60PK550-ZE, 60PK550N-ZE (CHASSIS:PD01A) - LG TV Service Manual (repair manual). Page 31

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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
+5V_ST
+3.3V_ST
+3.3V_AVDD_MPLL
+5V
+3.3V_AVDD
+3.3V_HDMI_ST
+3.3V_CI
+3.3V_ST
+5V
+3.3V_AVDD
+3.3V
+3.3V
+1.8V_DDR
MODULE_ON
C818
0.1uF
50V
P_17V
AC_DET
RL_ON/PWR_ONOFF
+5V_GENERAL
Q806
SI4925BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
RL_ON/PWR_ONOFF
R835
560
R828
120K
READY
+5V
Q803
2SC3052
E
B
C
+5V_ST
+5V_CI
P_+5V
GND
IC804
AZ1085S-3.3TR/E1
1
ADJ/GND
2
OUTPUT
3
INPUT
GND
+1.8V_TU
+3.3V_TU
+5V_ST
+5V_ST
+5V_ST
L800
MLB-201209-0120P-N2
L801
MLB-201209-0120P-N2
L805
L806
MLB-201209-0120P-N2
L808
L814
MLB-201209-0120P-N2
L817
L818
C892
10uF
6.3V
READY
C850
10uF
6.3V
C891
10uF
6.3V
READY
C880
10uF
6.3V
READY
C810
10uF
READY
C878
10uF
6.3V
C888
10uF
6.3V
C893
10uF
6.3V
C896
10uF
6.3V
READY
R858
0
R859
0
C825
100uF
16V
IC800
AZ1085S-ADJTR/E1
1
ADJ/GND
2
OUTPUT
3
INPUT
C830
10nF
50V
+5V_GENERAL
R825
620K
1%
+1.26V_VDDC
R830
10
1%
P_+5V
C894
10uF
6.3V
C843
10uF
6.3V
C839
10uF
6.3V
READY
+5V_ST
R824
360K
1%
R860
33
1%
L813
3.6uH
NR8040T3R6N
IC801
AP1117E33G-13 
2
OUT
3
IN
1
ADJ/GND
IC803
AP1117E18G-13 
2
OUT
3
IN
1
ADJ/GND
R866
0
R865
0
R864
0
R862
0
C857
220uF
16V
C858
220uF
16V
C859
47uF
16V
GND
GND
IC805
MP2212DN
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
C835
100uF
16V
C842
100uF
16V
C841
100uF
16V
C897
220uF
16V
R802
0
1/4W
C836
1uF
10V
L802
MLB-201209-0120P-N2
IC802
AP2121N-3.3TRE1 
1
GND
2
VOUT
3
VIN
L821
MLB-201209-0120P-N2
TP1451
C889
10uF
6.3V
C822
10uF
6.3V
READY
C870
100pF
50V
READY
R861
75
1%
R803
100
R801
100
R829
10K
R834
10K
R856
10K
READY
R831
10K
R827
10K
READY
R838
10K
READY
R837
2K
C831
0.1uF
C808
0.1uF
16V
C803
0.1uF
16V
C885
0.1uF
16V
C899
0.1uF
16V
READY
0.1uF
C856
C807
0.1uF
16V
C812
0.1uF
16V
C826
0.1uF
16V
C852
0.1uF
16V
C866
0.1uF
16V
C824
0.1uF
16V
C865
0.1uF
16V
C811
0.1uF
16V
C877
0.1uF
16V
C844
0.1uF
C816
0.1uF
16V
C815
0.1uF
16V
C854
0.1uF
C801
0.1uF
16V
C834
0.1uF
C883
0.1uF
16V
C805
0.1uF
16V
C827
0.1uF
16V
READY
C869
0.1uF
16V
C814
0.1uF
16V
C809
0.1uF
16V
READY
PSU_ERR_DET
C817
100uF
25V
READY
P800
SMAW200-H18S1
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
15
10
5
19
C828
68uF
10V
C829
10uF
16V
C833
10uF
16V
C867
10uF
16V
C898
10uF
C838
10uF
C806
10uF
16V
C813
10uF
C862
10uF
C864
10uF
16V
C837
10uF
16V
C802
10uF
16V
P_+5V
C890
10uF
6.3V
READY
C820
0.1uF
16V
C804
470uF
16V
C800
10uF
16V
Stand-by +3.3V
+3.3V_AVDD
320 mA
40 mA
650 mA
POWER
50 mA
+1.8V_DDR
450 mA
7      10
MSD3368EV Platform
+5V
$0.122
MAX 3A
S6 core 1.26 volt
465 mA @85% efficiency
Replaced Part
1600 mA
R2 = R1/(Vout/0.8-1)
C OUT
Placed on SMD-TOP
R1
MAX 3A
R2
Display
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