Panasonic TH-42PA50E / TH-42PE50B / TH-37PA50E / TH-37PE50B Service Manual ▷ View online
14.60. SD-Board Block Diagram
PDP SCAN DRIVER
SHIFT RESIST
OR
B40
IC6958
A39
B2
SD2
B9
A1
OUTPUT
SCAN ELECTRODES
B79
IC6957
HV02
90
A39
B38
PRO
30
B34
A40
80
FS01
B78
B74
A2
VSCN
86
B37
Vfo
B50
OUTPUT
IC6956
SD3
A2
FSI
44
HV03
89
A40
B41
FSI
Vf
B35
OUTPUT
B1
B2
PRO
99
85
B39
64 PIN
B25
46
B36
A9
B39
64 PIN
SD
SCAN ELECTRODES
B40
FCL
B1
LA
TCH
HV64
FCLK
Vf
B75
FCLK
B17
A16
Vf5
Vf5
A2
SD42
Vfo
A25
PRO
B48
FS03
FS02
VF5V
76
B16
FCL
48 PIN
Vf
SD1
A1
33
A8
B9
SCAN OUT (DOWN) BOARD
88
FCLK
B11
64 PIN
SCAN ELECTRODES
HV33
SELECT
OR
PDP SCAN DRIVER
100
A40
FCL
PDP SCAN DRIVER
PRO
VF5V
HV32
B24
B1
B1
To 2nd 80pins of
OUTPUT
FCLK
FSI
FCLK
To 3rd 80pins of
B2
B8
B73
B49
HV01
1
A1
FS01
A24
To 1st 80pins of
79
PRO
FS02
B10
B8
B39
43
IC6955
FCL
B51
B33
B76
VSCN
FS03
32
Vf5
B40
PRO
91
TO SC42
A39
FCL
97
A17
FCL
Vf5
96
Vf
B77
FCLK
PDP SCAN DRIVER
B39
10
TO SC46
FCL
SD46
2
FCLK
6
9
FSI
VF5V
PRO
7
4
VF5V
80
LA
TCH
HV64
86
96
44
HV03
HV01
1
89
76
Vf
79
Vf
33
SHIFT RESIST
OR
88
43
99
85
HV33
SELECT
OR
32
100
HV02
46
90
91
30
HV32
97
80
LA
TCH
HV64
86
96
44
HV03
HV01
1
89
76
Vf
79
Vf
33
SHIFT RESIST
OR
88
43
99
85
HV33
SELECT
OR
32
100
HV02
46
90
91
30
HV32
97
80
LA
TCH
86
96
44
89
Vf
79
Vf
33
SHIFT RESIST
OR
88
43
85
SELECT
OR
32
90
97
76
HV63
75
HV17
16
15
HV64
HV62
77
HV18
80
43
33
96
44
79
97
Vfo
32
80
43
33
96
44
79
97
Vfo
32
80
43
33
96
44
79
97
Vfo
32
80
43
33
96
44
79
97
Vfo
32
TH-37/42PA50E, TH-37/42PE50B
SD-Board Block Diagram
SD-Board Block Diagram
TH-37/42PA50E, TH-37/42PE50B
SD-Board Block Diagram
SD-Board Block Diagram
TH-42PA50E / TH-42PE50B / TH-37PA50E / TH-37PE50B
126
14.62. SD-Board Schematic Diagram (42 inch)
TERM
SIDE
TERM
SIDE
TERM
SIDE
AA_240
AA_239
AA_238
AA_237
AA_236
AA_235
AA_234
AA_233
AA_232
AA_231
AA_230
AA_229
AA_228
AA_227
AA_221
AA_220
AA_195
AA_196
AA_197
AA_198
AA_199
AA_200
AA_201
AA_202
AA_203
AA_204
AA_205
AA_206
AA_207
AA_208
AA_209
AA_210
AA_211
AA_212
AA_213
AA_214
AA_215
AA_216
AA_217
AA_218
AA_219
AB_192
AB_191
AB_190
AB_189
AB_188
AB_187
AB_186
AB_185
AB_184
