Panasonic TC-50PX14 Service Manual page 58

11.22. C2-Board (1/2) Schematic Diagram
! C2-BOARD TXNC21EPUU (1/2)
A
B
TO
C1-BOARD
(C10)
C20
C2_5V
P5V
1
P5V
2
NC
3
5V_DET
4
KEY_SCAN
5
GND
6
CLKD_0P
CLK0P_C1
7
C GND
8
CLKD_1N
CLK1N_C1
9
GND
10
AB_DDC20
DOUTDC[20]
11
AB_DDB20
DOUTDB[20]
12
GND
13
AB_DDA20
DOUTDA[20]
14
AB_DDC21
DOUTDC[21]
15
GND
16
AB_DDB21
DOUTDB[21]
17
AB_DDA21
DOUTDA[21]
18
GND
19
AB_DDC18
DOUTDC[18]
20
AB_DDB18
DOUTDB[18]
21
GND
22
AB_DDA18
DOUTDA[18]
23
AB_DDC19
DOUTDC[19]
24
D
GND
25
AB_DDB19
DOUTDB[19] 26
AB_DDA19
DOUTDA[19]
27
GND
28
AB_DDC16
DOUTDC[16]
29
AB_DDB16
DOUTDB[16]
30
GND
31
AB_DDA16
DOUTDA[16]
32
AB_DDC17
DOUTDC[17]
33
GND
34
AB_DDB17
DOUTDB[17]
35
AB_DDA17
DOUTDA[17]
36
GND
37
CLKD_23P
CLK2P_C1
38
GND
39
CLKD_33N
CLK3N_C1
40
GND
41
E
LE_C2
LE
42
GND
43
PC1_C2
PC1_C1
44
PC2_C2
PC2_C1
45
ODE_C2
ODE
46
CLR_C2
CLR
47
GND
48
NC
49
NC
VDA
50
NC
51
Vda
52
Vda
53
Vda
54
Vda
55
TO
F PANEL DATA
DRIVER
1 2
R17251
EXB38V470JV
CLKD_23P Y8
GND
CLKD_24P 11 10 LE_C2
CLKD_25P Y7 PC1_C2
A8
12 9
PC2_C2
Y6
A7
R17252 13 8 CLR_C2
EXB38V470JV CLKD_2P
Y5
CLKD_33N
14 A6 7
CLKD_34N ODE_C2
Y4
15 A5 6
CLKD_35N
Y3
16 A4 5
CLKD_3N
Y2
17 A3 4
Y1
18 A2 3
G2 R17253 R17254
A1
19 2 1k 1k
Vcc
G1
20 1
C17271
16V
0.1u
C2_5V
R17225
0
C2_5V
CB5 C17223 C17221
250V 10V
0.15u
1u
TO
PANEL DATA
DRIVER
C2_5V
C17211
C17213
CB4 10V
250V
0.15u 1u R17216
6.8
3 4
R17255
Y8
EXB38V470JV
GND
11 10
LE_C2A
Y7
A8
12 9
PC1_C2A
Y6
A7
13 8
PC2_C2A
Y5
14 A6 7
CLR_C2A
Y4
15 A5 6
R17256
ODE_C2A
47 Y3
16 A4 5
Y2
17 A3 4
Y1
18 A2 3
R17258
G2 R17257
EXB38V102JV
A1 1k
19 2
Vcc
G1
20 1
C17272
16V
0.1u
C2_5V
C17224
250V
R17227 0.15u
R17226
6.8 6.8
VDA
C17214
250V
R17217
0.15u
6.8
VDA
5 6
58
ZA17202
K4CD01000013
68 C21 1
40
1
C22
C20
1
1 55 1 55 1 55 1 55
ZA17204
40
K4CD01000013
ZA17201 ZA17203
K4CD01000013 K4CD01000013
Y8
GND
11 10
Y7
AB_DDC20 R17259 22 12 A8 9
Y6
13 A7 8
AB_DDB20 R17260 22 AA_DDC20
Y5
14 A6 7
R17261
AA_DDB20
EXB38V220JV Y4
AB_DDA20
15 A5 6
AB_DDC21 Y3 AA_DDA20
A4
AB_DDB21 16 5
AA_DDC21
AB_DDA21 Y2
A3
17 4
AA_DDB21
Y1
A2
18 3
C2_5V AA_DDA21
G2
19 A1 2
Vcc
20 G1 1
16V
C17273 0.1u
R17265
EXB38V220JV
Y8
AB_DDC18
11 GND 10
AB_DDB18 AA_DDC18
Y7
12 A8 9
AB_DDA18
AA_DDB18
Y6
AB_DDC19
13 A7 8
Y5 AA_DDA18
A6
R17266 14 7
EXB38V220JV AA_DDC19
AB_DDB19 Y4
A5
15 6
AB_DDA19 AA_DDB19
Y3
A4
AB_DDC16 16 5
AA_DDA19
Y2
AB_DDB16 A3
17 4
AA_DDC16
Y1
18 A2 3
C2_5V AA_DDB16
G2
19 A1 2
Vcc
20 G1 1
16V
C17274 0.1u
R17269
EXB38V220JV
Y8
AB_DDA16
11 GND 10
AB_DDC17 AA_DDA16
Y7
12 A8 9
AB_DDB17
AA_DDC17
Y6
AB_DDA17
13 A7 8
Y5 AA_DDB17
A6
R17270 14 7
EXB38V220JV AA_DDA17
AB_DDC14 Y4
A5
15 6
AB_DDB14 AA_DDC14
Y3
A4
AB_DDA14 16 5
AA_DDB14
Y2
AB_DDC15
17 A3 4
AA_DDA14
Y1
18 A2 3
C2_5V AA_DDC15
G2
19 A1 2
Vcc
20 G1 1
16V
C17275 0.1u
Y8
GND
AB_DDB15 11 10
AA_DDB15
Y7
AB_DDA15
12 A8 9
AB_DDC12 AA_DDA15
Y6
13 A7 8
AB_DDB12
AA_DDC12
Y5
EXB38V330JV 14 A6 7
AA_DDB12
R17273 Y4
15 A5 6
AB_DDA12
AA_DDA12
Y3
AB_DDC13
16 A4 5
AB_DDB13 Y2 AA_DDC13
A3
AB_DDA13 17 4
AA_DDB13
Y1
A2
EXB38V470JV 18 3
R17274 C2_5V AA_DDA13
G2
A1
19 2
Vcc
20 G1 1
16V
C17276 0.1u
7 8
1
2
3
4
9