Read LG 47LD650H (CHASSIS:LD03Y) Service Manual online
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.
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.
RXA3-
RXD4-
VCOM
33K
NON_GIP
R9132-*1
GCLK6_I
VGH
(+25V)
10
GIP
R9117
1000pF
50V
GIP
C9121
0
R9137
0
R9182
0
OPT
R9174
15pF
50V
50V
OPT
C9159
0
R9178
200K
TCON_42_FHD
R9168
22
GIP
R9104
15pF
50V
50V
OPT
C9156
EN2
PANEL_VCC
18K
R9110
GMA12
KDS226
D9102
A
AC
C
33K
NON_GIP
R9118
GCLK4_I
1K
1% TCON_42_FHD
R9153
FLK
GMA6
GMA15
NCP18WB473F10RB
47k-ohm
GIP
VR9101
DISCHG
CLK1
47uF
25V
C9117
24K
R9158
15pF
50V
50V
C9152
GCLK5_I
0 . 2 2 u F
50V
50V
GIP
C9102
GOE/GCLK1_I
10K
GIP
R9132
1M
NON_GIP
R9162
SDA3_3.3V
0
R9115
0 . 4 7 u F
25V
25V
C9131
0
GIP
R9126
510
NON_GIP
R9125
10uF
16V
16V
C9149
VCOM_FB0
SCL3_3.3V
MBRA340T3G
D9105
BLM18PG121SN1D
L9104
CLK2
OPT
C9112
22uF
25V
25V
C9128
1K
OPT
R9151
GVDD_ODD_I
VDD_ODD
15pF
50V
50V
NON_GIP
C9154
10uF
MINI_LVDS
25V
C9143
150K
1%
TCON_42_FHD
R9143
0
GIP
R9184
GMA16
GMA7
1uF 50V
C9116
VGL
( - 5 V )
0
GIP
R9119-*1
1uF
50V
C9107
PANEL_VCC
(+12V)
10K
OPT
R9157
THERMAL
MAX9668ETP+
MINI_LVDS
DEV
IC9103
1
SDA
3
DVDD
7
AVDD_AMP
9
NC_1
10
GMA1
11
GMA2
12
GMA3
13
GMA4
14
GMA5
15
GMA6
16
AVDD_2
17
NC_2
18
GMA7
19
GMA8
20
SCL
5
VCOM
8
AVDD_1
6
VCOM_FB
4
AGND_AMP
2
A0
21
EP[GND]
10uF
MINI_LVDS
25V
C9144
VGH_FB
360
OPT
R9136
0
GIP
R9189
CLK6
0
NON_GIP
R9127
GSP/GVST_I
FLK
THERMAL
MAX17119DS
EAN60987201
GIP
DEV
IC9101
1
A9
3
A7
7
A3
9
A1
10
GON1
11
GOFF
12
GON2
13
Y1
14
Y2
15
Y3
16
Y4
17
Y5
18
Y6
19
Y7
20
Y8
21
Y9
22
YDCHG
23
GND
24
RE
25
FLK3
26
FLK2
27
FLK1
28
VSENSE
5
A5
8
A2
6
A4
4
A6
2
A8
29
EP[VGOFF]
10 NON_GIP
R9169
4 . 7 u F
MINI_LVDS
50V
C9105
100uF
25V
25V
C9120
20K
R9159
7.5K
R9160
RXD3-
15K
1%
TCON_42_FHD
R9131
68pF
NON_GIP
C9109
VGL
( - 5 V )
0 . 1 u F
50V
C9115
RXDCK-
VST
10
GIP
R9106
VGH
(+25V)
GCLK5_I
0
GIP
R9180
VDD_LCM
(+16V)
GCLK4_I
15pF
50V
50V
NON_GIP
C9155
22uF
10V
10V
C9133
SCL3_3.3V
10
GIP
R9109
DPM
0
GIP
