Read LG 50PM670T-ZA (CHASSIS:PD22C) Service Manual online
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
+3.3V_MULTI
+1.2V_MTK_CORE
+1.2V_MTK_CORE
DVDD3V3
C343
0.1uF
0.1uF
C328
0.1uF
0.1uF
+1.2V_MTK_CORE
C312
0.1uF
0.1uF
OPT
C307
0.1uF
0.1uF
OPT
DVDD3V3
L300
BLM18PG121SN1D
C306
0.1uF
0.1uF
C313
0.1uF
0.1uF
C311
0.1uF
0.1uF
DAC_3V3
C329
0.1uF
0.1uF
C350
0.1uF
0.1uF
C325
0.1uF
0.1uF
C337
0.1uF
0.1uF
C333
0.1uF
0.1uF
C347
0.1uF
0.1uF
C322
0.1uF
0.1uF
C341
0.1uF
0.1uF
C315
0.1uF
0.1uF
C310
0.1uF
0.1uF
C308
0.1uF
0.1uF
C352
10uF
10V
10uF
10V
C321
22uF
22uF
6.3V
C300
10uF
10uF
6.3V
C305
10uF
10uF
6.3V
C319
10uF
10uF
6.3V
C354
10uF
6.3V
10uF
6.3V
C327
10uF
10uF
6.3V
L310
BLM18PG121SN1D
DVDD3V3_STB
C335
0.1uF
0.1uF
P_+5V
C317
10uF
10uF
6.3V
L302
BLM18PG121SN1D
AVDD3V3_MEMPLL
C340
0.1uF
0.1uF
OPT
C324
22uF
22uF
6.3V
IC300
AZ1117BH-ADJTRE1
2
OUTPUT
3
INPUT
1
ADJ/GND
R303
1
C316
0.1uF
0.1uF
IC100
LGE2112
VCCK_43
AR7
VCCK_45
AT7
VCCK_47
AU7
VCCK_42
AP8
VCCK_44
AR8
VCCK_46
AT8
VCCK_48
AU8
VCCK_37
AM7
VCCK_39
AN7
VCCK_41
AP7
VCCK_38
AM8
VCCK_40
AN8
VCCK_1
P14
VCCK_9
R14
VCCK_11
T14
VCCK_13
U14
VCCK_14
V14
VCCK_16
W14
VCCK_18
Y14
VCCK_20
AA14
VCCK_22
AB14
VCCK_23
AC14
VCCK_28
AC19
VCCK_2
P15
VCCK_24
AC15
VCCK_3
P16
VCCK_25
AC16
VCCK_15
V23
VCCK_17
W23
VCCK_19
Y23
VCCK_21
AA23
VCCK_31
AC22
VCCK_32
AC23
VCCK_36
AD24
VCCK_8
P23
VCCK_10
R24
VCCK_12
T24
VCCK_33
AC24
VCCK_30
AC21
VCCK_7
P20
VCCK_29
AC20
VCCK_6
P19
VCCK_27
AC18
VCCK_5
P18
VCCK_26
AC17
VCCK_4
P17
VCCK_34
AD18
VCCK_35
AD23
VCC3IO_B_4
AL9
VCC3IO_B_2
AK10
VCC3IO_B_1
AK9
VCC3IO_B_3
AK11
VCC3IO_A_5
H29
VCC3IO_A_7
J29
VCC3IO_A_6
H30
VCC3IO_A_8
J30
VCC3IO_A_3
G31
VCC3IO_A_4
G32
VCC3IO_A_2
F33
VCC3IO_A_1
E34
IC100
LGE2112
DVSS_51
R2
DVSS_52
R3
DVSS_37
J4
DVSS_53
R4
DVSS_107
Y4
DVSS_20
F5
DVSS_38
J5
DVSS_54
R5
DVSS_108
Y5
DVSS_95
W5
DVSS_44
L7
DVSS_46
M7
DVSS_56
R7
DVSS_120
AA5
DVSS_130
AB5
DVSS_43
K7
DVSS_77
U7
DVSS_97
W7
DVSS_13
E9
DVSS_12
E8
DVSS_22
F9
DVSS_28
G14
DVSS_39
J6
DVSS_57
R15
DVSS_68
T15
DVSS_78
U15
DVSS_87
V15
DVSS_99
W15
DVSS_112
Y15
DVSS_122
AA15
DVSS_132
AB15
DVSS_34
H11
DVSS_58
R16
DVSS_69
T16
DVSS_79
U16
DVSS_88
V16
DVSS_100
W16
DVSS_113
Y16
DVSS_123
AA16
DVSS_133
AB16
DVSS_59
R17
DVSS_70
T17
DVSS_80
U17
DVSS_89
V17
DVSS_114
Y17
DVSS_71
T18
DVSS_90
V18
DVSS_115
Y18
DVSS_72
T19
DVSS_91
V19
DVSS_116
Y19
DVSS_101
W17
DVSS_124
AA17
DVSS_134
AB17
DVSS_60
R18
DVSS_131
AB6
DVSS_35
H19
DVSS_36
H22
DVSS_40
J11
DVSS_41
J12
DVSS_42
J22
DVSS_55
R6
DVSS_62
R20
DVSS_73
T20
DVSS_83
U20
DVSS_92
V20
DVSS_104
W20
DVSS_117
Y20
DVSS_127
AA20
DVSS_137
AB20
DVSS_29
G16
DVSS_63
R21
DVSS_74
T21
DVSS_84
U21
DVSS_93
V21
DVSS_105
W21
DVSS_118
Y21
DVSS_128
AA21
DVSS_138
AB21
DVSS_64
R22
DVSS_75
T22
DVSS_85
U22
DVSS_94
V22
DVSS_106
W22
DVSS_119
Y22
DVSS_129
AA22
DVSS_139
AB22
DVSS_65
R23
DVSS_76
T23
DVSS_86
U23
DVSS_140
AB23
DVSS_96
W6
DVSS_30
G17
DVSS_27
F25
DVSS_109
Y6
DVSS_17
E21
DVSS_25
F21
DVSS_45
L8
DVSS_66
T7
DVSS_7
D11
DVSS_14
E11
DVSS_8
D12
DVSS_18
E22
DVSS_26
F22
DVSS_33
G25
DVSS_136
AB19
DVSS_126
AA19
DVSS_49
P22
DVSS_103
W19
DVSS_82
U19
DVSS_61
R19
DVSS_110
Y7
DVSS_135
AB18
DVSS_125
AA18
DVSS_102
W18
DVSS_81
U18
DVSS_121
AA7
DVSS_47
N22
DVSS_67
T8
DVSS_98
W8
DVSS_111
Y8
DVSS_11
E7
DVSS_21
F8
R302
560
560
1%
R300
330
1%
C303
0.1uF
0.1uF
INNER CAP
C301
0.1uF
0.1uF
INNER CAP
C336
0.1uF
0.1uF
INNER CAP
C302
0.1uF
0.1uF
OPT
C304
0.1uF
0.1uF
OPT
C309
0.1uF
0.1uF
OPT
CORE 1.2V : 6100mA
MULTI 3.3V : XXXXmA
60mA
5600mA
On the Main chip
R2
R1
*V0=1.25(1+R2/R1)
=3.37
=3.37
BOTTOM PCB FOR REWORKING
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