Read LG 47LD450 (CHASSIS:LA01B) Service Manual online
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.
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.
EN2
R644
3.6K
VCC_LCM
(+3.3V)
C649
1uF
50V
VCC_LCM
(+3.3V)
PANEL_VCC
(+12V)
C603
0.1uF
50V
0.1uF
50V
VCOMLFB
C636
1uF 50V
C643
0.1uF
50V
0.1uF
50V
C637
0.1uF
50V
PANEL_VCC
GCLK2_I
GSP/GVST_I
GCLK4
R667
0
0
GIP
RXD3-
C632
1uF
50V
VCOM
C642
1uF
50V
1uF
50V
VGL_I
GSC/GCLK3_I
C601
0.1uF
50V
0.1uF
50V
VCC_LCM
(+3.3V)
GMA12
GMA7
VDD_EVEN
VCOM_FB0
R666
0
0
GIP
R607
7.5K
R625
100
GIP
D602
KDS226
A
AC
C
RXD4-
RXA4-
VGL
(-5V)
VDD_LCM
(+16V)
DISCHG
C666
15pF
50V
15pF
50V
C634
0.1uF
50V
0.1uF
50V
GIP
VGL
(-5V)
C657
22uF
25V
22uF
25V
GVDD_ODD_I
GVDD_ODD
VGL_FB
R664
0
0
GIP
GMA6
C641
150pF
50V
150pF
50V
C669
15pF
50V
15pF
50V
OPT
VGI_N
C671
15pF
50V
15pF
50V
OPT
R601
1K
NON_GIP
RXA3-
GSP/GVST_I
RXD4+
C663
22uF
25V
22uF
25V
HVDD
VCC_LCM
(+3.3V)
SOE
GMA13
R659
0
0
VGI_P
C668
15pF
50V
15pF
50V
OPT
VDD_ODD
C618
1uF
50V
1uF
50V
GIP
FLK
R655
0
GCLK5_I
D605
40V
MBRA340T3G
C646
0.1uF
50V
0.1uF
50V
PANEL_VCC
(+12V)
VGL
(-5V)
R654
0
L602
22UH
22UH
2.8A
AMP_SDA
VST
VGH
(+25V)
GVDD_EVEN_I
VCOM_FB0
GMA16
R651
5.1K
C635
0.1uF
50V
GVDD_ODD_I
R665
0
0
GCLK2
C602
0.1uF
50V
0.1uF
50V
R600
3K
GIP
D604
40V
MBRA340T3G
C672
15pF
50V
15pF
50V
NON_GIP
RXA4+
C667
15pF
50V
15pF
50V
NON_GIP
VGL
(-5V)
GCLK6_I
GMA3
R608
10
C630
10uF
16V
R661
0
R648
1K
GMA4
VGH_FB
C673
15pF
50V
15pF
50V
OPT
FLK
R602
1K
NON_GIP
VCC_LCM
(+3.3V)
C670
15pF
50V
15pF
50V
OPT
AMP_SCL
VCOM
GCLK4_I
C644
0.1uF
50V
0.1uF
50V
RXDCK+
GVDD_EVEN
C611
1uF
50V
1uF
50V
GIP
R606
20K
R662
0
0
GOE/GCLK1_I
VDD_LCM
(+16V)
VCOML
GMA15
C640
1uF
50V
1uF
50V
POL
R647 2.2
R646
0
0
GIP
VGL_FB
VGH
(+25V)
R642
10K
GIP
C665
15pF
50V
15pF
50V
GVDD_EVEN_I
R663
0
0
GIP
VDD_LCM
(+16V)
C674
15pF
50V
15pF
50V
OPT
R653
0
0
GIP
D603
KDS226
A
AC
C
C675
15pF
50V
15pF
50V
NON_GIP
VCOMR
VGH_FB
VCOMRFB
VGH
(+25V)
C600
OPT
OPT
OPT
C628
OPT
OPT
C629
OPT
OPT
C655
OPT
OPT
R649
OPT
OPT
C654
22uF
25V
22uF
25V
R619
18K
R668
18K
C648
22uF
10V
22uF
10V
R634
0
R660
0
R617
0
R645
0
OPT
R615
0
GIP
R614
0
GIP
R628
3.3K
GIP
R618
10
1/8W
R669
33
R670
33
R650
9.1K
1/8W
C652
22pF
50V
22pF
50V
GCLK5_I
CLK5
GSC/GCLK3_I
CLK1
CLK4
CLK2
GOE/GCLK1_I
CLK3
GCLK6_I
GCLK2_I
GCLK4_I
CLK6
DISCHG
C627
1uF
50V
R604
10
NON_GIP
C605
15pF
50V
50V
NON_GIP
DPM_A
RXDCK-
RXD3+
R685
0
0
NON_GIP
R642-*1
33K
NON_GIP
C625
27pF 50V
NON_GIP
C645-*1
560pF
50V
NON_GIP
C645
1000pF
50V
GIP
L601
22UH