AB_183
AB_182
AB_181
AB_180
AB_179
AB_178
AB_177
AB_176
AB_175
AB_174
AB_173
AB_172
AB_171
AB_170
AB_169
AB_168
AB_167
AB_166
AB_165
AB_164
AB_163
AB_158
AB_157
AB_156
AB_131
AB_132
AB_133
AB_134
AB_135
AB_136
AB_137
AB_138
AB_139
AB_140
AB_141
AB_142
AB_143
AB_144
AB_145
AB_146
AB_147
AB_148
AB_149
AB_150
AB_151
AB_152
AB_153
AB_154
AB_155
A
C_128
A
C_127
AC_126
AC_125
AC_124
AC_123
AC_122
AC_121
AC_120
AC_119
AC_118
AC_117
AC_116
AC_115
AC_114
AC_113
AC_112
AC_111
AC_110
AC_109
AC_108
AC_107
AC_106
AC_105
AC_104
AC_103
AC_102
A
C_101
A
C_100
A
C_99
A
C_93
A
C_92
AC_67
AC_68
AC_69
AC_70
AC_71
AC_72
AC_73
AC_74
AC_75
AC_76
AC_77
AC_78
AC_79
AC_80
AC_81
AC_82
AC_83
AC_84
AC_85
AC_86
AC_87
AC_88
AC_89
AC_90
AC_91
AD_64
AD_62
AD_61
AD_60
AD_59
AD_58
AD_57
AD_56
AD_55
AD_54
AD_53
AD_52
AD_51
AD_50
AD_49
AD_48
AD_47
AD_46
AD_45
AD_44
AD_43
AD_42
AD_41
AD_40
AD_39
AD_38
AD_37
AD_36
AD_35
AD_30
AD_29
AD_28
AD_3
AD_4
AD_5
AD_6
AD_7
AD_8
AD_9
AD_10
AD_11
AD_12
AD_13
AD_14
AD_15
AD_16
AD_17
AD_18
AD_19
AD_20
AD_21
AD_22
AD_23
AD_24
AD_25
AD_26
AD_27
AE_FCLK
AE_PR
O
AE_FCL
AE_FCLK
AD_63
AE_FSO1
AE_PR
O
AE_FCL
AB_160
AA_240
AA_238
AA_236
AA_234
AA_232
AA_230
AA_228
AA_226
AA_224
AA_222
AA_220
AA_218
AA_216
AA_214
AA_212
AA_210
AA_208
AA_206
AA_204
AA_202
AA_200
AA_198
AA_194
AA_196
AA_239
AA_237
AA_235
AA_233
AA_231
AA_229
AA_227
AA_225
AA_223
AA_221
AA_219
AA_217
AA_215
AA_213
AA_211
AA_209
AA_207
AA_205
AA_203
AA_201
AA_199
AA_197
AA_193
AA_195
AB_179
AB_187
AB_189
AB_191
AB_183
AB_181
AB_185
AB_188
AB_190
AB_192
AB_184
AB_182
AB_186
AB_177
AB_175
AB_173
AB_171
AB_169
AB_167
AB_165
AB_163
AB_161
AB_174
AB_178
AB_176
AB_170
AB_168
AB_166
AB_164
AB_162
AB_172
AB_180
AB_158
AB_156
AB_154
AB_152
AB_150
AB_148
AB_146
AB_144
AB_142
AB_140
AB_138
AB_136
AB_134
AB_130
AB_132
AB_159
AB_157
AB_155
AB_153
AB_151
AB_149
AB_147
AB_145
AB_143
AB_141
AB_139
AB_137
AB_135
AB_133
AB_129
AB_131
A
C_128
A
C_126
A
C_124
A
C_122
A
C_120
A
C_118
A
C_116
A
C_114
A
C_112
A
C_110
A
C_108
A
C_106
A
C_104
A
C_102
A
C_100
A
C
_98
A
C
_96
A
C
_94
A
C
_92
A
C
_90
A
C
_88
A
C
_86
A
C
_82
A
C
_84
A
C
_127
A
C
_125
