DOWNLOAD LG 47LH70YD (CHASSIS:LJ91D) Service Manual ↓ Size: 4.23 MB | Pages: 73 in PDF or view online for FREE

Model
47LH70YD (CHASSIS:LJ91D)
Pages
73
Size
4.23 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
47lh70yd-chassis-lj91d.pdf
Date
PREV: LG 47LH55 (CHASSIS:LA92B) Service Manual

LG 47LH70YD (CHASSIS:LJ91D) Service Manual ▷ View online

-17 -
121
300
200
200T
400
805
804
803
801
802
910
900
A10
510
580
570
310
500
806
540
550
560
530
820
122
120
830
200N
A2
EXPLODED VIEW
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These
parts are identified by       in the Schematic Diagram and EXPLODED VIEW. 
It is essential that these special safety parts should be replaced with the same components as
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. 
Do not modify the original design without permission of manufacturer.
IMPORTANT SAFETY NOTICE
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.
2008. 10.15
HDMI
BCM (BRAZIL VENUS)
SDA_HDMI_0
H26;O8
GND
SDA_HDMI_0
O8;Z13
R604
47K
HDMI_HPD_1
AD7
GND
R656
0
R624
0
JK602
YKF45-7058V
@optio
14
NC
13
CE_REMOTE
5
D1_GND
20
20
GND
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
TMDS0_RX2+
Z10
R682
0
TMDS2_RXC-
AL12
R603
0
TMDS0_RX1-
H24
TMDS2_RX2+
AL14
V
R
6
0
6
10V
OPT
R622
0
R679
0
C606
0.1uF
16V
GND
R612
0
+1.8V_HDMI
R664
0
HDMI_HPD_2
I10
+3.3V_VDDP_ST
R662
0
TMDS1_RX1-
AF7
SCL_HDMI_2
T4;AL12
TMDS2_RX1-
AL13
R609
0
R628
OPT
4.7K
C624
0.1uF
R686
0
OPT
+3.3V_HDMI
R687
0
R601
3.6K
OPT
GND
+5.0V
TMDS1_RX0-
H15
R690
1K
OPT
HDMI_POWER_0
HDMI_HPD_0
Z13
C602
0.1uF
16V
TMDS1_RXC+
AE7
R623
C613
0.1uF
HDMI_POWER_0
9:G4;N10;AA14
SCL_HDMI_1
T8;AE7
R667
0
HDMI_POWER_0
R611
9.1K
HDMI_CEC
12:E6
SCL_HDMI_2
I8;T4
R694
47K
OPT
SDA_HDMI_1
T8;AD7
TMDS0_RXC+
H25
SCL_HDMI_1
H17;T8
CEC_REMOTE
H16;H26;I7;Y26
TMDS1_RXC+
H16
R636
0
OPT
HDMI_POWER_1
C621
0.1uF
16V
R684
0
OPT
HDMI0_RX0-_BCM
11:F4
C608
0.1uF
16V
TMDS2_RXC+
AL12
R669
0
R670
0
C615
0.1uF
GND
C619
0.1uF
GND
TMDS2_RX2+
I4
TMDS1_RX1+
AF7
C607
0.1uF
+1.8V_HDMI
C625
0.1uF
L601
BLM18PG121SN1D
R681
0
TMDS0_RX2+
H22
R631
OPT
C626
0.1uF
C622
0.1uF
16V
SDA_HDMI_1
TMDS2_RX0-
AL13
HDMI0_RX0+_BCM
11:F4
C609
0.1uF
TMDS2_RX1+
AL13
C605
0.1uF
16V
R674
0
C618
