A14
PCB_KY7AC
PRIMARY CIRCUIT (LIVE)
1AA4B10C5890A_X
A SIDE
SECONDARY CIRCUIT
PTH601
FB601
DB601
FB602
D604
C608
C609
C612
C613
C614
C616
C618
C636
PTH651
C654
C657
C658
R661
C662
K6A
D681
1
12
K6R
D682
C685
11
6
5
1
T651
DS601
T601
L603
C681
C683
Q601
Q602
IC651
C607
C611
R613
R614
K6AC
2
1
PC601
PC602
R659
C664
R673
R674
VR601
+
C651
C652
C653
C659
+
C661
C656
D653
R647
R
6
5
5
C650
R635
R636
R634
PTH652
L611
L614
L616
D652
C625
A30C5
PoWer (SIde:A)
PoWer (SIde:B)
B SIDE
PTH601
FB601
DB601
FB602
D604
C608
C609
C612
C613
C614
C616
C618
C636
PTH651
C654
C657
C658
R661
C662
K6A
D681
D682
C685
1
5
6
11
T651
DS601
T601
L603
C681
C683
Q601
Q602
IC651
C607
C611
R613
R614
K6AC
1
2
R606
D601
R603
R602
D610
D603
R627
R625
R630
C628
C619
D606
R637
R624
C623
Q621
D609
R612
C621
C633
R628
C622
R631
C629
D607
R619
C627
R632
R621
C631
Q622
D615
R629
R649
R633 C632
R618
D608
R626
C624
R620
D605
D602
R615
C626
R638
R642
R641
R639
R650
Q652
R648
Q651
D654
R662
C663
R660
R658
R652
R656
R657
R654
R653
R651
R681 C682
R699
C684
C692
D683
R679
IC681
C691
R684
R693
C686
D686
R694
R686
C688
Q681
R687
Q682
R671
R604
R622
R672
R683
R692
R682
R688
D651
IC601
1
8
9
16
A30C5
A
A
B
B
C
C
F
F
1LG4B10W0270A
H
H
1st_Reflow
2
1
30
29
K8941
2
1
80
79
K8001
SCREW5
SCREW11
SCREW1
SCREW4
SCREW7
SCREW10
T8001
CON8001
R8044
R8045
R8046
C8077
C8078
R8244
R8245
R8249
TP_3.3V
R8058
R8059
R8251
R8252
R8253
C8087
R8060
C8088
R8061
C8089
R8256
R8062
R8257
R8063
R8258
R8064
R8065
R8066
R8068
C8090
C8091
R8069
C8092
C8093
R8260
C8094
R8261
C8095
R8262
C8096
C8098
R8070
R8264
C8099
R8071
R8072
R8266
R8267
R8073
R8268
R8269
R8270
R8271
R8272
R8273
R8274
R8275
R8276
R8277
R8278
R8279
R8280
R8281
R8282
R8283
R8284
R8285
RB8002
RB8003
RB8004
RB8005
RB8006
RB8007
RB8008
RB8009
RB8010
RB8011
RB8012
RB8013
RB8023
RB8024
RB8025
RB8026
RB8027
RB8028
RB8029
RB8030
RB8031
RB8032
RB8033
RB8034
RB8035
RB8036
RB8037
RB8038
RB8039
TP_1.2V
RB8040
C8104
RB8041
RB8042
RB8043
RB8044
C8109
RB8045
RB8046
RB8047
C8110
C8111
C8112
C8113
C8114
C8115
C8116
C8117
RB8248
C8118
RB8249
C8119
RB8250
C8120
RB8251
C8121
RB8252
C8122
RB8253
C8123
RB8254
C8124
RB8255
C8125
RB8256
C8126
RB8257
C8127
RB8258
C8128
RB8259
R8101
C8129
R8102
R8103
R8104
R8105
RB8260
C8130
RB8261
R8109
C8131
RB8262
C8132
RB8263
C8133
RB8264
C8134
RB8265
C8135
C8136
C8137
C8138
R8111
C8139
R8112
R8113
R8114
R8116
R8117
R8118
C8140
C8141
C8142
C8143
C8144 C8145
L8001
C8146
C8147
L8003
R8120
C8148
C8149
L8005
L8006
L8007
L8008
L8009
C8150
C8151
C8152 C8153
C8154
C8155
C8156
C8157
C8158
C8159
R8133
R8136
C8160
TP8001
C8161
TP8002
C8162
TP8003
C8163 C8164
C8165
C8166
C8167
C8168
C8169
C8170
C8171
C8172
C8173
C8174
C8175
C8176
C8177
C8178
C8179
R8154
R8155
C8180
C8181
C8182
C8183
C8184
C8185
C8186
C8187
R8160
C8188
C8189
R8162
R8166
R8167
R8168
C8190
R8169
C8191
C8192
C8193
C8194
C8195
C8196
C8197
C8198
C8199
R8171
R8172
R8173
R8174
R8946
R8947
R8178
R8180
R8181
R8182
R8183
R8186
R8188
R8189
R8190
R8191
R8192
R8193
R8194
R8195
R8196
R8198
TE8002
C8001
C8002
+
C8003
+
C8004
C8005
Q8001
C8006
Q8002
C8007
C8008
C8200
C8201
C8202
C8203
C8204
C8205
C8206