A
C
_123
A
C
_121
A
C
_119
A
C
_117
A
C
_115
A
C
_113
A
C
_111
A
C
_109
A
C
_107
A
C
_105
A
C
_103
A
C
_101
AC
_
9
9
AC
_
9
7
AC
_
9
5
AC
_
9
3
AC
_
9
1
AC
_
8
9
AC
_
8
7
AC
_
8
5
AC
_
8
1
AC
_
8
3
A
C
_80
A
C
_78
A
C
_76
A
C
_74
A
C
_72
A
C
_70
A
C
_66
A
C
_68
AC
_
7
9
AC
_
7
7
AC
_
7
5
AC
_
7
3
AC
_
7
1
AC
_
6
9
AC
_
6
7
AC
_
6
5
AD_63
AD_61
AD_59
AD_57
AD_55
AD_53
AD_51
AD_49
AD_47
AD_45
AD_43
AD_41
AD_39
AD_37
AD_35
AD_33
AD_31
AD_29
AD_27
AD_25
AD_23
AD_21
AD_19
AD_17
AD_15
AD_13
AD_11
AD_9
AD_7
AD_5
AD_3
AD_1
AD_64
AD_62
AD_60
AD_58
AD_56
AD_54
AD_52
AD_50
AD_48
AD_46
AD_44
AD_42
AD_40
AD_38
AD_36
AD_34
AD_32
AD_30
AD_28
AD_26
AD_24
AD_22
AD_20
AD_18
AD_16
AD_14
AD_12
AD_10
AD_8
AD_6
AD_2
AD_4
AE_FSO3
AE_FSO3
AE_FSO2
AE_FSO2
AE_FSO1
AE_FSI
AE_FCL
AE_PR
O
AE_FCLK
AE_PR
O
AE_FCL
AE_FCLK
A
C_94
AD_1
AD_2
AD_31
AD_32
AD_33
AD_34
AC_65
AC_66
A
C_95
A
C_96
A
C_97
A
C_98
AB_129
AB_130
AB_159
AB_160
AB_161
AB_162
AA_193
AA_194
AA_223
AA_224
AA_222
AA_225
AA_226
AE_FCLK
120V
AE_FCL
130V
AE_FSI
AE_PR
O
C6958
16V
1u
C6955
16V
1u
D6957
MAZ80560HL
TPSD1
D6962
B0ECHP000001
SD3
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
A37
A38
A39
A40
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
B31
B32
B33
B34
B35
B36
B37
B38
B39
B40
C6977
250V
0.1u
0.1u
R6959
220k
R6979
220k
R6977
10k
D6961
B0ECHP000001
C6956
16V
1u
R6975
10k
C6972
50V
1000p
D6956
MAZ80560HL
R6957
220
R6958
220
C6979
250V
0.1u
0.1u
AN16021A-VT
IC6955
1
OUT3
2
OUT4
3
OUT5
4
OUT6
5
OUT7
6
OUT8
7
OUT9
8
OUT10
9
OUT11
10
OUT12
11
OUT13
12
OUT14
13
OUT15
14
OUT16
15
OUT17
16
OUT18
17
OUT19
18
OUT20
19
OUT21
20
OUT22
21
OUT23
22
OUT24
23
OUT25
24
OUT26
25
OUT27
26
OUT28
27
OUT29
28
OUT30
29
OUT31
30
OUT32
31
N.C
.
32
VDDH
33
VDDH
34
N.C
.
35
GND
36
GND
37
GND
38
GND
39
GND
40
GND
41
GND
42
N.C
.
43
VDDH
44
VDDH
45
N.C
.
46
OUT33
47
OUT34
48
OUT35
49
OUT36
50
OUT37
51
OUT38
52
OUT39
53
OUT40
54
OUT41
55
OUT42
56
OUT43
57
OUT44
58
OUT45
59
OUT46
60
OUT47
61
OUT48
62
OUT49
63
OUT50
64
OUT51
65
OUT52
66
OUT53
67
OUT54
68
OUT55
69
OUT56
70
OUT57
71
OUT58
72
OUT59
73
OUT60
74
OUT61
75
OUT62
76
OUT63
77
OUT64
78
N.C.