0.1uF
16V
SCL_HDMI_2
HDMI_POWER_1
R685
0
OPT
D3.3V
CEC_REMOTE
H16;I7;Y26;AL11
C614
0.1uF
R673
0
TMDS2_RX0+
I6
TMDS0_RX0+
Z11
R692
1K
OPT
TMDS0_RX0-
H24
C623
0.1uF
16V
OPT
+3.3V_HDMI
C629
0.1uF
16V
R666
0
R688
0
SCL_HDMI_0
D804
30V
MMBD301LT1G
TMDS0_RXC-
H25
+3.3V_HDMI
R693
47K
OPT
R627
47K
C616
0.1uF
16V
OPT
V
R
6
0
7
10V
OPT
JK600
YKF45-7058V
@optio
14
NC
13
CE_REMOTE
5
D1_GND
20
20
GND
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
GND
TMDS2_RXC-
I7
R626
47K
R607
0
HDMI_HPD_1
I19
R658
0
V
R
6
0
8
10V
OPT
R657
0
HDMI_POWER_1
9:G5;R10;AD6
R3021
68K
R683
3.6K
OPT
TMDS1_RX0+
AF7
SCL_HDMI_0
H26;O8
SDA_HDMI_1
H17;T8
HDMI_SCL
C610
0.1uF
C617
0.1uF
16V
SCL_HDMI_0
O8;Z12
R665
0
TMDS2_RX2-
AL14
R632
OPT
0
R619
0
GND
R605
0
TMDS1_RX0+
H15
JK601
YKF45-7054V
@optio
14
NC
13
CE_REMOTE
5
D1_GND
20
20
GND
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
C604
0.1uF
16V
TMDS0_RX1+
Z11
SCL1_3.3V
9:I4;3:D3
TMDS0_RX1-
Z11
TMDS1_RX2-
H13
TMDS1_RXC-
AE7
HDMI_POWER_2
Q601
SSM6N15FU
3
DRAIN2
2
GATE1
1
SOURCE1
4
SOURCE2
5
GATE2
6
DRAIN1
HDMI0_RX1+_BCM
11:F4
IC601
TDA9996HL
1
VSS_1
2
OUT_C+
3
OUT_C-
4
VDDO[3V3]
5
OUT_DDC_CLK
6
OUT_DDC_DAT
7
VSS_2
8
VDDC[1V8]_1
9
RXA_HPD
10
RXA_5V
11
RXA_DDC_DAT
12
RXA_DDC_CLK
13
RXA_C-
14
RXA_C+
15
VDDH[3V3]_1
16
RXA_D0-
17
RXA_D0+
18
VSS_3
19
RXA_D1-
20
RXA_D1+
21
VDDH[3V3]_2
22
RXA_D2-
23
RXA_D2+
24
VDDH[1V8]_1
25
NC
26
VSS_4
27
TEST
28
RXB_HPD
29
RXB_5V
30
RXB_DDC_DAT
31
RXB_DDC_CLK
32
RXB_C-
33
RXB_C+
34
VDDH[3V3]_3
35
RXB_D0-
36
RXB_D0+
37
VSS_5
38
RXB_D1-
39
RXB_D1+
40
VDDH[3V3]_4
41
RXB_D2-
42
RXB_D2+
43
VSS_6
44
CDEC_DDC
45
VDDC[1V8]_2
46
VDDC[3V3]
47
MODE
48
PD
49
SDA/SEL1
50
SCL/SEL0
51
XTAL_IN
52
XTAL_OUT
53
INT/HP_CTRL
54
CDEC_STBY
55
VDDS[3V3]
56
VSS_7
57
CEC
58
RXC_HPD
59
RXC_5V
60
RXC_DDCC_DAT
61
RXC_DDC_CLK
62
RXC_C-
63
RXC_C+
64
VDDH[3V3]_5
65
RXC_D0-
66
RXC_D0+
67
VSS_8
68
RXC_D1-
69
RXC_D1+
70
VDDH[3V3]_6
71
RXC_D2-
72
RXC_D2+
73
VSS_9
74
R12K
75
VDDH[1V8]_2
76
RXD_HPD
77
RXD_5V
78
RXD_DDC_DAT
79
RXD_DDC_CLK
80
RXD_DC-
81
RXD_DC+
82
VDDH[3V3]_7
83
RXD_D0-
84
RXD_D0+
85
VSS_10
86
RXD_D1-
87
RXD_D1+
88
VDDH[3V3]_8
89
RXD_D2-
90
RXD_D2+
91
VDDC[1V8]_3
92
VSS_11
93
OUT_D2+
94
OUT_D2-
95
VDDO[1V8]
96
OUT_D1+
