3.3V
PD_OC1
(FIN)
*IC9802
C0DBEHG00006
P3.3V
*R9916
0
1%
*C9817 *C9819
*R9890
10V 10V
110k
10u
10u
PD_CPH1
*R9891
32.4k
PD_CIS 1%
PD_CEL
PD_CSH
PD_CSL 1.2V
P15V
PD_CMH
1 20
PGND
PD_CML
VIN
C9804 C9805
2 PGND 19
PD_SEL2 25V 25V
VIN
10u 10u
3 PGND 18
VIN
P1.2V
4 17
SW
L9800 NC
G1C6R8Z00010
5 SW 16
NC
6 15
C9825 SW
EN
6.3V C9800
C9807
22u 25V 0.1u 7 BOOT 14 50V 200p
PSET
8 13 R9874 27k
NC
C9803 RT 1%
C9801
25V 4700p 9 SS/DELAY 12 R9872 3.3k 25V 6800p
FC 1%
10 GND 11
FB
C9806
50V 100p
R9875
20k
R9873 10k 1%
B0ADCJ000100
1%
R9040
4.7k
Analog ASIC
SOS_DCC TO 12/19
SOS4_PS TO 12,13,17/19
SOS6_SC1
SOS7_SC2
TO 12/19
SOS8_SS
SC_UHZ
113 114
54
R9103 R9104 R9107
100
100 3.3k
R9110
D_XRST_SYS
S
R9105
47k
C9116
16V
0.1u
D9807
OHZ1
R9039
47k
TO 12/19
D_UHZ
115 116
TO 3,11/19
1
2
117