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
C809
0.1uF
50V
IC808
AP2114H-2.5TRG1
GND
VOUT
VIN
MULTI_ON
+3.3V_ST
R802
22K
+3.3V_Normal
C812
0.1uF
50V
R829
4.7K
OPT
C835
0.1uF
50V
R842
1K
1%
Q803
MMBT3904(NXP)
E
B
C
PANEL_CTL
R841
20K
OPT
L801
10uH
C833
10uF
10V
C841
10uF
10V
+12V_PANEL_POWER
Q802
AO3407A
G
D
S
R848
15K
1%
C844
10uF
10V
OPT
R830
100K
R833
100
C822
10uF
10V
OPT
C842
10uF
10V
R806
47K
R845
10K
1%
C813
0.1uF
50V
C846
4.7uF
10V
OPT
R844
33K
+3.3V_Normal
Q804
PMV48XP
G
D
S
+5V_Normal
R843
10K
1%
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
R822
4.7K
1%
C805
1uF
25V
C828
0.47uF
16V
OPT
+2.5V_Normal
R823
0
5%
POWER_ON/OFF1
+1.15V_VDDC
R828
100K 1%
+12V
+3.3V_Normal
+1.5V_DDR
R832
47K
R801
4.7K
C839
0.1uF
16V
POWER_ON/OFF1
+3.3V_ST
R847
33K
1%
L804
10uH
R834
10K
R835
22K
R846
47K
1%
C816
0.1uF
16V
R815
10K
R824
10K
1%
C843
10uF
10V
C807
0.1uF
50V
R826
27K
1%
C808
0.1uF
50V
R825
5.1K
1%
R812
100K
R820
100K
1%
+19V
R819
43K
1%
C815
0.1uF
16V
MULTI_ON
R818
33K
R821
10K
1%
JP801
JK801
KJA-DC-1-0032
1
2
4
R804
47K
R813
20K
OPT
C810
0.1uF
50V
C811
0.1uF
50V
JP802
C821
10uF
10V
OPT
R810
10K
L802
10uH
R805
47K
R817
33K
+12V
+3.3V_ST
C814
0.1uF
16V
R827
10K
1%
C830
10uF
10V
+3.3V_Normal
IC805
AP1117E18G-13
2
OUT
3
IN
1
ADJ/GND
+1.8V_TUNER
C831
1uF
10V
R831
1
C801
10uF
25V
OPT
C802
10uF
25V
OPT
C823
0.1uF
16V
C824
0.1uF
16V
C845
0.1uF
16V
C825
0.1uF
16V
C838
0.1uF
16V
C834
1uF
10V
Q801
MMBT3904(NXP)
E
B
C
D801
40V
SMAB34
C847
10uF
10V
R837
4.7K
1%
+1.23V_TUNER
IC809
TJ4220GDP-ADJ
3
VIN3
2
EN2
4
NC4
1
NC_1
5
NC_2
6
VOUT
7
ADJ/SENSE
8
GND
9
[EP]GND
C849
10uF
10V
OPT
R838
2.7K
1%
C850
0.1uF
50V
OPT
R836
13K
1%
R839
30K
1%
IC801
MP2315GJ
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN/SYNC
7
VCC
8
FB
IC802
MP2315GJ
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN/SYNC
7
VCC
8
FB
IC803
MP2315GJ
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN/SYNC
7
VCC
8
FB
IC806
MP2315GJ
3
SW
2
IN
4
GND
1
AAM
5
BST
6
EN/SYNC
7
VCC
8
FB
C817
22uF
6.3V
C819
22uF
6.3V
C840
0.01uF
25V
C848
0.01uF
25V
R849
0
OPT
R888
10K
C820
10uF
16V
C818
10uF
16V
L803
10uH
C851
68uF
35V
+19V
C829
0.1uF
50V
R807
68
R808
68
R809
68
R840
68
R811
20K
OPT
R814
20K
R816
82K
R803
2.7K
C803
2.2uF
25V
C804
2.2uF
25V
C806
2.2uF
25V
C827
2.2uF
25V
8 12
NC4_S7LRM
19V to 1.15V (M1 Core)
3A
3.3V TO 1.5V LDO
NEW
PANEL POWER CONTROL
NEW
3A
19V TO 5V DCDC CONVERTER
3A
11.11.07
NEW
3A
NEW
6604->6601
5/24 changed by Ryu rsqt Shin M.C
R1
Vo=0.8*(1+R2/R1)
R2
0424
0424
0424
0424
0424
0424
0424
2013.05.28
EAX65374701_29"_Brazil
Copyright ⓒ 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 29LN300B
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