97
OUT_D1-
98
VSS_12
99
OUT_D0+
100
OUT_D0-
R634
12K
C611
0.1uF
TMDS0_RXC-
Z12
+3.3V_VDDP_ST
R630
OPT
R676
0
HDMI_HPD_0
I28
+1.8V_AMP
C620
0.1uF
16V
R602
3.6K
OPT
TMDS1_RX1+
H14
R675
0
R629
47K
GND
C628
0.1uF
16V
HDMI0_RX1-_BCM
11:F4
R635
0
R677
0
TMDS0_RX2-
H23
V
R
6
0
1
10V
OPT
TMDS0_RXC+
Z12
TMDS1_RX2-
AG7
TMDS2_RX1+
I5
R680
0
SDA_HDMI_2
I8;T4
GND
SCL_HDMI_1
L602
BLM18PG121SN1D
TMDS2_RX0+
AL13
CEC_REMOTE
H16;H26;I7;AL11
C603
0.1uF
R689
0
R663
0
V
R
6
0
4
10V
TMDS2_RX0-
I6
TMDS1_RX1-
H14
R672
0
C612
0.1uF
16V
HDMI0_RXC+_BCM
11:F4
R695
47K
OPT
SDA1_3.3V
9:I4;3:D3
TMDS1_RX2+
H13
SDA_HDMI_2
SDA_HDMI_0
V
R
6
0
2
10V
OPT
TMDS0_RX2-
Z10
R691
1K
OPT
TMDS0_RX0+
H24
CEC_REMOTE
H16;H26;Y26;AL11
+5.0V
TMDS2_RXC+
I6
SDA_HDMI_2
T4;AL12
TMDS2_RX1-
I5
R615
0
R671
0
TMDS0_RX1+
H23
TMDS0_RX0-
Z12
TMDS1_RX0-
AE7
+3.3V_VDDP_ST
CEC_REMOTE
H26;I7;Y26;AL11
HDMI_SDA
HDMI_HPD_2
AL11
V
R
6
0
9
10V
OPT
C601
0.1uF
16V
HDMI0_RX2+_BCM
11:F4
C627
0.1uF
HDMI_POWER_2
R668
0
GND
R678
0
HDMI0_RX2-_BCM
11:F4
HDMI0_RXC-_BCM
11:F4
TMDS2_RX2-
I4
R608
0
OPT
R625
0
TMDS1_RX2+
AG7
+3.3V_VDDP_ST
TMDS1_RXC-
H16
+1.8V_HDMI
HDMI_POWER_2
9:G5;R6;AK15
R653
47K
R654
47K
R614
1.8K
R613
1.8K
2
15
LEE GI YOUNG
HDMI S/W For MSTAR Platform
For Only TDA9996 ES3
FLANGE
* HDMI_CEC
EDID Pull-up
HDMI2
HDMI3
NO FLANGE
HDMI2
NO FLANGE
HDMI1
HDMI0
HDMI1
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.
2008. 10.15
AUDIO
BCM (BRAZIL VENUS)
C533
1000pF
50V
R505
100
R513
100
L507
120-ohm
L501
MLB-201209-0120P-N2
R525
4.7K
R529
3.3
R523
4.7K
C509
33pF
50V
0.1uF
C513
16V
SPK_R-
H4
C534
1000pF
50V
0.1uF
C542
50V
AMP_RST
9:G7;9:I3;12:I4
0.01uF
C545
50V
C519
22000pF
50V
R519
5.6
0.1uF
C505
16V
L509
120-ohm
R524
4.7K
C532
1000pF
50V
0.1uF
C528
50V
C517
33pF
50V
OPT
C521
1uF
16V
C501
10uF
10V
SPK_R+
H4
C530
0.1uF
50V
C531
1000pF
50V
+1.8V_AMP
R518
5.6
SPK_L+
H3
AUDIO_M_CLK
9:G6
C503
10uF
6.3V
R526
4.7K
0.1uF
C508
R501
0
AMP_MUTE
12:F3
+1.8V_AMP
SCL1_3.3V
9:I4;2:AH5
SDA1_3.3V
9:I4;2:AH5
R511
3.3
SPK_L-
H3
R507
100
L510
120-ohm
0.1uF
C541
50V
R508
100
C511
1uF
10V
L508
120-ohm
BCM_I2S_DATA_OUT
11:F7
C507
1000pF
50V
R522
3.3
SPK_R-
H3
C523
1uF
16V
BCM_I2S_BIT_CLK
11:F7
R530
3.3
R521
5.6
L502
MLB-201209-0120P-N2