79
VDDH
80
VDDH
81
N.C
.
82
GND
83
GND
84
DIR
85
SO
86
CLK
87
LA
T
88
VDD
89
OC1
90
OC2
91
SI
92
CLR
93
GND
94
GND
95
N.C
.
96
VDDH
97
VDDH
98
N.C.
99
OUT1
100
OUT2
R6976
10k
SD1
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
A37
A38
A39
A40
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
B31
B32
B33
B34
B35
B36
B37
B38
B39
B40
R6955
100
SD2
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
A37
A38
A39
A40
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
B31
B32
B33
B34
B35
B36
B37
B38
B39
B40
C6957
16V
1u
C6971
50V
1000p
R6956
220
R6978
10k
AN16021A-VT
IC6956
1
OUT3
2
OUT4
3
OUT5
4
OUT6
5
OUT7
6
OUT8
7
OUT9
8
OUT10
9
OUT11
10
OUT12
11
OUT13
12
OUT14
13
OUT15
14
OUT16
15
OUT17
16
OUT18
17
OUT19
18
OUT20
19
OUT21
20
OUT22
21
OUT23
22
OUT24
23
OUT25
24
OUT26
25
OUT27
26
OUT28
27
OUT29
28
OUT30
29
OUT31
30
OUT32
31
N.C
.
32
VDDH
33
VDDH
34
N.C
.
35
GND
36
GND
37
GND
38
GND
39
GND
40
GND
41
GND
42
N.C
.
43
VDDH
44
VDDH
45
N.C
.
46
OUT33
47
OUT34
48
OUT35
49
OUT36
50
OUT37
51
OUT38
52
OUT39
53
OUT40
54
OUT41
55
OUT42
56
OUT43
57
OUT44
58
OUT45
59
OUT46
60
OUT47
61
OUT48
62
OUT49
63
OUT50
64
OUT51
65
OUT52
66
OUT53
67
OUT54
68
OUT55
69
OUT56
70
OUT57
71
OUT58
72
OUT59
73
OUT60
74
OUT61
75
OUT62
76
OUT63
77
OUT64
78
N.C.
79
VDDH
80
VDDH
81
N.C
.
82
GND
83
GND
84
DIR
85
SO
86
CLK
87
LA
T
88
VDD
89
OC1
90
OC2
91
SI
92
CLR
93
GND
94
GND
95
N.C
.
96
VDDH
97
VDDH
98
N.C.
99
OUT1
100
OUT2
AN16021A-VT
IC6957
1
OUT3
2
OUT4
3
OUT5
4
OUT6
5
OUT7
6
OUT8
7
OUT9
8
OUT10
9
OUT11
10
OUT12
11
OUT13
12
OUT14
13
OUT15
14
OUT16
15
OUT17
16
OUT18
17
OUT19
18
OUT20
19
OUT21
20
OUT22
21
OUT23
22
OUT24
23
OUT25
24
OUT26
25
OUT27
26
OUT28
27
OUT29
28
OUT30
29
OUT31
30
OUT32
31
N.C
.
32
VDDH
33
VDDH
34
N.C
.
35
GND
36
GND
37
GND
38
GND
39
GND
40
GND
41
GND
42
N.C
.
43
VDDH
44
VDDH
45
N.C
.
46
OUT33
47
OUT34
48
OUT35
49
OUT36
50
OUT37
51
OUT38
52
OUT39
53
OUT40
54
OUT41
55
OUT42
56
OUT43
57
OUT44
58
OUT45
59
OUT46
60
OUT47
61
OUT48
62
OUT49
63
OUT50
64
OUT51
65
OUT52
66
OUT53
67
OUT54
68
OUT55
69
OUT56
70
OUT57
71
OUT58
72
OUT59
73
OUT60
74
OUT61
75
OUT62
76
OUT63
77
OUT64
78
N.C.