22UH
2.8A
R656
360
PANEL_VCC
(+12V)
C653
22uF
25V
22uF
25V
C634-*1
2200pF
50V
2200pF
50V
NON_GIP
R686
0
GIP
R687
0
NON_GIP
FLK
R689-*1
0
GIP
VDD_LCM
(+16V)
R688
33K
NON_GIP
NON_GIP
R689
2.7K
NON_GIP
NON_GIP
R690
0 GIP
R691
0 GIP
R692
0
NON_GIP
R693
0
NON_GIP
C621
0.47uF
25V
C615
1uF
50V
1uF
50V
C677
0.047uF
NON_GIP
VGH
(+25V)
VGH_M
(+25V)
R605
47K
OPT
VGH
(+25V)
R633
10
GIP
R630
10
GIP
R603
OPT
OPT
R696
0
GIP
R698
1M
NON_GIP
C661
10uF
16V
10uF
16V
REF
REF
R632
10K
GIP
R627
0
C617
1uF
50V
R629
10
GIP
R631
10
GIP
EN2
R613
1K
EN2
EN2
D606
100V
MMSD4148T1G
OPT
D607
100V
MMSD4148T1G
VDD_LCM
(+16V)
C639
2.2uF
16V
2.2uF
16V
R616
10K
OPT
R652-*1
1K
NON_GIP
R652
0
GIP
R638
0
OPT
R631-*1
200
NON_GIP
R629-*1
200
NON_GIP
P700
12505WS-03A00
1
2
3
4
AMP_SCL
AMP_SDA
C651
1uF
10V
1uF
10V
C606
1uF
50V
1uF
50V
C626
1000pF
50V
GIP
R694
510 NON_GIP
R695
510
NON_GIP
C612
0.22uF
50V
0.22uF
50V
GIP
R658
6.2K
OPT
C626-*1
470pF
50V
NON_GIP
R694-*1
0
GIP
R695-*1
0
GIP
GIP
VCC_LCM
(+3.3V)
H_CONV
R5266
3.3K
OPT
R5267
0
MINI_LVDS
IC603
MAX17113ETL+
MINI_LVDS
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
IC600
TPS62110RSAR
MINI_LVDS
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
L600
6.8uH
MINI_LVDS
R635
910K
1%
TCON_42_FHD_60_LAMP
R626
10
GIP
IC602
MAX17119DS
GIP
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]
R640
470K
1%
TCON_42_FHD_60_LAMP
C610
10uF
C619
10uF
IC601
MAX9668ETP+
MINI_LVDS
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]
C633
4.7uF
50V
R612
10
C622
1uF
10V
C659
22uF
16V
22uF
16V
R671
4.7K
GIP
R639
0
R657
6.2K
OPT
R672
0
0
MINI_LVDS
EN2
D608
40V
MBRA340T3G
TH700
47k-ohm
NCP18WB473F10RB
GIP
C604
1uF
50V
C638
47uF
25V
47uF
25V
R620
56K
1%
TCON_42_FHD_LAMP
C676
68pF
NON_GIP
R623
22
GIP
R624
22
GIP
R673
3.3K
3.3K
NON_GIP
VCC_LCM
(+3.3V)
R621
220K
1%
TCON_42_FHD_LAMP
R622
11K
1%
TCON_42_FHD_LAMP
R636
47K
1%
TCON_42_FHD_60_LAMP
R641
56K
1%
TCON_42_FHD_60_LAMP
R643
270K1%
TCON_42_FHD_60_LAMP
R637
51K 1%
TCON_42_FHD_60_LAMP
R609
510K
1%
TCON_42_FHD_60_LAMP
R610
150K
1%
TCON_42_FHD_60_LAMP
R611
200K
1%
TCON_42_FHD_60_LAMP
[POWER Block]
10uF/25V(3216)
Slave Address : 0xE8h
(AO Pin - GND)
(AO Pin - GND)
[HVDD Block]
Vo = 1.153*(1+R1/R2)
[P-GAMMA Block]
[LEVEL Shift Block]
R2
CHECK Value!!
6.8uH/1.8A
(6x6x2mm)
(6x6x2mm)
GSP_R
GP2_Saturn7M
T-CON
Ver. 2.1
7
For P-Gamma Data Download
1uF/50V(2012)
4.7uF/50V(3216)
Change 100ohm -> 10ohm
R1
For GOE Masking
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