50PS30FD-GA (CHASSIS:PE91A) - LG TV Service Manual (repair manual). Page 43

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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.
C1103
50V
READY
6.8pF
TUNER_SIF
+1.8V_TU
C1109
0.1uF
+1.8V_TU_CE
C
1
1
1
5
1
0
0
0
p
F
C
1
1
1
6
0
.
1
u
F
+5V_TU
C1119
0.1uF
C1120
56pF
C1121
0.1uF
C
1
1
2
4
0
.
1
u
F
C1126
39pF
R1112
680
+1.8V_TU
+3.3V_TU
TU_RESET
+3.3V_TU
XC5000_RESET
C1130
0.1uF
16V
C1134 1000pF
IF_AGC
C1136
0.1uF
16V
+3.3V_TU_CE
R1127
10
C1141
0.1uF
16V
C1142
0.1uF
16V
+1.8V_TU
C1143
0.1uF
16V
C1144
0.1uF
16V
+3.3V_TU
C1146
120pF
C1147
0.1uF
16V
C
1
1
4
8
0
.
1
u
F
C1149
0.1uF
16V
TU_RESET
R1135
680
+1.8V_TU
C
1
1
5
6
0
.
1
u
F
+3.3V_TU
C1158
0.1uF
C1159
0.1uF
R1142
10
READY
SCL1
+3.3V_TU
/FE_RESET
C1164
0.1uF
16V
C1165
0.1uF
C1167
0.1uF
SDA1
+3.3V_TU
R1150
100
C1171
0.1uF
C1174
0.1uF
16V
C1176
0.1uF
16V
+1.8V_TU
R1152
4.99K
1%
+5V_TU
TUNER_CVBS
C
1
1
8
2
0
.
1
u
F
R1155
100
L1112
MLB-201209-0120P-N2
L1113
MLB-201209-0120P-N2
L1101
MLB-201209-0120P-N2
R1161
0
R1156
0
C1184
0.1uF
16V
R1157
390
R1158
0
+5V_TU
TUNER_IF_P
R1159
390
+5V_TU
R1160
0
TUNER_IF_N
C1183
0.1uF
16V
IC1104
XC5000
1
VDDA_1
2
IN1
3
GND_1
4
IN2
5
GND_2
6
EXTCHOKE
7
GND_3
8
VDDA_2
9
VDDA_3
10
VDDC_1
11
GND_4
12
VDDC_2
13
VDDC_3
14
VDDA_4
15
VAGC
16
VIF
17
VDDA_5
18
SIF
19
GND_5
20
VDDC_4
21
VDDA_6
22
GND_6
23
VDDD_1
24
TESTMODE
25
DDI1
26
VDDC_5
27
DDI2
28
ADDRSEL
29
X2
30
GND_7
31
X1
32
EXTREF
33
VDDD_2
34
SCL
35
SDA
36
GND_8
37
RESET
38
VI2C
39
VDDC_6
40
VREF_N
41
VREF_P
42
VDDC_7
43
VDDC_8
44
REXT
45
VDDA_7
46
GND_9
47
VDDC_9
48
VDDA_8
C
1
1
2
9
0
.
1
u
F
C1133
0.1uF
16V
C
1
1
1
7
0
.
1
u
F
R1130
1K
C
1
1
6
3
0
.
1
u
F
C1151
0.1uF
C
1
1
1
8
0
.
1
u
F
C
1
1
6
9
0
.
