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


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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.
POWER
R800
100K1%
C847
330pF
50V
R898
180K
OPT
+3.3V_ST
L806
10uH
C868
0.01uF
50V
C819
0.47uF
16V
OPT
+3.3V_ST
R831
8.2K
1%
+1.15V_VDDC
R813
0
R881
0
IC806
MP1472GJ-C452-Z
3
COMP
2
EN
4
FB
1
SS
5
GND
6
SW
7
IN
8
BST
C881
47pF
50V
OPT
C845
330pF
50V
C866
0.1uF
50V
C890
4.7uF
10V
OPT
R801
100K
C802
10uF
10V
MULTI_ON
C808
150pF
50V
OPT
C906
0.1uF
50V
OPT
R806
10K
OPT
C807
0.1uF
16V
R884
180K
R807
1K
OPT
C803
10uF
25V
JP800
C810
0.1uF
50V
R851
47K
1%
C897
10uF
10V
OPT
L802 10uH
R843
1K
+1.5V_DDR
R891
47K
R804
100K1%
OPT
C861
0.1uF
50V
R877
1
OPT
IC810
AP2114H-2.5TRG1
GND
VOUTVIN
Q806
MMBT3904(NXP)
E
B
C
L803 10uH
Q805
PMV48XP
G
D
S
R832
1K
1%
C816
0.1uF
50V
R840
10K
C891
1uF
25V
+1.8V_TUNER
R863
0
C806
0.1uF
50V
POWER_ON/OFF1
MULTI_ON
C839
2.2uF
50V
IC807
TJ4220GDP-ADJ
3
VIN3
2
EN2
4
NC4
1
NC_1
5
NC_2
6
VOUT
7
ADJ/SENSE
8
GND
9
[EP]GND
R820
8.2K
C843
1uF
10V
+12V_PANEL_POWER
C833
4700pF
50V
+12V_Normal
C820
47uF
25V
C804
10uF
25V
C895
0.1uF
50V
C882
1uF
25V
C846
0.22uF
16V
R802
4.7K
OPT
R814
0
OPT
C865
0.01uF
50V
R870
100K
JP801
C830
0.01uF
50V
R860
0
IC802
MP1472GJ-C452-Z
3
COMP
2
EN
4
FB
1
SS
5
GND
6
SW
7
IN
8
BST
+12V_Normal
R893
47K
IC800
MP1472GJ-C452-Z
3
COMP
2
EN
4
FB
1
SS
5
GND
6
SW
7
IN
8
BST
R845
12K
1%
C853
47uF
25V
C898
4.7uF
10V
+3.3V_ST
R886
0
R827
10K
1%
R873
10K
OPT
R871
47
R834
33K
1%
R856
0
C835
0.033uF
50V
+3.3V_Normal
MULTI_ON
C818
0.1uF
50V
R844
10K
1%
+3.3V_TUNER
C836
10uF
10V
C809
0.1uF
50V
OPT
R892
47K
C892
1uF
10V
R825
10K
1%
R875
22K
POWER_ON/OFF1
R819
0
C811
0.47uF
16V
OPT
+19V_AMP_VCC
R808
0
R885
180K
R838
15K
1%
OLP
C860
10uF
25V
+3.3V_AMP
R857
0
C812
47uF
25V
R888
47
C867
0.1uF
50V
OPT
C841
8200pF
25V
R864
0
C894
0.1uF
50V
OPT
C864
10uF
10V
L807
CPI2520NHL3R3ME 2520
3.3uH
C863
0.1uF
50V
R876
0
C834
0.01uF
50V
C899
0.1uF
50V
OPT
+19V_SCART
C800
10uF
25V
D802
40V
SMAB34
C856
10uF
10V
Q804
MMBT3904(NXP)
E
B
C
R809
10
IC803
AP1117E33G-13
2
OUT
3
IN
1
ADJ/GND
Q803
AO3407A
G
D
S
R866
0
+3.3V_AMP
C862
10uF
10V
OPT
Q802
MMBT3904(NXP)
E
B
C
C838
0.033uF
50V
R803
36K
+5V_USB
R849
0
5%
R818
8.2K
C813
0.47uF
16V
OPT
R815
300K
R869
47
R855
2K
1%
+12V_Normal
C859
10uF
25V
OPT
C869
220pF
50V
R865
1
R826
0
R848
220
1%
R805
4.7K
R817
4.7K
R836
10K
JK800
KJA-DC-1-0032
1
2
4
C879
4.7uF
10V
OPT
R810
10K
IC809
MP1584EN
3
COMP
2
EN
4
FB
1
SW
5
GND
6
FREQ
7
VIN
8
BST
9
[EP]GND
C825
0.01uF
50V
+5V_Normal
R824
0
R833
10K
1%
R868
0
C850
150pF
50V
OPT
R812
4.7K
C858
10uF
10V
OPT
+2.5V_Normal
R839
4.7K
R902
0
C896
10uF
10V
R811
100K1%
OPT
C817
0.1uF
50V
OPT
C805
10uF
10V
Q807
AO3407A
G
D
S
L805
10uH
R822
1.8K
C801
10uF
25V
OPT
C855
47uF
25V
PANEL_CTL
R872
1
+19V
C852
47uF
