Panasonic TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50 Service Manual ▷ View online
10.9. K-Board and V-Board Schematic Diagram
PUSH
G
R
+
+
R_LED_ON
1%
R3816
2.32k
1%
R3815
3.16k
K5
1
2
3
4
5
6
SW3807
EVQPC105K
R3821
0
SW3803
EVQPC105K
SW3806
EVQPC105K
1%
R3818
1.74k
1%
R3817
1.62k
SW3808
K0F162B00002
JS3804
SW3804
EVQPC105K
SW3805
EVQPC105K
JS3811
JK1001
K2HC103B0093
1
2
3
4
5
6
7
R1002
100k
C1003
0.01u
50V
R1008
220
R1003
1k
Q1004
2SA207700L
R1025
10k
Q1007
2SD0601ASL
D1014
MAZ80430ML
D2101
MAZ81400ML
D1013
MAZ80430ML
MAZ80430ML
R1028
1.5k
D1008
B3CKE0000007
R1013
47k
R1026
10k
RM1001
PNA4701M05TV
1 V
OUT
2GND
3VCC
R1005
1k
Q1008
2SD0601ASL
R1007
47
*C1005
10V
22u
Q1002
2SA207700L
*R1032
13k
R1011
47k
C1004
6.3V
47u
R1021
10k
*SN1001
B3L000000020
D2102
MAZ81400ML
V1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R1023
10k
*R1031
6.8k
V2
1
2
3
4
CH.DN
VOL.DN
TV/VTR
VOL.UP
POWER SWITCH
CH.UP
AI
REMOTE
MODEM_LED
S-GND
GND
G_LED
REMOTE CONTROL SENSOR
HEADPHONE
R_LED
STB_3.3V
SUB_5V
R(+)
L_hp(+)
R_hp(+)
POWER LED
C.A.T.S. SNESOR
L(+)
L_ch(-)
R_ch(-)
R_ch(+)
R(+)
R_hp(+)
L_hp(+)
L(+)
L_ch(+)
R_ch(+)
L_ch(+)
R_ch(-)
L_ch(-)
K-BOARD TNPA3526AB
V-BOARD TNPA3527AB
G_LED DRIVE
R_LED DRIVE
STBY5V
KEYSCAN
GND
RELAY
ALLOFF
5VS
TO
AP-BOARD
(AP6)
TO
A-BOARD
(A2)
TO
SPEAKER
7
3
8
D
E
5
C
1
A
2
6
B
4
3.9
0
0
5.0
0
0.3
0
3.9
3.9
0
3.0
0.4
3.9
3.3
0.8
2.4
3.2
-3.5
3.2
2.5
3.2
3.2
3.2
0
0
0.6
0
0
3.9
3.9
3.9
3.9
3.2
0
4.8
4.9
0
4.9
TC-19/23LX50, TC-19/23LE50
K-Board and V-Board Schematic Diagram
K-Board and V-Board Schematic Diagram
TC-19/23LX50, TC-19/23LE50
K-Board and V-Board Schematic Diagram
K-Board and V-Board Schematic Diagram
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
29
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
30
11 Printed Circuit Views
11.1. A-Board
A
1
3
5
2
4
6
C
E
G
I
B
D
F
H
C3058
D3034
C3059
D3035
D3036
D3037
D3039
C3060
C4001
C3061
C3062
C4003
C3063
C4004
C3064
D3040
D1101
C4005
C3065
C4006
D1102
C3066
D1103
C3067
D1104
C3068
D1105
R1101
C4009
C3069
D1106
R1102
R1103
D1107
C4200
D1108
C4201
D1109
C4202
R1107
C4203
R1108
C4204
C3070
C4205
R1109
C3071
C4011
C4012
C4206
IC1102
C3072
IC1103
C3073
C4013
C4207
L6003
C4014
IC1104
C4208
D1110
C3074
C4015
C3075
C4016
IC1106
C3076
C4017
C3077
R1110
C4018
C4400
C3078
R1111
C4019
Q4015
C4401
Q4016
C4402
Q4017
R1113
Q4018
R1114
C4405
R1115
Q4019
C001
C4406
R1116
C002
C4407
C003
C4020
C3080
C4408
C004
C4021
R1119
C3081
C005
C4022
C006
C4023
C3083
C007
C4218
Q4020
C4024
C008
C4219
C4025
Q4021
C009
C3085
Q4022
D4002
C3086
Q4023
D4003
C3087
Q4024
Q4025
D4005
D4006
Q4026
R1122
R1123
R4003
D4007
D4008
C4220
R1124