C8207
C8208
C8209
C8210
C8211
C8212
C8213
C8214
C8021
C8215
C8022
C8216
+
C8023
C8218
+
C8024
C8219
+
C8025
C8026
C8027
+
C8028
R8001
R8002
C8220
R8004
C8221
R8005
C8222
R8006
TP_2.6V
C8223
R8007
C8224
R8008
C8225
C8031
R8009
C8226
C8032
C8227
C8228
R8200
C8034
C8229
R8201
C8035
9
16
8
1
IC8005
C8036
5
4
1
3
IC8007
C8037
C8038
C8039
C8230
C8231
C8232
C8233
C8234
C8040
29
1
28
56
IC8010
C8235
C8041
1
4
5
8
IC8011
C8236
C8237
C8043
C8238
C8044
C8239
C8045
C8046
C8047
1
5
6
10
IC8018
C8048
1
5
6
10
IC8019
C8049
R8021
R8022
C8240
C8243
C8244
C8050
C8245
C8051
C8246
C8052
C8247
C8053
C8054
R8222
C8056
C8057
R8224
C8058
R8225
C8059
R8227
R8228 R8229
R8230
R8231
R8232
R8233
R8234
R8237
10
1
CON8002
R8033
R8034
R8035
R8036
R8037
R8038
R8039
R8040
R8041
R8042
L8010
L8011
D8003
D8004
D8007
D8008
K8002
1
5
L8004
R8288
A30C5
B SIDE (2nd Reflow)
1LG4B10W0270A
??? ***
SCREW6
SCREW12
R8047
R8048
C8070
R8049
C8071
C8072 C8073
R8240
C8074
R8241
C8075
R8242
C8076
R8243
R8050
C8079
R8051
R8053
R8054
R8055
R8056
R8057
C8080
C8081
C8082 C8083
C8084
C8085
C8086
R8254
R8255
R8259
R8067
R8090
R8286
R8099
RB8001
RB8014
RB8015
RB8016
RB8017
RB8018
RB8019
RB8020
RB8021
RB8022
TP6V_IN
X8001
C8101
X8002
C8102
C8103
X8004
X8005
C8105
C8106
C8107
C8108
R8100
R8106
R8107
R8108
R8110
R8115
R8119
L8002
L8012
R8121
R8122
R8123
R8124
R8125
R8126
R8128
R8129
R8130
R8131
R8132
R8134
R8135
R8137
R8138
R8139
R8140
R8141
R8142 R8143
R8144
R8145
R8146
R8147
R8148
R8149
R8150
R8151
R8152
R8153
R8156
R8157
R8158
R8159
R8161
R8163
R8164
R8165
R8170
R8945
R8175
R8176
R8177
R8948
R8949
R8179
R8950
R8184
R8185
R8187
R8197
R8199
TE8001
C8009
C8010
C8011
C8012
C8013
C8014
C8015
+
C8017
C8018
C8019
C8020
C8217
C8029
D8006
C8030
1
13
24
25
37
48
36
12
IC8001
C8033
8
5
4
1
IC8003
IC8004
R8202
5
4
1
3
IC8006
R8203
R8204
R8010
1
4
5
8
IC8008
R8011
R8205
R8012 R8013 R8014 R8015 R8016 R8017
R8018
R8019
C8042
1
33
66
34
IC8012
1
33
66
34
IC8013
1
33
66
34
IC8014
1
33
66
34
IC8015
IC8016
IC8017
R8020
R8215
R8218
R8219
R8026
R8027
1
4
5
8
IC8020
R8028
R8029
C8248
R8220
C8249
R8221
C8055
R8223
R8030
R8031
R8032
R8226
C8250
C8251
C8060
C8061
C8062
C8063
C8064 C8065
C8066
C8067
C8068
R8235
C8069
R8236
R8043
X8003
D8901
D8902
D8001 D8002
D8005
SCREW2
SCREW3
SCREW8
SCREW9
A30C5
NetWorK (SIde:A)
NetWorK (SIde:B)
LINE FILTER
“ K6AB”
THERMAL SW
SW902
MAIN
“ K8R”
LAMP
BALLAST
UNIT
MAIN
“ K8W”
MAIN
“ K8V”
Summary of Contents for LC-WB42N
Page 67: ... 67 IC Block Diagrams FA7701 DDC Control IC7841 FA7703 Fan Power Control IC7811 Component2 ...
Page 68: ... 68 IC Block Diagrams MP2106 DC DC Converter IC5721 IC8018 IC8019 FA5502 P F Control IC601 ...
Page 70: ... 70 IC Block Diagrams L3E07111 LCD Driver Gamma Correction IC401 LM4889 Audio Output IC5031 ...
Page 72: ... 72 IC Block Diagrams STR Z2156 Power OSC IC651 TE7783 Parallel I O Expander IC1802 ...
Page 73: ... 73 IC Block Diagrams MP2307 DC DC Conventer IC5860 IC5842 ...
Page 113: ...KY7 WB42N00 113 Mechanical Parts List ...
Page 114: ... KY7BC July 2009 Japan 2009 Eiki Internatinal Inc A key to better communications ...
Page 132: ...A16 PCB_KY7AC NO DATA ...