Read LG 50PQ60D-GA (CHASSIS:PE91A) 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.
C1
10
3
50
V
RE
AD
Y
6.
8p
F
TUNER_SIF
+1.8V_TU
C1109
0.1uF
+1.8V_TU_CE
C1115
1000p
F
C1116
0.1uF
+5V_TU
C1119
0.1uF
C1120
56pF
C1121
0.1uF
C1124
0.1uF
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
C1148
0.1uF
C1149
0.1uF
16V
TU_RESET
R1135
680
+1.8V_TU
C1156
0.1uF
+3.3V_TU
C1158
0.1uF
C1159
0.1uF
R1
13
8
4.
7K
RE
AD
Y
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
R1
15
2
4.
99
K
1%
R1
15
3
4.
7K
RE
AD
Y
+5V_TU
TUNER_CVBS
C1182
0.
1uF
R1155
100
L1112
MLB-201209-0120P-N2
L1113
MLB-201209-0120P-N2
L1101
MLB-201209-0120P-N2
R1
16
1
0
R1
15
6
0
C1184
0.1uF
16V
R1157
390
R1
15
8
0
+5V_TU
TUNER_IF_P
R1159
390
+5V_TU
R1
16
0
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
VD
DC
_3
14
VD
DA
_4
15
VA
GC
16
VI
F
17
VD
DA
_5
18
SI
F
19
GN
D_
5
20
VD
DC
_4
21
VD
DA
_6
22
GN
D_
6
23
VD
DD
_1
24
TE
ST
MO
DE
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
RE
SE
T
38
VI
2C
39
VD
DC
_6
40
VR
EF
_N
41
VR
EF
_P
42
VD
DC
_7
43
VD
DC
_8
44
RE
XT
45
VD
DA
_7
46
GN
D_
9
47
VD
DC
_9
48
VD
DA
_8
C1129
0.1uF
C1133
0.1uF
16V
C1117
0.1uF
R1130
1K
C1163
0.1uF
C1151
0.1uF
C1118
0.1u
F
C1169
0.1uF
C1168
0.1uF
16V
C1132
0.1uF
16V
C1112
0.1uF
16V
C1114
0.1uF
16V
R1101
390
R1122
390
C1106
0.1uF
16V
L1
10
8
06
03
CS
-R
27
XG
LW
27
0n
H
2%
L1
11
6
06
03
CS
-R
39
XG
LW
39
0n
H
2%
L1114
1008CS-821XGLC
2%
820nH
D1
10
2
RC
LA
MP
15
21
P
RE
AD
Y
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
L1
11
8
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
R1
10
0
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
R1103
0
R1
10
4
33
C1107
22pF
RE
AD
Y
+3.3V_TU_CE
R1
10
6
33
+3.3V_TU_CE
R1107
47K
READY
FE
_T
S_
SY
N
R1
10
9
10
K
RE
AD
Y
C1110
22pF
RE
AD
Y
FE
_T
S_
VA
L
+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
_T
S_
CL
K
R1
11
7
33
+3.3V_TU_CE
R1118
22K
+3.3V_TU_CE
+3.3V_TU_CE
FE
_T
S_
SE
RI
AL
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
R1
12
3
33
+1.8V_TU_CE
C1123
0.1uF
16V
RE
AD
Y
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
LDXXX
SAM2333
READY
A2[GN]
C
A1[RD]
R1
10
8
4.
7K
C1
12
7
0.
1u
F
16
V
C1108
18pF
C1173
18pF
C1104
50V
6.8pF
C1161
50V
6.8pF
TUNER
99
: 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
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