C010
C4415
Q4029
C012
R3066
C013
R3067
C3090
FL3001
C3091
C1152
C3092
C1153
C1154
Q4030
C3094
C1155
Q4031
C1156
Q4032
C3096
R4204
R3070
C4039
C3099
R3073
R1134
R4208
R3074
R1135
R3075
R1136
R1138
C4040
R3078
R4019
R1139
C4235
C4236
C4237
C4044
R4210
C4045
R4212
C4046
C4047
R4213
IC4017
R4020
R4214
IC4018
R1140
C4048
R4215
R4021
IC4019
C4049
R4216
R4022
R4217
R4023
R1143
R4024
C4240
R4218
R4025
C4241
C2301
R4026
R3086
C2302
R4027
C2303
C4050
R4028
R1148
R3088
C2304
IC4021
C4051
R4029
Q2301
C2305
C4052
IC4022
C4246
C1172
C4053
Q2303
R4220
C4054
IC4024
IC4025
C1175
C4055
R4221
C2309
R4222
C4056
C1176
IC4026
C4057
R4223
Q2307
C4058
R4030
Q2308
R4031
IC4029
C1179
R4225
Q2309
R4032
R4226
R4034
R4228
C2310
R1156
R3096
R3097
C4060
IC4030
C2314
C1181
R1159
C4061
C4256
C4257
C4063
R4230
C4064
Q2314
C4259
C2319
Q2315
C1186
R4232
Q2316
C4067
C1187
R4233
Q2317
C1188
C4068
R1160
R4234
Q2318
C1189
JS3001
R1161
R4236
R1162
JS3002
C4260
R1164
C4261
R4239
R1165
R1166
C4262
C2322
C1190
C4070
C4071
C1191
C4265
C1192
C4266
C4267
C1193
C4074
C1194
R4240
D2304
R4241
R2303
R4244
R1170
R2304
D2308
R4245
R1172
R1173
R1174
R4055
R4249
R4056
C4272
IC2302
R4057
R1178
C4274
C4080
R1179
C4275
C4082
C4276
C4083
R4250
C4085
R4251
R2311
R2312
C4088
R1180
R1181
R1182
R2316
R1183
R2317
C4280
R1184
R4064
C4281
R4065
R1185
R2319
C4282
R4066
R1186
R1187
R4067
R1188
C4284
FL4001
R1189
C4286
FL4003
R2320
C4289
R2321
FL4005
FL4006
R2323
R1190
R4071
R1191
FL4009
R4072
R1192
R4073
R1193
R2327
R1194
C4290
R4268
R4074
R2328
R1195
IC001
R4269
R4075
C4291
R1196
R4076
R1197
R4077
R4078
R1198
R1199
R4079
C3101
C4296
C3102
C4297
FL4014
R4270
FL4015
R4272
C3106
R4273
C3107
R4274
R4080
R4275
C3109
R4276
R4082
R4277
JS1103
R4278
R4084
R4085
R4279
R4086
R4087
R4088
R4089
C3111
C3113
R4280
R4281
R2341
C3115
R4282
C3116
R4283
R2343
R4090
R4284
C3118
R2344
R4091
R4285
R4092
R4093
R4094
R4095
R4096
C2372
C2373
C2374
C6001
C3121
C6003
C3123
C6004
R4290
C6005
C3125
C3126
C6007
C3127
C6008
C3128
R3100
C6009
C3129
R3102
R4297
R3103
R4298
R3104
C6011
R3109
C6012
C3132
C3133
C6014
C3134
C3135
C6016
C6017
C6018
R3110
C3138
C6019
C3139
R3112
JS4012
JS4013
R3114
R3116
R3116
JS4018
R3118
C6021
JS4019
R3119
C3141
C6022
C3142
C6023
C3143
C6024
C3144
L3001
JS001
C3145
C6026
JS002
C3146
L3002
C6027
C3147
L3003
JS4020
R3120
L3004
C3148
C6029
L3005
C3149
R3123
JS4024
R6004
JS4025
R3125
JS4026
JS4027
R6007
R3127
C6030
JS4028
R6008
R3128
C3150
IC6001
JS4029
R3129
C3151
IC6002
C3154
C3155
R2384
JS4030
R3130
R2385
C6039
JS4031
R3131
R2386
R6012
JS4032
R2387
JS4033
R2388
R6015
R2389
R3136
R3137
C6040
R3138
R6019
C6041
C4102
C6043
C4103
C4104
R2390
C4105
C6045
