LG 42LE4300 Service Manual page 23

[LEVEL Shift Block]
VCC_LCM
(+3.3V)
R625
100
GIP
C600
R600
OPT 3K
OPT GIP
A9 Y9
GVDD_ODD_I 1 21
THERMAL
A8 Y8
GVDD_EVEN_I 2 29 20
A7 Y7
3 19
GSP/GVST_I
IC602
A6 Y6
4 18
GCLK6_I
MAX17119DS
A5 Y5
GIP
GCLK5_I 5 17
A4 Y4
6 16
GCLK4_I
A3 Y3
GSC/GCLK3_I 7 15
GCLK2_I
GOE/GCLK1_I
VGH
C612
(+25V)
0.22uF
R623 R624
50V 22 22
C611
GIP
GIP GIP
1uF R626
C618
10
50V
1uF
GIP GIP
50V
GIP
VGL
(-5V)
[P-GAMMA Block]
Slave Address : 0xE8h
(AO Pin - GND)
1uF/50V(2012)
C604
1uF
50V
VCC_LCM
R669
(+3.3V) SDA GMA6
AMP_SDA 1 15
THERMAL
33
A0 GMA5
2 14
21
IC601
DVDD GMA4
3 13
MAX9668ETP+
C601
AGND_AMP GMA3
4 12
0.1uF
MINI_LVDS
50V
VCOM GMA2
5 11
VCOM
VCOM_FB0
C602 C603
0.1uF 0.1uF
50V 50V
For P-Gamma Data Download
P700
12505WS-03A00
URSA_DEBUG
R652
1K
TCON_47_FHD_60_LAMP
R654
VCOMR
0
R655
VCOML
VCOM
0
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.
DISCHG
R632
10K
GIP
VDD_ODD
VDD_EVEN
VST
CLK6
CLK5
CLK4
CLK3
CLK2
CLK1
R603 R630 R633
OPT 10 10
OPT GIP GIP
VGH
(+25V)
VDD_LCM
[HVDD Block]
(+16V)
R618
10
1/8W
PANEL_VCC
VDD_LCM
(+12V)
(+16V)
GMA13
GMA12
GMA7
GMA6
GMA4
C610
C619
10uF
10uF
25V
GMA3
25V
VDD_LCM
(+16V) R672
24K EN2 PGND_1
VIN_1
D609
VIN_2
MMSD4148T1G
100V
R605
EN
47K
OPT C639
R616
10K 1uF
OPT 25V
PANEL_VCC
R606
1 20K
AMP_SCL
2
AMP_SDA
R607
7.5K
3
4
All manuals and user guides at all-guides.com
[POWER Block]
OPT
D606
VGH MMSD4148T1G
(+25V) EN2
100V
D602
4.7uF/50V(3216)
R627 KDS226
C
C615 0
C617
1uF A AC
1uF
R668 R619 R620 50V 50V
C633 56K
18K 18K 1%
50V
TCON_42_FHD_60_LAMP
4.7uF
VDD_LCM
R629 R631
10 10 (+16V)
R621 GIP GIP
220K
1%
TCON_42_FHD_60_LAMP
VGH_FB
R622
11K R629-*1 R631-*1
1% 200 200
TCON_42_FHD_60_LAMP NON_GIP NON_GIP
R644
3.6K
VGL
(-5V)
RXA3-
HVDD
6.8uH/1.8A
(6x6x2mm)
L600
6.8uH
MINI_LVDS
R696 R698
0 1M
GIP NON_GIP
R1
MINI_LVDS
C652 C659 C661
R609 R658 R657
510K 22pF 22uF 10uF 2.2K 2.2K
1%
50V 16V 16V
TCON_42_FHD_60_LAMP MINI_LVDS
GND_2
1 12
GND_1
2 11
IC600
FB
3 TPS62110RSAR 10
MINI_LVDS R2
AGND
4 9
R610 R611
150K 200K
1% 1%
TCON_42_FHD_60_LAMP TCON_42_FHD_60_LAMP
Vo = 1.153*(1+R1/R2)
R608
10
C649
1uF
50V
RXD4-
RXD4+
D607
MMSD4148T1G
100V
TCON_42_FHD_60_LAMP
R635 R640 C628
C635
910K 470K OPT
1% 1% OPT
0.1uF
TCON_42_FHD_60_LAMP