0.01uF
C546
50V
C524
22000pF
50V
C506
1000pF
50V
R503
3.3K
C512
33pF
50V
0.01uF
C547
50V
SPK_L+
H5
R520
5.6
+1.8V_AMP
+24V_AMP
D3.3V
R502
100
BCM_I2S_WORD_CLK
11:F6
C518
1uF
10V
C504
100pF
50V
C525
22000pF
50V
C502
0.1uF
16V
R527
3.3
C514
22000pF
50V
R506
100
0.1uF
C543
50V
C535
0.01uF
50V
R509
100
L503
MLB-201209-0120P-N2
SPK_L-
H5
R504
0
+24V_AMP
0.1uF
C522
50V
0.01uF
C526
50V
0.1uF
C540
50V
SPK_R+
H3
R528
3.3
0.1uF
C520
50V
C510
10uF
10V
0.01uF
C544
50V
0.01uF
C515
50V
+24V
L511
MLB-201209-0120P-N2
+24V_AMP
+1.8V_AMP
GND
D3.3V
C551
0.1uF
16V
C549
0.1uF
16V
IC503
AZ1117H-1.8TRE1(EH13A)
2
OUTPUT
3
INPUT
1
ADJ/GND
C548
22uF
16V
C552
22uF
16V
0.01uF
C527
50V
C553
68uF
35V
@optio
C529
68uF
IC501
NTP-3100L
EAN60664001
1
BST1A
2
VDR1A
3
RESET
4
AD
5
DVSS_1
6
VSS_IO
7
CLK_I
8
VDD_IO
9
DGND_PLL
10
AGND_PLL
11
LFM
12
AVDD_PLL
13
DVDD_PLL
14
TEST0
15
DVSS_2
16
DVDD
17
SDATA
18
WCK
19
BCK
20
SDA
21
SCL
22
MONITOR_0
23
MONITOR_1
24
MONITOR_2
25
FAULT
26
VDR2B
27
BST2B
28
PGND2B_1
29
PGND2B_2
30
OUT2B_1
31
OUT2B_2
32
PVDD2B_1
33
PVDD2B_2
34
PVDD2A_1
35
PVDD2A_2
36
OUT2A_1
37
OUT2A_2
38
PGND2A_1
39
PGND2A_2
40
BST2A
41
VDR2A
42
NC
43
VDR1B
44
BST1B
45
PGND1B_1
46
PGND1B_2
47
OUT1B_1
48
OUT1B_2
49
PVDD1B_1
50
PVDD1B_2
51
PVDD1A_1
52
PVDD1A_2
53
OUT1A_1
54
OUT1A_2
55
PGND1A_1
56
PGND1A_2
P501
WAFER-ANGLE
1
2
3
4
5
L504
AD-8770
EAP60684501
2S
1S
1F
2F
L505
AD-8770
EAP60684501
2S
1S
1F
2F
C538
0.47uF
50V
C539
0.47uF
50V
3
15
SPEAKER_R
SPEAKER_L
Change 22uH(L504,L505) TO 15uH/6.3mm After DV1
2A => 5A
T_68uF_Capacitor
T_68uF_Capacitor
MCLK SDATA WCK BCK TP is necessory
Monitor0_1_2 TP is necessory
KIM JONG HYUN
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
BCM (BRAZIL VENUS)
08.10.16
R823
1K
OPT
IC805
AOZ1073AIL
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
LX_1
8
LX_2
L815
3.6uH
RL_ON
12:I5;14:E5
+3.3V_ST
C846
330pF
50V
INV_ON/OFF
12:I5
D803
1N4148W
100V
3.3K
R832
C815
2200pF
IC802
AZ1085S-ADJTR/E1
1
ADJ/GND
2
OUTPUT
3
INPUT
R843
10K
C801
10uF
16V
R810
22K
R813
47K
L807
CB4532UK121E
+5.0V
12:A3;2:Y20;2:Z10;B3;C6;H5;7:A3;14:I7;14:J1
R853
300
C838
1uF
25V
3.3K
R873
A_DIM
9:G6;9:I3
C895
0.1uF
50V
TruMotion_240Hz
C868
10uF
10V
C
8
8
2
1
0
u
F
6
.