R2391
C4106
C6046
R2392
C6047
C4107
R2393
R6020
C4108
C6048
R1200
R3140
R2394
JS4041
C4109
R2395
R1202
R2396
JS4043
R3143
R2397
R1204
C4300
R3144
R2398
JS4045
C4301
R3145
R1206
JS4046
C4302
JS4047
C4304
C4110
R1208
R3148
C4111
C4305
R1209
C4306
C4112
C4113
C4114
C6055
C4115
C4116
C4117
C4118
C4117
C4118
R1210
R3150
R1211
C4119
R3151
TU001
R3152
R1213
C4310
R1214
C4311
R3155
C4312
C4313
R3157
C4120
C4314
R3158
C4315
C4121
R3159
C4316
C4122
C4317
C4123
C4318
C4124
L1101
C4125
C4126
C4127
C4128
R3160
R4101
C4129
R3161
R3162
R1223
R3163
R4104
R1224
R4105
R1225
R3166
C4323
R1227
R3167
C4130
R1228
R3168
C4131
R1229
R3169
C4132
C4327
C4133
C4134
R4300
R4301
C4135
C4136
R4302
R4303
C4137
C4138
C4138
R1230
R4304
R3170
R4111
R4305
C4139
R3171
R4112
R1232
R4306
R3172
R1233
R4307
R3173
R1234
R4114
R4308
C4330
R3174
R1235
R4115
C4331
R4309
JK3001
R3175
R3176
R1237
R4117
JK3003
R3177
C4140
R4118
R3178
R4119
C4141
R1239
C4142
C2202
C4143
C2203
C4338
R4310
C2204
C4144
C4339
R4311
C4145
C2205
C4146
C2206
R4313
C2207
R3180
R1240
R4120
R4314
C2208
R3181
R1241
R4121
C2209
C4149
R4122
R1242
R4316
R1243
R4317
L4007
L4008
R4124
R1244
L4009
R1245
C4341
R4125
R4126
C4342
R1246
R1248
R4128
C4150
C4151
R4129
R1249
C4152
C4153
C4154
L4010
R4321
C4155
L4011
R4322
C4156
C4157
R4323
C4158
L4014
R4130
R4324
R1250
R4325
C4159
R1251
R4131
C2219
R4326
L4016
R4132
R1252
L4017
R1253
R4133
R4134
R1254
L4018
L4019
R4135
R1255
C4351
R4136
C4352
R1257
C4353
C4160
C4354
C4161
C2221
C4162
C2222
C4357
C4163
R4330
C4358
C4164
L4020
C4359
C4165
L4021
L4022
C4166
L4023
C4167
R4140
C4168
L4024
C4169
R4141
R2201
R4142
R1262
L4026
R1263
L4027
R4143
C4360
L4029
R2205
C4361
R1266
R2206
C4363
R2207
C4170
C4364
C4365
R4149
R2209
C4366
C4367
C4368
C4174
C4369
C4175
Q001
Q002
C4176
C4177
L4034
R4150
C4178
R2210
C4179
R1271
R2213
C4370
C4371
C4372
C4373
R4157
C4374
C4375
R4159
R1279
C4376
C4182
C4183
C4379
C4185
C4186
C4187
C4188
R4160
R1280
C4189
R4161
L001
R1281
R4162
R1282
R4163
R1283
C4380
R4164
R4165
R4166
R4168
C4191
C4192
C4387
C4193
C4388
C4196
C4197
C4198
R4170
C4199
R4171
Q3001
R4173
R4174
R4175
R4176
Q3006
Q3007
Q3008
Q3009
R4371
C4399
R4373
Q3010
Q3012
R4182
Q3013
R4183
R4378
R4184
R4185
R4186
R4187
R4383
R4384
R4386
R4387
R4388
R4389
D3007
D3008
X6001
D3009
D3010
D3011
R4396
D3012
IC3006
R4397
IC3007
D3013
D3014
D3016
D3017
D3018
R001
R002
R003
D3020
R004
Q1101
R005
D3021
Q1102
R006
D3022
R007
D3023
R008
Q1104
R009
Q1106
D3026
Q1107
D3027
D3029
Q1109
R010
D3030
Q1110
D3031
A
A
B
B
TNPH0619
2
GND
A
A2
PbF
1
3
4
5
1
4
5
8
NP
NP
NP
+
1
12
13
24
1
4
5
8
NP
NP
1
4
5
3
1
3
4
5
1
3
4
4
5
1
4
5
8
1
4
5
8
+
SEE
REVERSE
FOR
ORDER
NO.