25V
C832
4700pF
50V
R830
0
R879
0
R874
100
R821
12K
C840
10uF
10V
R835
120K
1%
POWER_ON/OFF1
C837
0.1uF
50V
R878
0
MULTI_ON
IC805
AP1117E18G-13
2
OUT
3
IN
1
ADJ/GND
R880
10K
R841
2K1%
C842
10uF
10V
C857
0.01uF
50V
POWER_ON/OFF1
R882
0
R846
0
5%
POWER_ON/OFF1
R842
22K
+3.3V_Normal
C814
0.1uF
50V
R816
68K
C889
0.033uF
50V
MULTI_ON
C873
4700pF
50V
C878
0.47uF
16V
OPT
R904
4.7K
OPT
C872
0.01uF
50V
R900
12K
1%
R894
180K
C876
10uF
10V
OPT
R887
4.7K5%
C870
10uF
25V
R895
8.2K
+19V
C875
47uF
25V
R896
0
R890
47
R901
0
+5V_ST
R889
33K
1%
IC808
MP1472GJ-C452-Z
3
COMP
2
EN
4
FB
1
SS
5
GND
6
SW
7
IN
8
BST
C877
0.1uF
50V
MHL_CD_SENSE
C893
0.1uF
50V
L801 10uH
C874
330pF
50V
R897
10K
1%
POWER_ON/OFF1
R903
100K1%
OPT
R899
47K
8 12
6604->6601
111116
10K->22K
1K->100
12.03.08
EAE61081701(25V)->
EAE52158501(10V)
11.11.28
1.2K->2K
12.03.08
EAE42868301(3225)->
EAE61081701(3216)
12.03.08
EAE42868301(3225)->
EAE61081701(3216)
111129
47uF DEL
1000Hr->2000Hr
12.03.08
EAE42868301(3225)->
EAE61081701(3216)
11.11.29
0.047uF->0.033uF
150K->180K
11.10.27
12.03.08
EAE42868301(3225)->
EAE61081701(3216)
11.11.29
Diode DEL
0DSKE00048A
10K->22K
11.11.07
0->47K
PANEL POWER CONTROL
11.12.01
LDO change
EAN56716601 (5A)
->EAN54428101 (1A)
Not used :
only for small(ready)
11.11.07
0->47
11.12.20
LDO change
EAN54428101 (1A) adj
->EAN54428601 (1A) 3.3v
11.11.15
11.11.07
0->47
11.11.07
0->47K
111116
Panel switch deletion
111201
Panel switch recover
AMP_VCC Control
11.10.27
AMP_VCC
11.11.14
0CE476WH6DC(1000hr)->
EAE61423901(2000hr)
11.10.27
AO3407A Vgs : 10.8V(24V input)
11.11.14
0CE476WH6DC(1000hr)->
EAE61423901(2000hr)
3.3V TO 1.5V LDO
11.11.05
11.11.14
0CE476WH6DC(1000hr)->
EAE61423901(2000hr)
AO3407A Vgs : 10.36V(19V input)
POWER_ON/OFF1
VOLTAGE HIGHER
11.11.14
2200pF->4700pF
10K->8.2K
150pF->330pF
11.11.14
2200pF->4700pF
10K->8.2K
150pF->330pF
11.11.29
0.047uF->0.033uF
150K->180K
111129
Discharging R DEL
(0RJ2201J674)
19V TO 5V DCDC CONVERTER
111116
EBK61011501(Diode)
->EBK38029201(Rohm)
->EBK61913601(NXP) 3.3V drive
11.11.07
EAX65077401
11.11.07
0->47
11.11.07
0->47K
11.11.07
R822 68K->1.8K
C841 4700pF->8200pF
5V TO 1.15V DCDC CONVERTER
M1 Core
11.11.14
0CE476WH6DC(1000hr)->
EAE61423901(2000hr)
11.11.07
0.1uF->0.22uF
12.07.17
ZXMP3F30FHTA
->AO3407A
2012.08.25NC4_S7LRM
12.08.10
560->220
10K->8.2K
2012.08.12
R835 : 33k -> 120k
R846 : 12K -> 0
19V TO 12V DCDC CONVERTER
120915
MP1584->MP1472
12.03.08
EAE61081701(25V)->
EAE52158501(10V)
11.11.07
0->47K
11.11.14
2200pF->4700pF
10K->8.2K
150pF->330pF
12.03.08
EAE42868301(3225)->
EAE61081701(3216)
19V TO 5V DCDC FOR MHL
11.11.14
0CE476WH6DC(1000hr)->
EAE61423901(2000hr)
11.11.07
0->47
11.11.29
0.047uF->0.033uF
150K->180K
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
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