3
V
D1.8V
R864
620
R854
10K
C821
0.068uF
R812
47K
R824
10K
22uF
C819
16V
C876
100uF
16V
0.1uF
C808
16V
OPT
C3007
10uF
6.3V
R870
10K
OPT
L817
2.2uH
C896
22uF
16V
C840
1000pF
50V
L826
BG2012B080TF
Q812
SI4804BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
C1807
0.1uF
R855
12.4K
1%
C870
0.1uF
16V
PWM_DIM
9:G7;9:I3;7:I5
Q806
2SC3052
E
B
C
R840
39K
C824
0.1uF
50V
OPT
C851
470pF
IC803
SC4215ISTRT
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
22uF
C842
16V
+12V
R835
0
+1.8V_MEMC
R872
1.2K
C883
100uF
16V
+3.3V_MEMC
D1.2V
R811
22K
R805
10K
R849
10K
R3025
0
C803
0.1uF
16V
C817
4.7uF
25V
OPT
R833
390K
1/8W
C885
33uF
C1802
10uF
25V
D805
SAM2333
OPT
A
2
[
G
N
]
C
A
1
[
R
D
]
C826
47uF
25V
C845
0.1uF
50V
R827
10K
OPT
C878
0.1uF
+12V
12:A3;A6;B5;F7;G7;I2;14:B2
IC807
SC4215ISTRT
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
R869
0
Except_OPC
R828
10K
OPT
C820
15pF
50V
C836
0.1uF
C832
1uF
25V
+5.0V
C829
1uF
25V
OPT
R845
15K
C856
6800pF
L804
BG2012B080TF
R841
18K
A2.5V
+5.0V
C811
0.1uF
C830
2200pF
Q903
2SC3875S(ALY)
OPT
E
B
C
Q802
2SC3052
E
B
C
C844
0.1uF
R816
6.8K
OPT
C1804
470pF
R807
0
OPT
Q807
2SC3875S(ALY)
OPT
E
B
C
C
8
8
1
1
0
u
F
6
.
3
V
R826
10K
OPT
R844
11K
R821
1.8K
C859
0.1uF
+3.3V_VDDP_ST
D2.5V
L812
MLB-201209-0120P-N2
L801
CB3216PA501E
C1805
1uF
25V
L828
2.2uH
R829
0
+3.3V_ST
C899
100uF
16V
C814
0.1uF
16V
C1806
1uF
25V
R842
2K
P801
FM20020-24
19
N.C
14
12V
9
5.2V
4
GND
18
24V
13
12V
8
5.2V
3
GND
17
24V
12
GND
7
5.2V
2
POWER_ON
16
GND
11
GND
6
GND
1
N.C
20
Inverter_On
15
GND
10
5.2V
5
GND
21
A.Dim
22
Error_Out
23
N.C
24
PWM_Dim
25
GND
+3.3V_ST
IC801
AZ1117D-3.3TRE1 
1
ADJ/GND
2
OUTPUT
3
INPUT
+5V_ST
C1809
10uF
25V
C807
68uF
35V
C
8
5
2
1
0
u
F
6
.
3
V
R806
10K
OPT
D3.3V
R825
66.5
1%
C1800
1uF
25V
C806
0.1uF
16V
OPT
C877
0.1uF
16V
C812
0.1uF
50V
D3.3V
C887
0.1uF
C886
0.1uF
D3.3V
R874
1.1K
C835
1uF
25V
C
8
6
1
0
.
0
1
u
F
C3010
10uF
6.3V
Q804
SI4925BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
Q809
SI4804BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
C
8
8
4
0
.