1
u
F
C1168
0.1uF
16V
C1132
0.1uF
16V
C1112
0.1uF
16V
C1114
0.1uF
16V
R1101
390
R1122
390
C1106
0.1uF
16V
L1108
0603CS-R27XGLW
270nH
2%
L1116
0603CS-R39XGLW
390nH
2%
L1114
1008CS-821XGLC
2%
820nH
D1102
RCLAMP1521P
READY
Q1102
ISA1530AC1
E
B
C
Q1103
ISA1530AC1
E
B
C
Q1108
ISA1530AC1
E
B
C
Q1109
ISA1530AC1
E
B
C
X1102
31.875MHz
L1111
0603CS-6N8XGLW
6.8nH
2%
L1105
MLF1608A2R7J
2.7uH
5%
L1110
MLF1608A2R7J
2.7uH
5%
D1101
RCLAMP0502B
C1
A
C2
JK1101
KCN-ET-0-0094
1
2
L1118
C1180
330uF
4V
+3.3V_TU
C1185
0.1uF
16V
C1186
0.1uF
16V
C1187
0.1uF
16V
C1105
10uF
6.3V
C1152
18pF
50V
C1131
18pF
50V
IF_AGC
R1100
33
+1.8V_TU_CE
C1100
0.1uF
50V
X1100
20.48MHz
TU_SLEEP_MODE
C1101
0.1uF
16V
R1102
10K
C1102
0.1uF
16V
R
1
1
0
3
0
R1104
33
C
1
1
0
7
2
2
p
F
READY
+3.3V_TU_CE
R1106
33
+3.3V_TU_CE
R1107
47K
READY
FE_TS_SYN
R1109
10K
READY
C
1
1
1
0
2
2
p
F
READY
FE_TS_VAL
+1.8V_TU_CE
R1110
100K
READY
R1111
0
C1111
27pF
50V
+3.3V_TU_CE
R1115
1K
+1.8V_TU_CE
C1113
1nF
50V
/FE_RESET
C1122
27pF
50V
FE_TS_CLK
R1117
33
+3.3V_TU_CE
R1118
22K
+3.3V_TU_CE
+3.3V_TU_CE
FE_TS_SERIAL
R1120
4.7K
READY
IC1100
CE6355
1
VSS_1
2
VDD_1
3
VSS_2
4
CLK1
5
DATA1
6
IRQ
7
CVDD_1
8
VSS_3
9
RESET
10
SLEEP
11
STATUS
12
SADD4
13
VDD_2
14
VSS_4
15
SADD3
16
SADD2
17
SADD1
18
SADD0
19
CVDD_2
20
VSS_5
21
PLLVDD
22
PLLGND
23
XTI
24
XTO
25
VSS_6
26
PLLTEST
27
OSCMODE
28
AVDD
29
AGND_1
30
VIN
31
VIN
32
AGND_2
33
VDD_3
34
RFLEV
35
CLK2/GPP0
36
DATA2/GPP1
37
CVDD_3
38
VSS_7
39
CVDD_4
40
VSS_8
41
AGC2/GPP2
42
AGC1
43
GPP3
44
SMTEST
45
VDD_4
46
VSS_9
47
MOSTRT
48
MOVAL
49
MDO0
50
MDO1
51
MDO2
52
MDO3
53
MDO4
54
VDD_5
55
VSS_10
56
MDO5
57
MDO6
58
MDO7
59
CVDD_5
60
VSS_11
61
MOCLK
62
BKERR
63
MICLK
64
CVDD_6
TUNER_IF_P
TUNER_IF_N
R1121
10K
R1123
33
+1.8V_TU_CE
C1123
0.1uF
16V
READY
SCL1
R1124
10K
SDA1
R1126
0
C1125
0.1uF
16V
C1128
0.1uF
16V
C1137
0.1uF
16V
C1138
0.1uF
16V
C1135
10uF
6.3V
C1139
10uF
6.3V
C1140
0.1uF
16V
C1145
0.1uF
16V
LD1100
SAM2333
READY
A
2
[
G
N
]
C
A
1
[
R
D
]
R1108
4.7K
C1127 0.1uF
16V
C1108
18pF
C1173
18pF
C1104
50V
6.8pF
C1161
50V
6.8pF
R1153
1K
R1138
1K
TUNER
9
9
: ACTIVE LOW (SOFT RESET)
Place the Buffer close to Tuner
(TUNER RESET GPIO OPTION)
TUNER RESET
MSD3369GV NZ Platfrom
ACTIVE HIGH
08.10.06 CHANGE LOAD CAP 22pF -> 27pF
Display
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