Panasonic TH-50PX80UA Service Manual page 65

11.29. C3-Board (1/2) Schematic Diagram
! C3-BOARD TXNC31RQTU (1/2)
A
TO
C2-BOARD
(C22)
C17361
10V
C32 1u
P5V
C3_5V
1
P5V R17361
2 0
NC
R17362
3
B 1k
5V_DET
4
SOS8_C3
SOS8_SS
5
GND
6
UEL_C3
UEL
7
UEH_C3
UEH
8
USL_C3
USL
9
USH_C3
USH
10
UML_C3
UML
11
UMH_C3
UMH
12
GND
13
CLKU_3N
CLKU_3N
14
GND
15
CLKU_2P
CLKU_2P
16
GND
17
AA_DDA1
AA_DDA1
18
AA_DDB1
AA_DDB1
19
AA_DDC1
C AA_DDC1
20
GND
21
AA_DDA0
AA_DDA0
22
AA_DDB0
AA_DDB0
23
AA_DDC0
AA_DDC0
24
GND
25
AA_DDA3
AA_DDA3
26
AA_DDB3
AA_DDB3
27
AA_DDC3
AA_DDC3
28
GND
29
AA_DDA2
AA_DDA2
30
AA_DDB2
AA_DDB2
31
AA_DDC2
AA_DDC2
32
GND
33
AA_DDA5
AA_DDA5
34
AA_DDB5
AA_DDB5
35
AA_DDC5
AA_DDC5
36
D
GND
37
AA_DDA4
AA_DDA4
38
AA_DDB4
AA_DDB4
39
AA_DDC4
AA_DDC4
40
GND
41
CLR_C3
42
ODE_C3
43
PC4_C3A
PC4_C3
44
LE_C3A
LE_C3
45
GND
46
NC
47
NC
48 VDA_75V
NC
49
Vda 75V
50
Vda 75V
51
Vda 75V
52
Vda 75V
53
E
Vda 75V
54
Vda 75V
55
F
TH-50PX80UA
C3-Board (1/2) Schematic Diagram
1 2
C3_5V
C17362
16V
0.1u
R17367
EXB38V102JV
1 G1 20
Vcc
CLKU_3N 2 A1 19 R17363
EXB38V220JV PC4_C3A
G2
3 A2 18
CLKU_31N LE_C3A
Y1
4 17 CLKU_30N
A3
Y2
CLKU_39N
CLKU_2P 5 16
A4
Y3
6 15
A5
Y4 CLKU_21P
7 14 CLKU_20P
A6
Y5
CLKU_29P
CLR_C3A 8 13
A7
Y6 R17364
ODE_C3A 9 12 EXB38V220JV CLR_C3
A8
Y7
R17365 47
ODE_C3
10 GND 11
Y8
R17366 47
C3_5V
CB9
TO
PANEL DATA
DRIVER
CLR_C3A
ODE_C3A
C3_5V
CB10
TO
PANEL DATA
DRIVER
3 4
R17372 R17371
EXB38V471JV EXB38V471JV
C3_5V
C17364
16V 0.1u
1 20
G1
Vcc
AA_DDA5 2 19
A1
G2
AA_DDB5 3 18
A2
Y1 AB_DDA5
AA_DDC5 4 17 AB_DDB5
A3
Y2
AB_DDC5
AA_DDA4 5 16
A4
AB_DDA4
Y3
AA_DDB4
6 A5 15 R17368
Y4
EXB38V470JV
AA_DDC4
7 A6 14
AB_DDB4
Y5
AB_DDC4
8 A7 13
Y6
PC4_C3
9 A8 12
LE_C3
Y7
10 GND 11
R17369
Y8
EXB38V470JV
C17313 C17311
250V 10V
0.15u 1u
R17316 R17317
6.8 6.8
VDA_75V
C17323 C17321
250V 10V
0.15u 1u
R17326 R17327
6.8 6.8
VDA_75V
5 6
65
R17376 R17375
EXB38V471JV EXB38V471JV
C3_5V
C17366
16V 0.1u
1 G1 20
Vcc
AA_DDA3
2 A1 19
G2
R17373
AA_DDB3
3 A2 18 EXB38V470JV
AB_DDA3
Y1
AB_DDB3
4 A3 17
Y2
AA_DDC3
5 A4 16
AB_DDC3
Y3
AA_DDA2
6 A5 15
Y4
7 A6 14 AB_DDA2
Y5
AA_DDB2 8 A7 13
AB_DDB2
Y6
AA_DDC2 9 12 AB_DDC2
A8
Y7
R17374
10 GND 11
EXB38V470JV
Y8
C17312 C17314
10V 250V
1u 0.15u
C17322 C17324
10V 250V
1u 0.15u
TH-50PX80UA
C3-Board (1/2) Schematic Diagram
7 8
1
2
3
4
5
6
9