R9124-*1
0
R9155
33
R9150
RXA4-
0
GIP
R9171
GVDD_EVEN_I
22UH
2.8A
L9101
0
R9181
15pF
50V
50V
OPT
C9158
VGH_M
(+25V)
VDD_LCM
(+16V)
1uF
10V
10V
NON_GIP
C9129-*1
GSC/GCLK3_I
10
R9163
VGL_I
EN2
0 . 1 u F
50V
50V
GIP
C9129
22pF
50V
50V
C9147
150K
TCON_42_FHD
R9167
0
GIP
R9161
0
R9175
GVDD_ODD_I
VGI_P
MAX17113ETL+
EAN60924401
MINI_LVDS
DEV
IC9102
3
GND2
2
DRVP
4
SRC
1
THR
6
DRN
5
GON
7
MODE
8
DLP
9
FBP
10
GPGND
11
CTL
12
DRVN
13
AGND
14
FBN
15
REF
16
DEL1
17
FB2
18
BST
19
LX2
20
LX2
21
OUT
22
IN2
23
IN2
24
VIN
25
FSEL
26
EN1
27
DEL2
28
VL
29
EN2
30
PGND
31
PGND
32
LX1
33
LX1
34
SW1
35
SW0
36
FB1
37
COMP
38
PGOOD
39
CRST
40
AGND
33
R9148
10
GIP
R9116
360
R9135
0 . 1 u F
50V
50V
C9124
VCOM
560pF
50V
NON_GIP
C9121-*1
22UH
2.8A
L9102
GCLK2
6.8uH
MINI_LVDS
DEV
L9105
VCC_LCM
( + 3 . 3 V )
REF
VGH
(+25V)
VCOMRFB
CLK4
VGL_FB
SDA3_3.3V
0 . 1 u F
50V
50V
C9123
0
NON_GIP
R9176
VCC_LCM
( + 3 . 3 V )
3K
GIP
R9102
0 GIP
R9122
VCC_LCM
( + 3 . 3 V )
2 . 2
R9133
0
GIP
R9125-*1
2.2K
R9166
0
NON_GIP
R9120
0
R9144
22uF
25V
25V
C9127
1000pF
50V
GIP
C9114
0
NON_GIP
R9121
0 . 1 u F
50V
C9130
GMA13
75K
1%
TCON_42_FHD
R9129
VCC_LCM
( + 3 . 3 V )
DPM_A
1uF
50V
50V
GIP
C9103
GCLK2_I
EN2
MMSD4148T1G
100V
D9108
15pF
50V
50V
C9151
15pF
50V
50V
OPT
C9161
22uF
25V
25V
C9122
1uF
25V
25V
C9145
220K
1%
TCON_42_FHD
R9113
0
R9179
MBRA340T3G
D9104
3.6K
R9141
1uF
50V
50V
C9118
22
GIP
R9105
OPT
OPT
R9107
0 . 0 4 7 u F
NON_GIP
C9110
10
GIP
R9108
10uF
16V
C9163
OPT
C9111
1uF
10V
C9136
GOE/GCLK1_I
0 GIP
R9123
3.3K
GIP
R9170
100
GIP
R9101
1uF
10V
10V
C9126
MBRA340T3G
40V
D9106
22uF
16V
16V
C9148
REF
200
NON_GIP
R9116-*1
1uF
50V
50V
C9106
VGH_FB
VGL
( - 5 V )
470pF
50V
NON_GIP
C9114-*1
VGL_FB
VCC_LCM
( + 3 . 3 V )
56K
1%
TCON_42_FHD
R9112
VGH
(+25V)
GSP/GVST_I
RXA4+
11K
1%
TCON_42_FHD
R9114
GMA4
0
GIP
R9183
0 . 1 u F
50V
50V
C9141
12505WS-03A00
P9101
1
2
3
4
MMSD4148T1G
100V
OPT
D9101
GCLK4
1uF
50V
C9138
10K
GIP
R9103
VGL
( - 5 V )
1/8W
10
R9149
1uF
50V
50V
C9125
