A-Board (13/19) Schematic Diagram - Panasonic TX-P50C2B Service Manual

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

A-BOARD (13/19)
!
TO
SC-BOARD P5V
(SC20)
A20
C9101
C9100
25V
10V
0.01u 10u P_ON/OFF
P5V
1
TP9081
SIU
2
TP9082
SCCLK
3
GND
4
TP9083
CERS
5
TP9084
CRC2
6
GND
7
TP9085
OC2
8
TP9086
CRC1
9 R9208
TP9087
EXB2HV470JV
SCNRST
10
TP9088
OC1
11
GND
12
TP9089
CPH1
R9198
13
TP9090
EXB28V101JX
CIS
14
SOS6_SC1
SOS6_SC1
15 SOS7_SC2
SOS7_SC2 SC_UHZ
16
GND
17
UHZ
18
GND
19
TP9091
CEL
20
TP9092
GND
21
CSH
22
GND
23
TP9093
CSL
24
R9209
GND EXB2HV470JV
25
TP9094
CMH
26
TP9095
CML
27
NC
28
P15V
+15V
29
+15V
30
C9103 C9102
25V
25V
10u
0.01u
P_S0
P_S0
TO 17/19
P_S1
P_S1
PANEL_MAIN_ON
TO 6,17/19
PANEL_MAIN_ON
SOS4_PS
TO 12,17/19 SOS4_PS
109 110
DC-DC CONVERTER
SC_SIU 0V
Y8
11 GND 10
SC_SIU
SC_SCCLK
Y7
SC_SCCLK
A8
12 9
SC_CERS SC_CERS
Y6
SC_CRC2 13 A7 8
SC_CRC2
Y5
SC_OC2
14 A6 7
SC_CRC1 SC_OC2
Y4
A5
SCNRST 15 6
SC_CRC1
Y3
SC_OC1
16 A4 5
SCNRST Y2
A3
17 4
SC_OC1
Y1
18 A2 3
P5V
G2
A1
19 2
0V
Vcc
20 G1 1
C9400
16V
0.1u
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 Y5
SC_CSL
A6
14 7
SC_CMH SC_CSL
Y4
15 A5 6
SC_CML
SC_CMH
Y3
A4
16 5
SC_CML
Y2
17 A3 4
Y1
P5V 18 A2 3
0V
G2
A1
19 2
0V
Vcc
20 G1 1
C9401
16V
0.1u
111 112
P15V
IC9801
C0DBAYY00462
C9812 C9813
25V 25V
10u 10u DC-DC CONVERTER
15V->5V
C9811
16V
0.1u
1 BOOT 8
SS
R9920
39
2 VIN 7
C9816
EN
25V
P5V
0.01u
L9801 R9879
G1C100MA0416 15k
3 SW 6
COMP
R9899 C9809
50V
1000p
4 GND 5
C9067
FB
50V
560p
R9016
2.2
R9878 R9877 R9014
10k 47k 5.6k
R9111
IC9802
(FIN)
C0DBEHG00006
P+3.3V
P3.3V
C9819
10V
10u
C9817
10V
10u
IC9800
PD_SIU
C0DBAYY00605
PD_SCCLK
DC-DC CONVERTER
PD_CERS
15V->1.2V P15V
PD_CRC2
1 PGND 20
PD_OC2
VIN
2 19 C9804 C9805
PGND
PD_CRC1 VIN 25V 25V
10u 10u
3 PGND 18
PD_SCNRST
VIN
P1.2V
4 17
PD_OC1 SW
L9800 NC
G1C6R8Z00010
5 SW 16
NC
C9800 6 SW 15
C9825
25V EN
6.3V
0.1u
22u 7 14
BOOT
PSET C9807
50V
C9803 8 NC 13 200p
25V RT
R9874
4700p
9 12 27k
SS/DELAY
FC
R9872
C9801
10 GND 11 3.3k
25V
FB
C9806 6800p
50V
100p
R9873
R9875
10k 20k
PD_CPH1
PD_CIS
PD_CEL
PD_CSH
PD_CSL
PD_CMH
PD_CML
Analog ASIC
SOS_DCC TO 12/19
SOS4_PS TO 12,17/19
SOS6_SC1
SOS7_SC2 TO 12/19
SOS8_SS
SC_UHZ TO 12/19
TO 12/19
D_UHZ
113 114
58
R9110
D_XRST_SYS
S
R9105
47k
C9116
16V
0.1u
R9040
4.7k
R9039
47k
D9807
B0ADCJ000100
OHZ1
115 116
1
2
117