LG 55LEX8-SA (CHASSIS:LJ03S) Service Manual ▷ View 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.
R3101
2.2K
ISDB_DEMOD
C3123
0.1uF
16V
ISDB_DEMOD
SDA1_3.3V
X3100
25MHz
25MHz
ISDB_DEMOD
C3117
0.1uF
16V
ISDB_DEMOD
C3106
0.1uF
ISDB_DEMOD
R3102
2.2K
ISDB_DEMOD
R3100
10K
10K
1%
ISDB_DEMOD
+3.3V_DE
IF_N_EXT
FE_TS_SERIAL
FE_TS_VAL_ERR
C3110
0.1uF
0.1uF
16V
ISDB_DEMOD
C3124
0.1uF
ISDB_DEMOD
R3105
2.2K
ISDB_DEMOD
FE_TS_SYNC
R3114
2.2K
OPT
C3118
15pF
50V
15pF
50V
ISDB_DEMOD
C3102
0.1uF
ISDB_DEMOD
C3103
0.1uF
ISDB_DEMOD
C3126
0.1uF
ISDB_DEMOD
C3109
0.1uF
0.1uF
ISDB_DEMOD
DEMOD_RESET
C3105
0.1uF
ISDB_DEMOD
C3127
0.1uF
ISDB_DEMOD
FE_TS_DATA_CLK
C3114
15pF
50V
15pF
50V
ISDB_DEMOD
IF_P_EXT
R3104
2.2K
ISDB_DEMOD
C3100
0.1uF
ISDB_DEMOD
R3109
22
ISDB_DEMOD
C3116
0.1uF
16V
ISDB_DEMOD
+3.3V_DE
C3107
0.1uF
ISDB_DEMOD
R3106
1M
1M
ISDB_OPT
C3121
0.1uF
16V
ISDB_DEMOD
C3125
0.1uF
ISDB_DEMOD
C3120
0.1uF
16V
ISDB_DEMOD
IF_AGC_ISDB
C3119
0.1uF
16V
ISDB_DEMOD
C3112
0.1uF
16V
ISDB_DEMOD
+1.2V_DE
SCL1_3.3V
R3110
22
ISDB_DEMOD
R3108
22
ISDB_DEMOD
C3104
0.1uF
ISDB_DEMOD
C3113
0.1uF
16V
ISDB_DEMOD
R3103
10K
ISDB_DEMOD
C3111
0.1uF
16V
ISDB_DEMOD
C3101
0.1uF
ISDB_DEMOD
C3115
0.1uF
16V
ISDB_DEMOD
C3122
0.1uF
16V
ISDB_DEMOD
R3107
22
ISDB_DEMOD
R3113
2.2K
OPT
C3108
0.1uF
ISDB_DEMOD
R3111
22
R3112
22
IC3100
MN884433
ISDB_DEMOD
1
VSS_1
2
AVDD_S
3
AII_S
4
AIQ_S
5
AVSS_S
6
VRT_S
7
VRB_S
8
TCPO_S
9
VDDL_1
10
MSCL_S
11
MSDA_S
12
VSS_2
13
VSSH
14
PSEL
15
ZSEL
16
VDDL_2
17
ACKI
18
TCPO_T
19
IR_T
20
VRT_T
21
VRB_T
22
AVDD_T
23
AIN_T
24
AIP_T
25
AVSS_T
26
VSS_3
27
MSCL_T
28
MSDA_T
29
VDDH_1
30
GPO1
31
AGCI_T
32
AGCR_T
33
GPO0
34
VDDL_3
35
VSS_4
36
XO
37
XI
38
VDDH_2
39
GPI1
40
GPI0
41
TEST4
42
SHVPP
43
SHVDDH
44
NC_1
45
VSS_5
46
VDDL_4
47
TCK
48
TDI
49
NRST
50
TEST3
51
VSS_6
52
VDDL_5
53
TRST
54
TMS
55
CSEL0
56
CSEL1
57
TDO
58
SYNCA
59
ERRA
60
SYNCB
61
ERRB
62
VSS_7
63
VDDL_6
64
SADR_T
65
NC_2
66
SADR_S
67
HDVDDL0
68
VSS_8
69
SDA
70
SCL
71
VDDH_3
72
SADR
73
INTA
74
INTB
75
VSS_9
76
TEST1
77
TEST2
78
SCKA
79
GPI2
80
SDOA
81
PCKA
82
DENA
83
VDDH_4
84
VSS_10
85
HDVPP
86
RON
87
NC_3
88
HDVDDH
89
NC_4
90
HDVDDL1
91
VSS_11
92
VDDL_7
93
SCKB
94
TEST0
95
SDOB
96
PCKB
97
DENB
98
GPO2
99
VDDH_5
100
AGC_S
ISDB-T Demodulator
GP2_Saturn7M
Ver. 1.0
28
AMP_I2C HAVE PULL-UP
(FE_TS_SERIAL)
PANASONIC (ISDB-T)
MN884433
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.