0
1
u
F
D802
1N4148W
100V
L819
2.2uH
+12V
C860
10uF
16V
+5V_ST
C1801
0.01uF
Q803
2SC3052
E
B
C
D801
1N4148W
100V
C872
1uF
25V
C804
1uF
50V
IC806
SC2621ASTRT
3
COMP
2
OCS
4
FB
1
BST
6
LDFB
5
LDOG
7
GND_1
8
VCC
9
NC
10
DRV
11
DL
12
GND_2
13
PN
14
DH
PANEL_CTL
12:I5
C3011
10uF
6.3V
R
8
4
6
1
K
OPT
+5V_ST
ERROR_OUT
12:F6
R852
10K
R857
56
1%
OPC_OUT1
7:I5
C805
1uF
25V
C822
0.1uF
C1803
33uF
10V
A3.3V
C880
470pF
C875
10uF
6.3V
C825
220pF
C828
0.1uF
50V
R830
0
A1.2V
+12V
C3009
1uF
25V
IC809
SC2621ASTRT
3
COMP
2
OCS
4
FB
1
BST
6
LDFB
5
LDOG
7
GND_1
8
VCC
9
NC
10
DRV
11
DL
12
GND_2
13
PN
14
DH
R822
0
OPC_EN
C839
22uF
16V
+1.8V_MEMC
+12V
12:A3;A6;C4;F7;G7;I2;14:B2
C818
330uF
4V
R871
20K
C862
470pF
C888
33uF
10V
C873
1uF
25V
C833
22uF
25V
+12V
C894
0.1uF
16V
6.8K
R831
C841
10uF
+24V
+1.26V_MEMC
+5.0V
C827
100uF
R848
1.5K
R818
3.3K
R801
4.7K
C810
22uF
16V
+5V_ST
C853
10uF
16V
R819
56
1%
C837
1uF
25V
R862
5.6K
C863
10uF
16V
R856
22K
L808
MLB-201209-0120P-N2
IC804
SC2621ASTRT
3
COMP
2
OCS
4
FB
1
BST
6
LDFB
5
LDOG
7
GND_1
8
VCC
9
NC
10
DRV
11
DL
12
GND_2
13
PN
14
DH
Q810
SI4804BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
R815
100
12V_TCON
7:I5;7:I7
C898
1uF
25V
R859
330K
1/10W
R814
15K
1%
C802
68uF
35V
R847
200
R863
1K
C3013
10uF
6.3V
C858
33uF
10V
C3014
10uF
6.3V
R3028
1K
OPT
LD1
SAM2333
OPT
A2[GN]
C
A1[RD]
0
R802
R3032
0
R3033
0
R834
150K
1/10W
Q805
RT1P141C-T112
E
B
C
R817
33K
OPT
R820
33K
C3017
10uF
6.3V
C1808
100uF
16V
C865
10uF
6.3V
C854
330uF
4V
JP1111
C3021
10uF
C855
10uF
6.3V
C3022
0.1uF
50V
OPT
C3023
0.1uF
50V
OPT
L805
CB4532UK121E
R861
3.3
R837
3.3
R836
3.3
C879
470pF
C848
470pF
C847
470pF
L
8
2
4
M
L
B
-
2
0
1
2
0
9
-
0
1
2
0
P
-
N
2
L829
MLB-201209-0120P-N2
L822
MLB-201209-0120P-N2
L830
MLB-201209-0120P-N2
L827
MLB-201209-0120P-N2
L813
MLB-201209-0120P-N2
L806
MLB-201209-0120P-N2
L821
MLB-201209-0120P-N2
L811
MLB-201209-0120P-N2
L8012
MLB-201209-0120P-N2
15
4
AN SO YOUNG
* FROM LIPS & POWER B/D -->Apply changed Pin Map 
220uF ==> 100uF*2 + 22uF for Depth
600 mA
must be placed with pin#8,#10 as close as possible. 
VOUT : 2.533V
400 mA + 600 mA
FLASH, A1.2, +1.8_DDR_BCM3556, VTT
R1
750 mA
* +5v_ST to +3.3V_ST
We’ll change SI4804 to KEC’s Product
415 mA @85% efficiency
R2
* +1.26V Core for FRC
* +1.8V_MEMC for FRC DDR
1.8V_BCM3556
 * +5.0V to 1.2V
must be placed with pin#8,#10 as close as possible. 
* +12v -> PANEL_POWER
* +12V to +5.0V
* D1.8V
Vout = (1+R2/R1)*1.25
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