1
12
1
3
4
5
SDA
SIF-OUT
+B
BT
IFOUT
SCL
BTL
VIDEO
AGCCONT
RF-AGF
AFT
AGCADJ
AUDIO
1
36
37
72
73
108
109
144
1
3
4
5
SDA
SIF
+B
IF
SCL
BTL
VIDEO
AGCCONT
AGC
AFT
AGCADJ
BT
NP
AV1
AV2
MONOUT
1
2
8
9
13
14
6
7
AV1
AV2
MONOUT
1
4
5
8
1
16
17
32
33
48
49
64
1
2
15
16
A-BOARD (FOIL SIDE)
TXN/A10LEM (TC-23LE50/LX50)
TXN/A10LFM (TC-19LE50/LX50)
TXN/A10LEM (TC-23LE50/LX50)
TXN/A10LFM (TC-19LE50/LX50)
TC-19LE50/LX50
A-BOARD TXN/A10LFM
TC-23LE50/LX50
A-BOARD TXN/A10LEM
TC-19LE50/LX50
A-BOARD TXN/A10LFM
TC-23LE50/LX50
A-BOARD TXN/A10LEM
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
31
TC-19/23LX50, TC-19/23LE50
A-BOARD PARTS LOCATION
A-BOARD PARTS LOCATION
TC-19/23LX50, TC-19/23LE50
A-BOARD PARTS LOCATION
A-BOARD PARTS LOCATION
IC1101 F-2
IC1105 G-5
IC1107 F-6
IC1112 E-3
IC2201 D-1
IC2202 D-3
IC2301 A-1
IC2302 B-3
IC2303 A-2
IC4016 G-4
IC4020 E-3
IC4023 E-4
IC4027 F-4
IC4028 G-5
IC4031 E-5
IC4032 E-3
IC6003 E-2
IC1105 G-5
IC1107 F-6
IC1112 E-3
IC2201 D-1
IC2202 D-3
IC2301 A-1
IC2302 B-3
IC2303 A-2
IC4016 G-4
IC4020 E-3
IC4023 E-4
IC4027 F-4
IC4028 G-5
IC4031 E-5
IC4032 E-3
IC6003 E-2
Q1105 F-2
Q1108 E-3
Q2304 A-3
Q2305 A-3
Q2306 A-3
Q2310 B-2
Q2311 B-3
Q2312 A-3
Q2313 A-3
Q3002 C-3
Q3003 C-3
Q3004 C-5
Q3005 D-3
Q4001 D-5
Q4002 D-5
Q4003 D-3
Q4004 D-3
Q4005 D-3
Q4006 D-3
Q4007 D-3
Q4008 D-2
Q4009 D-4
Q4010 D-4
Q1108 E-3
Q2304 A-3
Q2305 A-3
Q2306 A-3
Q2310 B-2
Q2311 B-3
Q2312 A-3
Q2313 A-3
Q3002 C-3
Q3003 C-3
Q3004 C-5
Q3005 D-3
Q4001 D-5
Q4002 D-5
Q4003 D-3
Q4004 D-3
Q4005 D-3
Q4006 D-3
Q4007 D-3
Q4008 D-2
Q4009 D-4
Q4010 D-4
Q4011 D-4
Q4012 C-5
Q4013 C-5
Q4014 C-5
Q4027 G-5
Q4028 G-5
Q4035 H-5
Q4036 G-5
Q4037 H-5
Q4038 G-5
Q4039 E-4
Q4040 E-4
Q4041 E-3
Q4042 E-4
Q4043 D-4
Q4044 D-4
Q4045 E-3
Q4046 E-3
Q4047 E-3
Q6001 D-2
Q6002 D-2
