Hisense LTDN40K321UWAU Service Manual page 56

1 2
F801
RT801
XP802 T 6.3A L 250V
NTC5D2-15
4 W806
A
1 2
3 L801
XP803 W807 R970 R802
2 1 LCL-3505HF 1M
1M
1 4 1 2 3 2
1 2
R804
1 3 R971
! 1 4 4 3 2 3 1M
4 2
!
R972 R809
XP807 !
1M
RV801 C813
TVR10621 474/AC275V
T831
PFC BK-10-05HI
3 7
11
C807
R820
1 12
222/1KV
6
100K/2W
AC3 4 9
VD805 2 8
FR107
R801
5 10
680K
VDD
V812
R887
2222
680K
20V VD811
!
R803 1N4148 R821 R823
270K 2R2 2R2
L924
R806
VZ810
C849 1K R808 VD809 C809
16V
104 27R 1N4148 102/AC250V
N834 VD825
NCP1271 FR104
B R811 47R V807 C822
2 5 1
FB DRV 8N65
1 6 R816 101/1KV
Skip/Latch Vcc VDD
10K
20V N891
R813
7 3
NC CS R825 PC817B
3K9 100K
4
C819
R818
R890 C851 C818 C817
47uF/50V 3
10K 102 101 47uF/50V 0R51/3W
C815
104
C823
102
T901
PFC
BCK-70-39AP
R961
68R
V901
R962 5N50
VD901
22R
2 1 1
IN4148
T902
R963
BCK-25-1605
10K
1 10
2 9
3 8
4 7
5 6
C
C902
104
R904 C901
68R
V902 1000V-6n8
5N50
R965
VD902
22R
2 1 1
IN4148
R966
10K
R911 R916
R914 R960
47K 100K
4K7
R907
10R
12V_VCC
R908
39K
R913
2K
PWM_DIM
D
R912
R915 C910
R909 C912
C908 C909 NA
10K 221
10K C911
105 105
103
1 2
3 4 5
C846
C803 AC3
474/AC275V
471/AC250V
C871
AC3
VB801 224/450V
! L802 KBJ1006
LCL-3505HF
4 1 1 3 2 2
R807
VCC
1M
1M ! 4 1 4 3 2 3 C870
! 224/450V
R810 R842
1M
1M 22R
!
R812
1M
C804
C821
471/AC250V
225/50V
VZ811
C820 R841 18V
24K
474/50V
R814 C811
C827
20K/NC 22u/50V
102/50V
N881
V820 R827 PC817B
vcc 20V
R852 R851 2222 1K
4
0R0 0R0
3
C824
R853 R854
474
0R0 0R0
C852
R894
471/1KV VZ812 R832 C826
27R
16V 51K 104
14V
C868
104
VD819
C853
C856 R946
R945
C854 MUR10150 1000u/25V 1000u/25V 15K
2K0
471/1KV R944
R895 VZ808
27R 2K0
22V
V830
1 R896 12VQ 12V 2222
L811
27R 2 R947
10K SW
3
C862
C855 C861 C830
1000u/25V 1000u/25V
VD829 1000u/25V 104
R847
20100 R849
2K0
10K
R850
VD821 12V
R898
10K
10K 1N4148
R899
R855
R903
R897 2K4
0R0 1
15K V805
2K4
C858
nc 2222
R848
1 C840
VD822
C972
R900 10K
1N4148 104
104 5K1
2
C857
N851
106
TL431 R901 R902
4K7 22K6
VD903
1 2
MUR160
VD904
2 1
MUR160
VD905
1 2
MUR160
C905
450V-220n
VD906
2 1
MUR160
R932
R930
270K
270K
R933
R931
R935
R934 270K
270K
20K 20K
R948
VD907
0R
IN4148
2 1 2 3 3 2
V903 V904
2222
2222
UVS UVS
VD908
R949 0R
2
BAV70
3
1
C925
R936 C926 R937
20K
102 102 3K3
3K3
N901
LX27901
1 16
VIN VDD
2 15
ENABLE AOUT
3 14
C_R GND
4 13
BRTA BOUT
5 12
DIM COUT
6 11
SST COMP
7 10
FAULT ISNS
R918
UVS R920
C927
0R
8 9 R923
3K3
UVS VSNS 222
NA
C916
C914 C915
R917 C913 103
R950
V905
47K 222 C917
104 102 103
100K 2N7002
NA
3 4 5
6 7
VD807
VD812
PFC
IN5408 MUR460
(EMC) PFC
10 VD808
9
9 L812
6 L824 MUR460
8 C865
7 R833
68U/450V
V802 1M0
C860
R817 R824 VZ801 10N60
VD801
20K 22R 68U/450V
18V
N892 R815 R838
C831
NCP1608 0R 1M0
0520
221/2KV
R822
Zcd
8 7
22R
Vcc Dri R819 R839
5K1
1M0
2 4
Comp CS
R830
330R
3 1
Multi VFB
GND
VD803
0520
C814 C810 C816 R831 R826 R828
R843 C832 R840 R844
101/50V 1K0 0.33/2W
104/50V 15p/nc 24k 0.33/2W 102 20K NC
R905 12V
1K
1
VD824 1N4148
2
R910 R837
STB
4K7
4K7
V810 N810
3.3V
2222 LD1117A-3.3 VCC5V
C802 +5V
3 4 +5V
104 XP809
VIN VOUT
1 R998
2 2 100R 2D_3D
C884 VOUT
C880 3 VSYNC
R882
105
106 4 100R
R865
1M0
C801
12V
104
3.3V
R955
0R0
N902
12V
PIC12F609
3D_PWM 1
VDD VSS
2D_3D 2
GP5 GP0/PGD
3.3V 3
GP4 GP1/PGC
RST 4
GP3//MCLR/VPP GP2/INT/CCP1
V806 R829
1
2907 4K7
XP810
XP805
1 1
XP804
2 2 1
12V_VCC 3 3 2
3D_ENA
2D_PWM
4 4 3
3D_PWM
SW
5 5 4
12V
6 6 5
7 7 6
STB
8 8 7
9 9
14V
10 10
11
12
13
3D_ENA
14
3D_PWM
XP806
1
3D_ENA
2
3D_PWM
3
C922
AC275V-220N
XP901
1
N1-
2
P1+
3
N2-
4
P2+
C923
AC275V-220N
ISNS
R938 R940
R939 R941 R982 R981
4R7 4R7 R982 R981
4R7 4R7
VD909
IN4148
1 2
2D_PWM
R924
1K
1 V906
3D_ENA
2222
R925
4K7
R957
V907
1K
2907
2 3
3D_PWM PWM_DIM
R928
10K
C921
R927 R929
221
10K
47K
1
V908
3D_ENA
2222
R922
NA
R919
2K4
ISNS
R921
2K
3D_ENA
1
C918
104
R964
47K
6 7
8 9
R866
1M0
8
7 PGD
6 PGC
5 VSYNC
8 9
10 11 12
10 11 12
A
B
C
D