LG 42PM4700 Service Manual page 15

CORE 1.2V : 6100mA
+1.2V_MTK_CORE
5600mA
6.3V
6.3V
C321 C324 C328 C340
22uF 22uF 0.1uF 0.1uF
OPT
6.3V
C317 C322 C325 C329 C333 C337
10uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
6.3V
C319
10uF
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.
Copyright © 2012 LG Electronics Inc. All rights reserved.
Only for training and service purposes
MULTI 3.3V : XXXXmA
+3.3V_MULTI
OPT OPT OPT
C343 C302 C304 C309
0.1uF 0.1uF 0.1uF 0.1uF
C305
10uF
6.3V
BOTTOM PCB FOR REWORKING
C341 C347 C350 C301 C303 C336
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
On the Main chip
P_+5V
C352
10uF
10V
DVDD3V3
60mA
L300
BLM18PG121SN1D
OPT OPT
6.3V
C300 C307 C311 C313 C306 C312 C315
10uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
AVDD3V3_MEMPLL
L302
BLM18PG121SN1D
C310
0.1uF
DVDD3V3_STB
L310
BLM18PG121SN1D
6.3V
C316 C327 C335
0.1uF 10uF 0.1uF
IC300
AZ1117BH-ADJTRE1
R2
R302
560
INPUT ADJ/GND
3 1
1%
2
OUTPUT
DAC_3V3
R1
C354
10uF
*V0=1.25(1+R2/R1) 6.3V
=3.37
+1.2V_MTK_CORE
C308
0.1uF
IC100
+1.2V_MTK_CORE
LGE2112
AR7 AC22
VCCK_43 VCCK_31
AT7 AC23
VCCK_45 VCCK_32
AU7 AD24
VCCK_47 VCCK_36
AP8 P23
VCCK_42 VCCK_8
AR8 R24
VCCK_44 VCCK_10
AT8 T24
VCCK_46 VCCK_12
AU8 AC24
VCCK_48 VCCK_33
AM7 AC21
VCCK_37 VCCK_30
AN7 P20
VCCK_39 VCCK_7
AP7 AC20
VCCK_41 VCCK_29
AM8 P19
VCCK_38 VCCK_6
AN8 AC18
VCCK_40 VCCK_27
P14 P18
VCCK_1 VCCK_5
R14 AC17
VCCK_9 VCCK_26
T14 P17
VCCK_11 VCCK_4
U14 AD18
VCCK_13 VCCK_34
V14 AD23
VCCK_14 VCCK_35
W14
DVDD3V3
VCCK_16
Y14
VCCK_18
AA14
VCCK_20
AB14 AL9
VCCK_22 VCC3IO_B_4
AC14 AK10
VCCK_23 VCC3IO_B_2
AC19 AK9
VCCK_28 VCC3IO_B_1
P15 AK11
VCCK_2 VCC3IO_B_3
AC15 H29
VCCK_24 VCC3IO_A_5
P16 J29
VCCK_3 VCC3IO_A_7
AC16 H30
VCCK_25 VCC3IO_A_6
V23 J30
VCCK_15 VCC3IO_A_8
W23 G31
VCCK_17 VCC3IO_A_3
Y23 G32
VCCK_19 VCC3IO_A_4
AA23 F33
VCCK_21 VCC3IO_A_2
E34
VCC3IO_A_1
IC100
LGE2112
R2 R6
DVSS_51 DVSS_55
R3 R20
DVSS_52 DVSS_62
J4 T20
DVSS_37 DVSS_73
R4 U20
DVSS_53 DVSS_83
Y4 V20
DVSS_107 DVSS_92
F5 W20
DVSS_20 DVSS_104
J5 Y20
DVSS_38 DVSS_117
R5 AA20
DVSS_54
DVSS_127
Y5 AB20
DVSS_108 DVSS_137
W5 G16
DVSS_95 DVSS_29
L7 R21
DVSS_44 DVSS_63
M7 T21
DVSS_46 DVSS_74
R7 U21
DVSS_56 DVSS_84
AA5 V21
DVSS_120 DVSS_93
AB5 W21
DVSS_130 DVSS_105
K7 Y21
DVSS_43 DVSS_118
U7 AA21
DVSS_77 DVSS_128
W7 AB21
DVSS_97 DVSS_138
E9 R22
DVSS_13 DVSS_64
E8 T22
DVSS_12 DVSS_75
F9 U22
DVSS_22 DVSS_85
G14 V22
DVSS_28 DVSS_94
J6 W22
DVSS_39 DVSS_106
R15 Y22
DVSS_57 DVSS_119
T15 AA22
DVSS_68 DVSS_129
U15 AB22
DVSS_78 DVSS_139
V15 R23
DVSS_87 DVSS_65
W15 T23
DVSS_99 DVSS_76
Y15 U23
DVSS_112 DVSS_86
AA15 AB23
DVSS_122 DVSS_140
AB15
W6
DVSS_132 DVSS_96
H11 G17
DVSS_34 DVSS_30
R16 F25
DVSS_58 DVSS_27
T16 Y6
DVSS_69 DVSS_109
U16 E21
DVSS_79 DVSS_17
V16 F21
DVSS_88 DVSS_25
W16 L8
DVSS_100 DVSS_45
Y16 T7
DVSS_113 DVSS_66
AA16 D11
DVSS_123 DVSS_7
AB16 E11
DVSS_133 DVSS_14
R17 D12
DVSS_59 DVSS_8
T17 E22
DVSS_70 DVSS_18
U17 F22
DVSS_80 DVSS_26
V17 G25
DVSS_89 DVSS_33
Y17 AB19
DVSS_114
DVSS_136
T18 AA19
DVSS_71 DVSS_126
V18 P22
DVSS_90 DVSS_49
Y18 W19
DVSS_115 DVSS_103
T19 U19
DVSS_72 DVSS_82
V19 R19
DVSS_91 DVSS_61
Y19 Y7
DVSS_116 DVSS_110
W17 AB18
DVSS_101 DVSS_135
AA17 AA18
DVSS_124 DVSS_125
AB17 W18
DVSS_134 DVSS_102
R18 U18
DVSS_60 DVSS_81
AB6 AA7
DVSS_131 DVSS_121
H19 N22
DVSS_35 DVSS_47
H22 T8
DVSS_36 DVSS_67
J11 W8
DVSS_40 DVSS_98
J12 Y8
DVSS_41 DVSS_111
J22 E7
DVSS_42 DVSS_11
F8
DVSS_21
LGE Internal Use Only