PRINTED CIRCUIT BOARD
- 19 -
Copyright
2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
1. MAIN BOARD (Component Side)
GUIDE LINE
U44
C29
C300
C42
U46
C320
U54
J26
R244
R242
R184
R41
U41
Q1
C260
R48
Q2
U4
R187
R185
C145
R81
R73
U5
L30
C71
L29
C413
C317
C72
R487
R486
R485
R484
C264
15
10
R271
R267
R225
5
R188
R230
R284
R282
R273
R232
R189
R40
R39
R283
RA46
R186
RA70
C30
R35
R96
R95
ZD4
ZD10
ZD11
L5
C302
U40
D53
Q13
R236
R28
C316
C319
X3
25
20
C265
U43
RA43
C267
R31
R281
R280
R234
R36
RA45
RA44
U8
C6
R233
ZD19
ZD8
ZD9
32
C299
C227
C58
J3
C322
C328
1
30
35
C266
40
R33
R140
R149
R148
D34
D2
ZD18
D14
29
31
30
C298
L13
L39
C57
C73
C34
U13
C48
C49
R248
R247
R246
R245
R243
R286
R179
R447
R37
RA55
R38
R32
U3
R143
R141
R157
R156
R153
R150
D38
D7
D35
28
27
26
C55
L6
L9
L12
C51
L7
R134
R1
14
R1
12
R1
10
C37
C262
25
R272
RA57
RA56
R285
RA58
L15
R481
C79
C84
R479
R480
R477
R478
R44
R142
R155
R154
D37
D36
ZD30
24
23
25
L8
L94
C40
C44
50
40
R
111
30
R135
R133
R1
13
R5
R58
R57
R62
R60
30
R61
R59
20
L17
L16
C110
C78
U49
Q3
D32
C371
R104
R255
D48
J5
R270
R269
R268
21
C533
22
20
60
20
10
R4
R47
R63
U42
C614
R97
5
10
15
RA24
RA23
60
C109
R79
R422
50
R80
Q4
D29
40
R266
ZD17
ZD20
C2
C1
19
18
17
L97
L99
70
1
U9
R130
R46
R249
R231
R224
U53
R29
C280
RA22
RA21
70
30
ZD14
L34
L33
R106
R495
R70
14
C550
16
15
C569
R49
90
80
R52
100
RA29
RA33
RA31
RA83
RA71
R78
C108
C106
C104
C111
R421
R420
R77
RA20
RA19
90
80
20
10
L35
R74
R497
R496
R72
R71
1 1
13
12
C98
L28
C534
L95
RA36
RA48
C32
R100
R51
R50
RA50
C99
C107
C105
C103
C102
C101
C100
RA18
RA17
100
U12
120
110
1
R90
R76
R75
ZD15
ZD16
9
8
10
C138
C535
L96
C522
L93
C525
C521 C520
RA32
RA30
C551
L98
RA34
20
R145
15
R82
R136
RA13
R258
R261
R259
U10
J10
R498
R499
L14
7
6
5
30
20
RA35
RA47
RA49
R430
R429 R428
25
10
RA16
RA15
RA14
L10
C53
D1
D5
D9
4
3
2
50
40
10
C361
R69
AA
AB
AC
AD
AE
AF
5
L40
C595
C38
C41
R83
R265
R263
R262
R14
R12
U11
ZD13
L3
R89
R2
R1
R6
ZD12
R500
1
A
B
C
J6
U16
R98
1
C77
C76
X6
C358
R
T
U
V
W
Y
30
U28
RA10
RA12
RA11
20
10
R17
R23
R25
R15
R13
R18
R132
R26
100
1
C16
C126
R11
D3
D6
L26
C70
J
K
L
M
N
P
RA8
RA9
RA7
40
30
R22
R21
90
R404
R402
C14
R16
R405
R403
R401
U201
C
D
E
F
G
H
RA1
50
R19
R20
D4
80
R400
R398
D42
D
8
R399
RA76
RA80
RA74
2122
23
24
25
26
1516
1718
1920
9
10
1 1
12
13
14
3
4
5
67
8
A
B
1
2
R94
R92
C74
RA4
RA3
RA2
U2
60
RA5
70
C10
C1
1
RA6
D15
ZD3
ZD24
R10
J1
RA82
RA78
RA79
RA59
RA75
RA60
20 R440
R144
10
C75
20
1
10
1
L4
L2
L1
C234
R42
R43
ZD2
C17
C4
C5
C405
R103
R102
R45
R312
ZD1
R198
R318
ZD25
C96
C134
1
RA77
RA81
80
RA68
U26
RA67
RA64
RA66
RA62
C54
C45
40
30
U15
20
50
1
10
30
50
40
U7
R121
R120 R122
R1
17
U34
R1
16
R200
R199
U50
R34
R311
D50
D27
20
10
70
1
RA69
RA63
RA65
RA61
L23
R88
U14
80
RA38
RA37
RA40
R129
R119
R118
RA42
L18
R127
ZD7
ZD5
C162
C168
R109
C150
R105
LG MNT
L2320AL(VSC)
P/N :
6870T635A14
DA
TE :2003.06.09
30
60
50
10
U27
80
70
L66
L67
L24
C391
30
40
C113
C117
C123
R85
70
U17
R24
C124
R93
R99
R56
RA39
RA41
10
1
100
ZD6
C135
C166
C149
L20
R107
D31
40
20
30
60
L83
C394
C492
L65
R91
50
C120
C1
19
60
C1
18
C121
C122
C401
R304
40
30
R126
90
R30
R412
R410
D28
R115
R413
R411
R409
J2
L41
40
C596
50
C489
C388
C400
R324
R53 R54
1
J18
R55
C399
R175
R333
50
C167
R125
R124
R123
60
70
80
C161
R408
D23
R407
R406
D21
C169
L21
C163
L19
D30
D26
GUIDE LINE