LG Electronics 22LN45**-Z* Flat Panel Television User Manual


 
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.
LED DRIVER
11 12
C1115
0.1uF
50V
OPT
R1108
51K
1/16W
R1109
30K
1/16W
WLED_ENABLE
C1122
1uF
25V
JP1104
R1103
10K
1/16W
ERROR_OUT
R1121
100
D1103
100V
BR210
P1101
SM14B-SRSS-TB
24V
24V
24V
24V
24V
GND
GND
GND
GND
GND
ERROR_OUT
INV_ON
NC
PWN_DIM
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R1129
100K
1%
C1127
1uF
100V
R1113
3.3
1/16W
C1128
1uF
100V
C1129
1uF
100V
OPT
R1131
39K
1%
IC1101
TPS40210DGQR
3
DIS/EN
2
SS
4
COMP
1
RC
5
FB
6
GND
7
ISNS
8
GDRV
9
BP
10
VDD
11
[EP]
+24V_BLU
Q1101
AOD478
S
D
G
C1132
0.1uF
16V
C1117
2200pF
50V
VOUT
+3.3V_ST
BLU_CURRENT_CTL
C1113
10uF
25V
P1100
05002HR-H12J05
1
2
3
4
5
6
7
8
9
10
11
12
13
C1130
1uF
100V
OPT
JP1107
R1110
100
1/16W
OPT
JP1110
L1101
33uH
+19V
R1132
220K
1%
JP1108
R1102
10K
C1139
1uF
50V
OPT
R1107
220K
1/16W
D1101
100V
BR210
WLED_DIM_ADJ
R1112
0
1/16W
OPT
JP1088
JP1109
C1134
100pF
50V
R1104
470K
1/16W
R1122
100K
R1125
24K
1%
C1114
1000pF
50V
C1116
100pF
50V
Q1102
MMBT3904(NXP)
E
B
C
C1136
68uF
35V
L1100
10uH
C1133
1uF
10V
OPT
R1127
100
C1125
0.047uF
25V
C1126
0.22uF
16V
+24V_BLU
C1111
100pF
50V
C1138
1uF
50V
C1131
1uF
10V
MULTI_ON
WLED_DIM_ADJ
Q1103
AOD478
S
D
G
JP1106
C1112
47uF
25V
C1137
1uF
50V
R1137
0.1
1W
1%
JP1100
R1133
1.5K
1%
JP1102
R1134
30K
1%
R1115
0.1
1W
WLED_ENABLE
C1135
68uF
35V
R1135
1.5K
1%
R1106
1.5K
1/16W
R1136
0
JP1105
C1120
47pF
50V
R1105
10K
1/16W
C1119
100pF
50V
R1114
0.1
1W
VOUT
C1121
4.7uF
50V
R1124
1.5K
1%
R1101
4.7K
R1123
100K
1%
R1100
510K
1/8W
1%
R1128
22K
1%
R1111
1K
1/16W
C1123
4700pF
50V
C1118
47uF
25V
JP1103
+19V
JP1111
C1124
33uF
100V
JP1101
IC1100
DT1641AS
3
NC_1
2
OVP
4
PGND_1
1
EN
6
PDIM
5
PGND_2
7
RISET
8
LS8
9
LS7
10
LS6
11
LS5
12
NC_2
13
LGND
14
LS4
15
LS3
16
LS2
17
LS1
18
RT
19
COMP
20
RSS
21
NDRV
22
CS
23
VREF
24
VIN
25
[EP]GND
11.11.29
Diode change canceled(111202)
EAH61112701->EAH61533501
11.10.27
Parallel 0ohm DEL
11.11.15
1000pF->100pF
11.12.02
22uF 2EA->47uF 1EA
EAE60365101->EAE61423901
LED DRIVER
11.11.15
1K->100ohm
1000pF->100pF
12.03.08
EAE61103401 2.2uF MLCC 1ea(3225)
->EAE61381601 1uF MLCC 2ea(3216)
11.11.29
0DSKE00048A Diode DEL
12.01.10
Main AOD478
Sub AP18T10GH
NC4_S7LRM
12.07.03 To improve backlight blinking
C1103 47pF->2200pF
C1105 47pF->Apply
R1103 18K->470K
12.05.17
C1110 EAE62721801 33uF,
C1111 0CH8106J691 10uF
-> EAE60171701 68uF 2EA
12.05.17 To improve audible noise
C1103 2200pF->47pF
C1105 47pF->OPT
12.08.11
24K->22K
12.08.11
270K+270K
->510K 2012size
EAX65077401
2012.08.25
12.10.16
EAN62407801->EAN62656301
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