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EAX65303201
JK700
JP701
KJA-DC-1-0032
L701
CB4532UK121E
4
4
C702
10uF
2
2
25V
1
1
JP702
+19V
+3.3V_M
19V TO PANEL_12V DCDC CONVERTER
+24V_BLU
L721
UBW2012-121F
C728
68uF
35V
ADD : 13.02.18
19V TO USB 5V DCDC CONVERTER
MP1472GJ-C452-Z
C772
0.01uF
R770
50V
47
BST
8
+19V
IN
7
C770
C771
10uF
SW
0.1uF
6
25V
25V
GND
5
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
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
19V TO ST3.3V DCDC CONVERTER
R701
100K
11.10.27
C703
R702
0.1uF
36K
25V
C704
+19V
0.1uF
16V
[EP]GND
L704
UBW2012-121F
D702
SMAB34
40V
C705
10uF
D703
SMAB34
40V
ADD : 13.02.18
R703
25V
300K
C701
47uF
25V
D712
KDS226
VCC_AD
ZD711
5.6B
READY
R717
15K
1%
L703
CB2012PK501T
VCC_AMP
C712
50V
C711
0.01uF
68uF
0.1uF
35V
C713
Q712
25V
AO3407A
R714
560
C715
R711
R715
0.1uF
560
33K
25V
R713
5.6K
C
B
Q713
MMBT3904(NXP)
R716
E
7.5K
R720
4.7K
C720
C721
0.1uF
0.1uF
25V
16V
IC702
[EP]GND
MP1584EN
L720
10uH
BST
SW
8
1
C726
VIN
EN
C725
7
2
47uF
10uF
25V
16V
C722
FREQ
COMP
6
3
10uF
R723
R725
R726
35V
300K
200K
6.2K
GND
FB
1%
1%
5
4
CHANGE:13.02.18
R727
C723
0
220pF
READY
50V
C724
R728
150pF
15K
R724
50V
1%
68K
IC709
C773
R771
0.047uF
180K
L770
L771
25V
10uH
SS
CB3216PA501E
1
R772
4.7K
C778
C779
EN
C777
2
47uF
10uF
0.1uF
25V
16V
25V
C774
+3.3V_M
0.33uF
COMP
16V
3
READY
R777
R773
33K 1%
FB
47K
4
12K 1%
R778
R775
0
C775
4700pF
C776
R776
50V
330pF
10K
50V
R774
1%
8.2K
+3.5V_ST
IC701
MP1584EN
L702
10uH
BST
SW
8
1
VIN
EN
C709
C710
C708
7
2
10uF
47uF
0.1uF
16V
25V
25V
FREQ
COMP
6
3
R705
GND
FB
47K 1%
5
4
2K
1%
R706
C706
R707
220pF
0
READY
50V
C707
150pF
R708
50V
15K
R704
1%
68K
+18V
C714
47uF
25V
POWER_SW
P_12V
C727
0.1uF
25V
OUT
+5V_USB
C780
C781
4.7uF
0.1uF
10V
25V
** 3.5V_ST -> 1.26V VDDC
V0 = 0.8*(1+(R2/R1))
+3.5V_ST
IC704
AP7173-SPG-13 HF(DIODES)
[EP]
IN
OUT
1
8
PG
FB
R1
2
7
1%
R740
1%
VCC
SS
R741
3
6
2.7K
4.7K
C746
R2
R744
560pF
10K
EN
GND
50V
R742
4
5
0
C740
10uF
16V
** 3.3V_M -> 1.8V_M
IC711
+3.3V_M
AP1117E18G-13
IN
ADJ/GND
3
1
C743
C744
10uF
0.1uF
16V
16V
2
OUT
C745
10uF
16V
** +3.5V_ST -> 3.3V_M
+3.5V_ST
Q710
L750
AO3435
BLM18PG121SN1D
C753
R748
G
C752
C750
0.1uF
33K
4.7uF
0.1uF
16V
10V
16V
R750
10K
R749
2.2K
C
R747
10K
Q711
B
POWER_SW
MMBT3904(NXP)
E
** Switch Panel-Vcc
P_12V
UBW2012-121F
Q720
L761
AO3407A
C761
0.1uF
16V
C760
R761
1uF
22K
35V
R762
22K
C
B
PANEL_ON
Q721
MMBT3904(NXP)
E
LN4050
POWER
+1.2V_VDDC
OUT:1.26V
C742
10uF
16V
+1.8V_M
+3.3V_M
C754
10uF
16V
PANEL_VCC
READY
R765
R766
3.3K
4.7K
2012/12/18
7
7
LGE Internal Use Only
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