Read LG 37LD322H (CHASSIS:LD01Z) 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.
EN2
3.6K
R644
VCC_LCM
( + 3 . 3 V )
1uF
50V
C649
VCC_LCM
( + 3 . 3 V )
PANEL_VCC
(+12V)
0 . 1 u F
50V
50V
C603
VCOMLFB
1uF 50V
C636
0 . 1 u F
50V
50V
C643
0 . 1 u F
50V
C637
PANEL_VCC
GCLK2_I
GSP/GVST_I
GCLK4
0
R667
GIP
RXD3-
1uF
50V
C632
VCOM
1uF
50V
50V
C642
VGL_I
GSC/GCLK3_I
0 . 1 u F
50V
50V
C601
VCC_LCM
( + 3 . 3 V )
GMA12
GMA7
VDD_EVEN
VCOM_FB0
0
R666
GIP
7.5K
R607
100
R625
GIP
KDS226
D602
A
AC
C
RXD4-
RXA4-
VGL
( - 5 V )
VDD_LCM
(+16V)
DISCHG
15pF
50V
50V
C666
0 . 1 u F
50V
50V
C634
GIP
VGL
( - 5 V )
22uF
25V
25V
C657
GVDD_ODD_I
GVDD_ODD
VGL_FB
0
R664
GIP
GMA6
150pF
50V
50V
C641
15pF
50V
50V
OPT
C669
VGI_N
15pF
50V
50V
OPT
C671
1K
R601
TCON_47_FHD_60_LAMP
RXA3-
GSP/GVST_I
RXD4+
22uF
25V
25V
C663
HVDD
VCC_LCM
( + 3 . 3 V )
SOE
GMA13
0
R659
VGI_P
15pF
50V
50V
OPT
C668
VDD_ODD
1uF
50V
50V
C618
GIP
FLK
0
R655
GCLK5_I
MBRA340T3G40V
D605
0 . 1 u F
50V
50V
C646
PANEL_VCC
(+12V)
VGL
( - 5 V )
0
R654
22UH
2.8A
L602
AMP_SDA
VST
VGH
(+25V)
GVDD_EVEN_I
VCOM_FB0
GMA16
5.1K
R651
0 . 1 u F
50V
C635
GVDD_ODD_I
0
R665
GCLK2
0 . 1 u F
50V
50V
C602
3K
R600
GIP
MBRA340T3G
40V
D604
15pF
50V
50V
NON_GIP
C672
RXA4+
15pF
50V
50V
NON_GIP
C667
VGL
( - 5 V )
GCLK6_I
GMA3
10
R608
10uF
16V
C630
0
R661
1K
R648
GMA4
VGH_FB
15pF
50V
50V
OPT
C673
FLK
1K
R602
TCON_47_FHD_60_LAMP
VCC_LCM
( + 3 . 3 V )
15pF
50V
50V
OPT
C670
AMP_SCL
VCOM
GCLK4_I
0 . 1 u F
50V
50V
C644
RXDCK+
GVDD_EVEN
1uF
50V
50V
C611
GIP
20K
R606
0
R662
GOE/GCLK1_I
VDD_LCM
(+16V)
VCOML
GMA15
1uF
50V
50V
C640
POL
2 . 2
R647
0
R646
GIP
VGL_FB
VGH
(+25V)
10K
R642
GIP
15pF
50V
50V
C665
GVDD_EVEN_I
0
R663
GIP
VDD_LCM
(+16V)
15pF
50V
50V
OPT
C674
0
R653
GIP
KDS226
D603
A
AC
C
15pF
50V
50V
NON_GIP
C675
VCOMR
VGH_FB
VCOMRFB
VGH
(+25V)
OPT
OPT
C600
OPT
OPT
C628
OPT
OPT
C629
OPT
OPT
C655
OPT
OPT
R649
22uF
C654
25V
18K
R619
18K
R668
22uF
10V
10V
C648
0
R634
0
R660
0
R617
0
OPT
R645
0
R615
GIP
0
R614
GIP
3.3K
R628
GIP
1/8W
10
R618
33
R669
33
R670
9.1K
R650
1/8W
22pF
50V
50V
C652
GCLK5_I
CLK5
GSC/GCLK3_I
CLK1
CLK4
CLK2
GOE/GCLK1_I
CLK3
GCLK6_I
GCLK2_I
GCLK4_I
CLK6
DISCHG
1uF
C627
50V
10
R604
NON_GIP
15pF
NON_GIP
C605
50V
DPM_A
RXDCK-
RXD3+
0
NON_GIP
R685
33K
NON_GIP
R642-*1
27pF
C625
NON_GIP
50V
560pF
50V
NON_GIP
C645-*1
1000pF
50V
C645
GIP
22UH
L601
2.8A
360
R656
PANEL_VCC
(+12V)
22uF
C653
25V
2200pF
50V
50V
NON_GIP
C634-*1
0
GIP
R686
0
NON_GIP
R687
FLK
0
GIP