79
VDDH
80
VDDH
81
N.C
.
82
GND
83
GND
84
DIR
85
SO
86
CLK
87
LA
T
88
VDD
89
OC1
90
OC2
91
SI
92
CLR
93
GND
94
GND
95
N.C
.
96
VDDH
97
VDDH
98
N.C.
99
OUT1
100
OUT2
AN16021A-VT
IC6958
1
OUT3
2
OUT4
3
OUT5
4
OUT6
5
OUT7
6
OUT8
7
OUT9
8
OUT10
9
OUT11
10
OUT12
11
OUT13
12
OUT14
13
OUT15
14
OUT16
15
OUT17
16
OUT18
17
OUT19
18
OUT20
19
OUT21
20
OUT22
21
OUT23
22
OUT24
23
OUT25
24
OUT26
25
OUT27
26
OUT28
27
OUT29
28
OUT30
29
OUT31
30
OUT32
31
N.C
.
32
VDDH
33
VDDH
34
N.C
.
35
GND
36
GND
37
GND
38
GND
39
GND
40
GND
41
GND
42
N.C
.
43
VDDH
44
VDDH
45
N.C
.
46
OUT33
47
OUT34
48
OUT35
49
OUT36
50
OUT37
51
OUT38
52
OUT39
53
OUT40
54
OUT41
55
OUT42
56
OUT43
57
OUT44
58
OUT45
59
OUT46
60
OUT47
61
OUT48
62
OUT49
63
OUT50
64
OUT51
65
OUT52
66
OUT53
67
OUT54
68
OUT55
69
OUT56
70
OUT57
71
OUT58
72
OUT59
73
OUT60
74
OUT61
75
OUT62
76
OUT63
77
OUT64
78
N.C.
79
VDDH
80
VDDH
81
N.C
.
82
GND
83
GND
84
DIR
85
SO
86
CLK
87
LA
T
88
VDD
89
OC1
90
OC2
91
SI
92
CLR
93
GND
94
GND
95
N.C
.
96
VDDH
97
VDDH
98
N.C.
99
OUT1
100
OUT2
B75
B36
B70
B73
B11
B24
B20
B26
B35
B10
B21
B37
B3
B19
B28
B78
B63
B54
B48
B46
B58
B17
B40
B38
B22
B9
B42
B12
B5
B29
B68
B53
B32
B39
B59
B49
B7
B14
B15
B34
B55
B6
B1
B41
B76
B61
B52
B45
B2
B62
B79
B67
B65
B60
B74
B50
B66
B18
B44
B43
B13
B30
B57
B33
B8
B56
B69
B27
B47
B77
B72
B4
B64
B71
B51
B25
B23
B31
B16
SD46
1
2
3
4
5
6
7
8
9
10
B80
Vscn
PR
OD
CLKD
CLD
SID
Vf
Vfo
Vf
Vf5
Vfo
DOWN
AE_FSI
AE_FCL
AE_FCLK
AE_PRO
VF5V
FCL
FCLK
FSI
VF5V
PR
O
VF5V
4
C
2
8
7
B
F
A
E
6
1
5
D
3
9
Vfo
Vscn
Vf
FOIL SIDE (UPPER)
COMPONENT SIDE (LOWER)
GND
PDP SCAN DRIVER
PDP SCAN DRIVER
PDP SCAN DRIVER
PDP SCAN DRIVER
TO
(SC46)
SC-BOARD
VF5V
SD42
TO
SC-BOARD
(SC42)
SCAN ELECTRODES
To 3rd 80pins of
SCAN ELECTRODES
To 2nd 80pins of
SCAN ELECTRODES
To 1st 80pins of
SD-BOARD TNPA3243
TH-42PA50E, TH-42PE50B
SD-Board Schematic Diagram
SD-Board Schematic Diagram
TH-42PA50E, TH-42PE50B
SD-Board Schematic Diagram
SD-Board Schematic Diagram
TH-42PA50E / TH-42PE50B / TH-37PA50E / TH-37PE50B
128