Q6003 E-2
Q6004 E-2
Q6005 E-2
Q6006 F-2
Q4012 C-5
Q4013 C-5
Q4014 C-5
Q4027 G-5
Q4028 G-5
Q4035 H-5
Q4036 G-5
Q4037 H-5
Q4038 G-5
Q4039 E-4
Q4040 E-4
Q4041 E-3
Q4042 E-4
Q4043 D-4
Q4044 D-4
Q4045 E-3
Q4046 E-3
Q4047 E-3
Q6001 D-2
Q6002 D-2
Q6003 E-2
Q6004 E-2
Q6005 E-2
Q6006 F-2
Parts Location
A-BOARD (COMPONENT SIDE)
IC
TRANSISTOR
IC001 C-3
IC1102 C-2
IC1103 C-3
IC1104 B-2
IC1106 B-1
IC2302 F-2
IC3006 F-4
IC3007 E-5
IC4017 E-5
IC4018 D-4
IC4019 D-4
IC4021 D-5
IC4022 D-5
IC4024 B-5
IC4025 B-4
IC4026 C-5
IC4029 D-5
IC4030 B-3
IC6001 D-2
IC6002 C-2
IC1102 C-2
IC1103 C-3
IC1104 B-2
IC1106 B-1
IC2302 F-2
IC3006 F-4
IC3007 E-5
IC4017 E-5
IC4018 D-4
IC4019 D-4
IC4021 D-5
IC4022 D-5
IC4024 B-5
IC4025 B-4
IC4026 C-5
IC4029 D-5
IC4030 B-3
IC6001 D-2
IC6002 C-2
Q001 E-3
Q002 C-3
Q1101 A-2
Q1102 C-2
Q1104 B-2
Q1106 C-2
Q1107 B-2
Q1109 B-3
Q1110 A-3
Q2301 G-3
Q2303 G-2
Q2307 G-1
Q2308 G-3
Q2309 F-2
Q2314 G-2
Q2315 G-3
Q2316 G-2
Q2317 G-2
Q2318 G-2
Q3001 F-3
Q3006 E-5
Q002 C-3
Q1101 A-2
Q1102 C-2
Q1104 B-2
Q1106 C-2
Q1107 B-2
Q1109 B-3
Q1110 A-3
Q2301 G-3
Q2303 G-2
Q2307 G-1
Q2308 G-3
Q2309 F-2
Q2314 G-2
Q2315 G-3
Q2316 G-2
Q2317 G-2
Q2318 G-2
Q3001 F-3
Q3006 E-5
Parts Location
A-BOARD (FOIL SIDE)
IC
TRANSISTOR
Q3007 F-4
Q3008 F-4
Q3009 F-4
Q3010 F-4
Q3012 F-4
Q3013 F-4
Q4015 B-5
Q4016 B-5
Q4017 C-4
Q4018 C-4
Q4019 C-5
Q4020 D-3
Q4021 D-3
Q4022 D-3
Q4023 D-3
Q4024 D-3
Q4025 D-3
Q4026 B-5
Q4029 A-3
Q4030 A-3
Q4031 D-5
Q4032 D-6
Q3008 F-4
Q3009 F-4
Q3010 F-4
Q3012 F-4
Q3013 F-4
Q4015 B-5
Q4016 B-5
Q4017 C-4
Q4018 C-4
Q4019 C-5
Q4020 D-3
Q4021 D-3
Q4022 D-3
Q4023 D-3
Q4024 D-3
Q4025 D-3
Q4026 B-5
Q4029 A-3
Q4030 A-3
Q4031 D-5
Q4032 D-6
A
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
32
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