60PH6710-TD (CHASSIS:PA32B) - LG TV Service Manual (repair manual). Page 18

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THERMAL
THERMAL
THERMAL
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.
R1117 10K
+3.3V_MULTI
R1120
10K
OPT
R1139
6.8K
1%
S
P_+17V
C1125
22uF
6.3V
+1.2V_MTK_CORE
C1122
1uF
10V
P1100
SMAW200-H18S1
14
17V_DET
9
GND
4
GND
18
AUTO_GND
13
5.2V
8
VS_DET
3
GND
17
M_ON
12
VS_ON
7
5.2V
2
17V
16
AC_DET
11
GND
6
5.2V
1
17V
15
RL_ON
10
GND
5
5.2V
19
POWER_ON3
C1149
3300pF
50V
L1111
BLM18PG121SN1D
IC1100
AP2121N-3.3TRE1 
1
GND
2
VOUT
3
VIN
+5V_ST
C1102
0.1uF
16V
R1106
18K
1%
P_+17V
R1107
0
OPT
C1108
10uF
10V
+1.5V_DDR
C1121
22pF
50V
P_+17V
R1127
16K
S
C1133
10uF
6.3V
C1132
10uF
6.3V
+3.3V_ST
IC1105
TPS54327DDAR
3
VREG5
2
VFB
4
SS
1
EN
5
GND
6
SW
7
VBST
8
VIN
9
[EP]GND
AC_DET
IC1101
TPS54327DDAR
3
VREG5
2
VFB
4
SS
1
EN
5
GND
6
SW
7
VBST
8
VIN
9
[EP]GND
R1104 10K
R1103
10K
1%
C1100
10uF
10V
C1107
22pF
50V
L1112
BLM18PG121SN1D
C1103
0.1uF
16V
C1129
100uF
16V
C1126
22uF
6.3V
C1115
0.1uF
16V
OPT
C1151
22uF
6.3V
VS_DET
+5V_ST
C1138
22uF
6.3V
L1104
2uH
C1141
0.1uF
50V
S
C1140
0.01uF
50V
S
C1101
0.1uF
16V
C1112
0.1uF
50V
IC1106
TPS54231D
S
3
EN
2
VIN
4
SS
1
BOOT
5
VSENSE
6
COMP
7
GND
8
PH
P_+17V
C1109
10uF
10V
OPT
C1124
0.1uF
16V
C1123
3300pF
50V
R1116
0
OPT
R1128
3.6K
S
C1150
0.1uF
16V
R1118
10K
R1138
120K
1%
S
R1140
1.6K
1%
S
POWER_ON1
L1107
2.2uH
NR5040T2R2N 
MOD_ON
C1105
1uF
10V
R1115
51K
1%
+12V_LNB
L1106
22.0uH
S
EAP61606601
C1130
10uF
6.3V
L1103
2.2uH
NR5040T2R2N 
C1135
0.01uF
50V
S
C1118
1uF
10V
R1146
27K
1%
L1113
BLM18PG121SN1D
S
C1147
15pF
50V
S
R1102
33K
1%
C1113
0.1uF
16V
C1152
22uF
6.3V
C1110
10uF
10V
POWER_ON4
R1145
0
OPT
C1144
470pF
50V
S
RL_ON
R1135
51K
S
D1100
40V
SMAB34
S
C1128
10uF
6.3V
POWER_ON2
C1153
0.1uF
16V
R1147
0
OPT
R1148
10K
VDD3V3_HDMI
Q1100
AO3438
G
D
S
+3.3V_MULTI
+5V_ST
VS_ON
R1152
2K
RL_ON
R1149
10K
Q1101
MMBT3904(NXP)
E
B
C
C1155
0.1uF
16V
OPT
R1150
10K
C1156
0.1uF
16V
R1151
10K
P_+5V
C1154
0.1uF
16V
+5V_ST
17V_DET
C1157
10uF
10V
Q1102
AO3407A
G
D
S
C1127
1200pF
50V
R1121
3.3K
1%
R1122
6.2K
1%
R1108
11K
1%
R1198
2K
P_+5V
C1104
10uF
25V
C1106
10uF
25V
C1114
10uF
25V
C1111
10uF
25V
C1131
10uF
25V
S
IC1102
BD86106EFJ 
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
SW_1
8
SW_2
9
[EP]
C1145
10uF
16V
S
C1146
10uF
16V
S
ZD2422
5V
L1101
UBW2012-121F
L1102
UBW2012-121F
24
MID_POWER
2011.11.25
R1
Vout=0.765*(1+R1/R2)
Max 1.3A
+3.3V_Stand_By
17V->12V
R2
3A
Vout=Vref*(1+R1/R2)|Vref=0.8
R2
*NOTE 13
2A
-->3.12V
R2
Switching freq: 555K
+1.2V_CORE_MT5369
13 PSU PIN MAP
R1
Vout=0.765*(1+R1/R2)
R1
Placed on SMD-TOP
6A
R2
Vout=0.8*(1+R1/R2)
3A
R1
HDMI LEAKAGE Workaround in MTK A2(A0) (Default= with HDMI_LEAKAGE)
$0.122
$0.115
5V_STBY --> MULTI 5V
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