R689-*1
VDD_LCM
(+16V)
33K
NON_GIP
R688
2.7K
NON_GIP
R689
0 GIP
R690
0 GIP
R691
0
NON_GIP
R692
0
NON_GIP
R693
0 . 4 7 u F
25V
C621
1uF
50V
50V
C615
0 . 0 4 7 u F
NON_GIP
C677
VGH
(+25V)
VGH_M
(+25V)
47K
R605
OPT
VGH
(+25V)
10
R633
GIP
10
R630
GIP
OPT
R603
OPT
0
GIP
R696
1M
NON_GIP
R698
10uF
16V
16V
C661
REF
REF
10K
R632
GIP
0
R627
1uF
C617
50V
10
R629
GIP
10
R631
GIP
EN2
1K
R613
EN2
EN2
MMSD4148T1G
100V
D606
OPT
MMSD4148T1G
100V
D607
VDD_LCM
(+16V)
10K
OPT
R616
0
R638
OPT
200
NON_GIP
R631-*1
200
NON_GIP
R629-*1
12505WS-03A00
P700
URSA_DEBUG
1
2
3
4
AMP_SCL
AMP_SDA
1uF
10V
10V
C651
1uF
50V
50V
C606
1000pF
50V
C626
GIP
510 NON_GIP
R694
510
NON_GIP
R695
0 . 2 2 u F
50V
50V
C612
GIP
470pF
50V
NON_GIP
C626-*1
0
GIP
R694-*1
0
GIP
R695-*1
VCC_LCM
( + 3 . 3 V )
H_CONV
3.3K
R5266
OPT
0
R5267
MINI_LVDS
MAX17113ETL+
IC603
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
TPS62110RSAR
IC600
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
6.8uH
L600
MINI_LVDS
910K
1%
R635
TCON_42_FHD_60_LAMP
10
R626
GIP
THERMAL
MAX17119DS
IC602
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]
470K
R640
1%
TCON_42_FHD_60_LAMP
10uF
C619
25V
THERMAL
MAX9668ETP+
IC601
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]
4 . 7 u F
C633
50V
10
R612
1uF
10V
C622
22uF
16V
16V
C659
4.7K
R671
GIP
0
R639
EN2
MBRA340T3G40V
D608
NCP18WB473F10RB
47k-ohm
TH700
GIP
1uF
C604
50V
47uF
25V
25V
C638
56K
1%
R620
TCON_42_FHD_60_LAMP
68pF
NON_GIP
C676
22
R623
GIP
22
GIP
R624
3.3K
R673
NON_GIP
VCC_LCM
( + 3 . 3 V )
220K
R621
1%
TCON_42_FHD_60_LAMP
11K
R622
1%
TCON_42_FHD_60_LAMP
47K
1%
R636
TCON_42_FHD_60_LAMP
56K
1%
R641
TCON_42_FHD_60_LAMP
510K
R609
TCON_42_FHD_60_LAMP
1%
150K
1%
R610
TCON_42_FHD_60_LAMP
200K
R611
TCON_42_FHD_60_LAMP
1%
27K 1%
R637
TCON_42_FHD_60_LAMP
150K
R643
TCON_42_FHD_60_LAMP
1%
1K
R652
TCON_47_FHD_60_LAMP
1uF
C639
25V
2.2K
R658
MINI_LVDS
2.2K
R657
MINI_LVDS
MMSD4148T1G
100V
100V
D609
24K
R672
L604
MINI_LVDS
L603
OPT
VDD_LCM
(+16V)
10uF
25V
25V
C610
[POWER 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 )
[HVDD Block]
V o = 1 . 1 5 3 * ( 1 + R 1 / R 2 )
[P-GAMMA Block]
[ L E V E L S h i f t B l o c k ]
R2
CHECK Value!!
6 . 8 u H / 1 . 8 A
(6x6x2mm)
(6x6x2mm)
GSP_R
T-CON
V e r . 1 . 0
7
For P-Gamma Data Download
1 u F / 5 0 V ( 2 0 1 2 )
4 . 7 u F / 5 0 V ( 3 2 1 6 )
C h a n g e 1 0 0 o h m - > 1 0 o h m
R1
For GOE Masking
EAX62115503
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