50V
C636
TCON_42_FHD_60_LAMP
R642-*1
C629
R636 R641
OPT 1uF 50V
47K 56K
33K 1% 1% OPT
NON_GIP TCON_42_FHD_60_LAMP
C626-*1
VDD_LCM
(+16V)
C625 D605 MBRA340T3G
470pF
50V
NON_GIP 27pF 50V D608 MBRA340T3G
NON_GIP
R688
33K C626 R642
NON_GIP R647 2.2
1000pF 10K
50V
GIP
R689-*1 R689 VGH GIP
0 2.7K
(+25V)
NON_GIP
GIP
VGH_M
R692 0
(+25V)
NON_GIP
THR PGND
R693 0 1 30
C621
NON_GIP DRVP 2 29 EN2
GND2 VL
0.47uF 3 28
25V
SRC DEL2
R690 0 GIP 4 27
R691 0 GIP GON EN1
5 IC603 26
R694 R695 DRN FSEL
6 MAX17113ETL+ 25
510 NON_GIP
510 NON_GIP
MODE 7 MINI_LVDS 24 VIN
C676 68pF NON_GIP
DLP IN2
8 23
C677 0.047uF NON_GIP
FBP IN2
9 22
VGH_FB
GPGND 10 21 OUT
R694-*1
0
GIP R686 R687
R695-*1 0 0
GIP NON_GIP
0
GIP
C637
0.1uF
C622 VCC_LCM 50V
1uF C634
(+3.3V)
10V
0.1uF
50V
REF
MINI_LVDS
C630
OPT
10uF R637
16V C627 R639 R638
27K 1% 1uF 0 0
50V
TCON_42_FHD_60_LAMP
VGL_FB
D603
KDS226
R643
C632
C
150K1%
TCON_42_FHD_60_LAMP
A AC
1uF
50V
VCC_LCM
(+3.3V)
R628
3.3K
GIP R659
R604 0
FLK RXD3-
10 NON_GIP
C667
C605
15pF
15pF
50V
50V
R685
NON_GIP NON_GIP
0
RXD3+
NON_GIP
GSP_R
For GOE Masking
VCC_LCM
VGH
(+3.3V)
(+25V)
R673
R614 0 3.3K
VGI_P
GIP NON_GIP
R665
0
RXDCK+
VGL
C675
(-5V) R671
4.7K
15pF
GIP
50V
NON_GIP
R615 0
VGI_N
GIP
R662
0
RXDCK-
VGL
C672
(-5V)
15pF
R617
50V
0 NON_GIP
R645
DISCHG VGL_I
0
R653
OPT
0
GVDD_ODD
GIP
C669
15pF
50V
OPT
R660
POL
0
R646
C665
0
15pF GVDD_EVEN
GIP
50V
C668
15pF
50V
OPT
R661
SOE
0
C666
15pF
50V
GP2_Saturn7M
T-CON
VDD_LCM
EN2 (+16V)
CHECK Value!!
C642 C653
R650
1uF 22uF
9.1K
50V 25V
C638 1/8W
C640
47uF
1uF
25V
50V
L602
22UH
40V
2.8A
40V
C654
22uF
25V
C645
C645-*1
1000pF
560pF
50V
50V
GIP
NON_GIP
PANEL_VCC
C643
(+12V)
0.1uF
50V
EN2
R656
360
PANEL_VCC
(+12V)
R634
0
C606
R648 C651
1uF C657 C663
C644
1uF
50V 1K 22uF 22uF
0.1uF
10V
25V 25V
50V
R649
OPT
OPT
VCC_LCM
(+3.3V)
L601
22UH
2.8A
C646
C641 C648
D604 C655 R651
0.1uF
MBRA340T3G 150pF 22uF OPT
40V 50V 5.1K
50V 10V OPT
R612
DPM_A
EN2
10
Change 100ohm -> 10ohm R613
1K
R667
0
GSP/GVST_I GCLK2 GCLK2_I
GIP
C670
15pF
50V
OPT
R663
0
GCLK4 GCLK4_I
GIP
C673
15pF
50V
OPT
R664
0
RXA4- GCLK5_I
GOE/GCLK1_I
GIP
C674
15pF
50V
OPT
R666
0
GSC/GCLK3_I
RXA4+ GCLK6_I
C671
GIP
15pF
50V
OPT
VCC_LCM
(+3.3V)
GVDD_ODD_I
H_CONV
GVDD_EVEN_I
Ver. 2.1
7