VDD_LCM
(+16V)
9.1K
1/8W
R9134
HVDD
150K
1%
TCON_42_FHD
R9128
KDS226
D9107
A
AC
C
VDD_LCM
(+16V)
200
NON_GIP
R9117-*1
0
GIP
R9186
0 . 4 7 u F
25V
C9108
VGH
(+25V)
150pF
50V
50V
C9132
0 . 1 u F
50V
50V
C9134
GCLK2_I
POL
BLM18PG121SN1D
OPT
L9103
510K
TCON_42_FHD
R9164
RXD4+
0
R9187
1K
R9147
SOE
1uF
MINI_LVDS
50V
C9140
OPT
R9139
0
OPT
R9145
18K
R9111
VDD_EVEN
0 . 1 u F
50V
50V
C9142
1K
1%
TCON_42_FHD
R9152
0
GIP
R9172
2.2K
R9165
GSC/GCLK3_I
GVDD_ODD
OPT
C9135
RXDCK+
EN2
MMSD4148T1G
100V
D9103
VCOMR
CLK5
VDD_LCM
(+16V)
VCOML
0 . 1 u F
50V
50V
C9139
TPS62110RSAR
EAN60985901
MINI_LVDS
DEV
IC9104
1
PGND_1
3
VIN_2
7
LBI
9
AGND
10
FB
11
GND_1
12
GND_2
13
PG
14
SW_1
15
SW_2
16
PGND_2
5
SYNC
8
VINA
6
LBO
4
EN
2
VIN_1
15pF
50V
50V
NON_GIP
C9153
VCC_LCM
( + 3 . 3 V )
1K
R9138
510 NON_GIP
R9124
CLK3
PANEL_VCC
(+12V)
VCOMLFB
27K
1%
TCON_42_FHD
R9142
18K
1%
OPT
R9130
0
R9154
DISCHG
1uF
50V
50V
GIP
C9104
5.1K
R9140
VDD_LCM
(+16V)
DPM
1uF
50V
C9146
VCOM_FB0
GMA3
1uF
50V
C9137
15pF
50V
50V
OPT
C9157
PANEL_VCC
(+12V)
VGI_N
GVDD_EVEN
10
R9146
RXD3+
EN2
15pF
50V
50V
C9162
27pF
NON_GIP
50V
C9113
OPT
OPT
C9101
15pF
50V
50V
OPT
C9160
GCLK6_I
GVDD_EVEN_I
0
R9173
FLK
1uF
50V
50V
C9119
15pF
NON_GIP
50V
C9150
2.7K
NON_GIP
R9119
0
GIP
R9185
47K
OPT
R9156
3.3K
NON_GIP
R9177
R2
S i g n a l N a m e C h a n g e
4 . 7 u F / 5 0 V ( 3 2 1 6 )
[ L E V E L S h i f t B l o c k ]
1 u F / 5 0 V ( 2 0 1 2 )
[HVDD Block]
V o = 1 . 1 5 3 * ( 1 + R 1 / R 2 )
V a l u e s h o u l d
b e c h e c k e d
T o r e d u c e
A u d i b l e n o i s e
T o r e d u c e
A u d i b l e n o i s e
GSP_R
For P-Gamma Data Download
* V o l t a g e T a r g e t
VDD_LCM = 16.25V
V G H = 2 8 . 5 0 V
V G L = - 5 . 3 5 V
R1
[POWER Block]
6 . 8 u H / 1 . 8 A
(6x6x2mm)
(6x6x2mm)
CHECK Value!!
1 0 u F / 2 5 V ( 3 2 1 6 )
T o r e d u c e
A u d i b l e n o i s e
[P-GAMMA Block]
S l a v e A d d r e s s : 0 x E 8 h
( A O P i n - G N D )
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