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.
IF_AGC
L2900
BLM18PG121SN1D
ISDB_POWER
R2900
0
ISDB_DEMOD
R2901
0
INT_DEMOD
IF_AGC_ISDB
+3.3V_DE
TP2901
C2900
0.1uF
ISDB_POWER
IF_AGC_SEL
TU_IF_AGC_BCM
C2901
0.1uF
ISDB_POWER
+3.3V_NORMAL
R2904
10K
10K
ISDB_POWER_BCD
C2904
0.1uF
16V
ISDB_POWER
+5V_NORMAL
L2901
ISDB_POWER_BCD
C2903
10uF
10V
10uF
10V
ISDB_POWER
R2905
10K
10K
ISDB_POWER_SEMTECH
C2907
0.1uF
0.1uF
OPT
R2903-*1
10K
10K
ISDB_POWER_BCD
C2902
0.1uF
16V
ISDB_POWER
+3.3V_DE
R2903
5.1K
ISDB_POWER_SEMTECH
R2906
10K
10K
ISDB_POWER_BCD
C2905
22uF
16V
22uF
16V
ISDB_POWER
IC2900-*1
SC4215ISTRT
ISDB_POWER_SEMTECH
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
+1.2V_DE
C2906
0.1uF
0.1uF
OPT
R2902
10K
ISDB_POWER
IC2900
AP2132MP-2.5TRG1
ISDB_POWER_BCD
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
Demodulator
GP2_Saturn7M
Ver. 1.0
29
IF AGC SELECTION
Panasonic Demodulator Power(3.3V,1.2V)
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.
09/10/xx
MOTION_REMOCON
20 100
GP2_BCM_ATSC
+3.3V_NORMAL
R1701
100
100
M_REMOTE_RX
9:F3;9:G4
M_REMOTE_TX
9:F3;9:G4
R1702
100
100
L1700
BLM18PG121SN1D
120-ohm
R1705
2.7K
+3.3V_NORMAL
R1700
100
100
M_RFModule_RESET
9:F3;9:G4
DC
9:F3;9:G3
R1703
100
100
R1704
100
100
DD
9:F3;9:G3
R1706
2.7K
R1707
2.7K
P1700
12507WS-08L
M_REMOTE
1
2
3
4
5
6
7
8
9
Motion Remocon Interface
Motion Remote controller
ALL M_REMOTE OPTION
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.
GP2_BCM_ATSC
09/10/xx
LG_LOGO_LE9500
22 100
D2200
5.6V
CDS3C05HDMI1
OPT
R2201
33
1/10W
OPT
+5V_NORMAL
P2200
12507WR-04L
1
2
3
4
5
R2202
0
1/10W
+3.5V_ST
LED_B/LG_LOGO
Q2200
2SC3052
2SC3052
E
B
C
R2200
10K
LG LOGO FOR LE9500
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