Power Schematic Diagram - Sharp LC-26SB25E Service Manual

LC-26SB25E/S /RU , LC-32SB25E/S /RU , LC-42SB55E/S

[2] POWER SCHEMATIC DIAGRAM

1. POWER SCHEMATIC DIAGRAM for 42"
1 2
A
!
CN901
SG1
2
N
GS41-201MA
3
E
1
L
29g
20174
!
! !
!
C908
0.68U 275V
!
B
L901
F901
T6.3AH-250V FPH6001AL
SG2
GS41-201MA
SG5
GS41-201MA
R977
RV905
C
2M2 1/4W
TVR14511KFC4FY
screw plate screw plate
R975
Q1 Q2
2M2 1/4W
R974
2M2 1/4W
D
CN902
64842 12P 2.5MM
1
2
3
4
12V
5
6
7 24A
8
9
STANDBY
10
11
12
5V
E
CN903 CN905
13P 2.5MM 13P 2.5MM
24V
1 1
1 1
2 2
2 2
3 3
3 3 O/P >15W
4 4
4 4
5 5
5 5
6 6
6 6 I>4A
7 7
7 7
8 8
8 8
9 9
9 9
10 10
10 10
11 11
11 11
12 12
12 12
13 13
13 13
F
G
H
1 2
/RU
3 4 5
FB922 BEAD
HEATSINK
SG3
1 2
29g
120K 1/4W HBD901
GS41-201MA
R960
!
!
GBJ1508
29g
BD901
8mH 4.0A
4 1
L902
!
!
1.5uF 450V
R961 C935
120K 1/4W HEATSINK
110g
! CN906
!
JUMP L903
1 QPH7008AL
2 12 2
10 3
!
GS41-201MA
TH901
5
SG4
FB923
2 1 1 2
SCK0R75
14 7
BEAD
13 8
R918 68K 1/8W
R972
C913
BZX84-B18
18K 1/8W
1N 50V C920 ZD914 47K 1/8W
R973
R929 STW21NM60N
Q902
680R 1/8W
330nF/25V
D940 BAV21
0R18 1W
IC902
D938 R926
BAV21
1 8 35R W5RH2.5X3X1.0
FB Vcc
R952
2 7 1 2
Comp Driver R924
FB964
68R 1/8W
3 6
0R18 1W
Mult GND
BC847C
4 5
CS ZCD
Q917
SG6961
BC857C
R932
330R 1/6W
D930
R989
BAV21
R985 4K7 1/6W
4K7 1/6W
Q916 R983
BC847C C966
10R 1/8W
R955
1
C915
Css
2
3K3 1/6W
DELAY
470P 50V 3
CF
4
RFmin
5
STBY
1NF 50V 6
ISEN
C925
7
LINE
8
DIS PFC_STOP
+
C970
5
S
R921
6
S
2M2 1/6W
7
S
8
S EN/UV
ZD913
TNY277
BZX79-C9V1
3 4 5
6 7
!
2200pF / 250V
+
C903 2200pF / 250V
34g
FB921
2 1
HD903
35R W5RH2.5X3X1.0
150g
Q920
STP10NK50 !
T905
C926 1
ZD915 PT-009983
1.5NF/1KV
3 1 7
BZX84-B18
100K 1/8W
5
R953
D936
RGP10D
C929
330PF/1KV Q919
HEATSINK
HQ919
1 9
HEATSINK
HQ902
R963
100K 1/8W
1
40g
BZX84-B18
3 1
ZD916
4K7 1/8W
D937
R930
RGP10D
Q923
330Ω R984
IC901
16
VBOOT
15
HVG
14
OUT
Q922
13 2
N.C.
12 BC328-40
Vcc
11
LVG
C933
10
GND
470N 50V
9
L6599D
100Ω
R982
BAV21
D932
C959
22uF/50V D933
BAV21
HEATSINK
R976 22Ω
SBF1040CT
1
D927
C945
NC
10 2
P6KE160A
1500PF 500V
9
ZD911
3
1
D924
2
UG1006
FB919 35R W5RH2.5X3X1.0
8
RGP10D D908 7
4
EF20 (10P)
T904
+ C969
!
5
IC903
33uF/25V
4
D
R917 12K 1/6W
ZD910
2 1 2
BP/M
R991
47Ω
BZX79-C15
1
6 7
102
8 9 10
!
C900
IC914
TL431ACZ-AP
3
HEATSINK
HD901
C922
D901 100N 50V
SBF2060CT
10 2
11
L909
13
16
2.3uH
D928 L906
15 2
SBF1040CT
2U4H
+
12V
HD928
+ +
17 HEATSINK L908
+
14
12 2.3uH
18 2
D902
HD902
SBF2060CT
HEATSINK
R938
4.7KΩ
!
R965
R968
470R 1/4W 470R 1/4W
IC910
TCET1103G
!
IC909
TCET1103G
R928
2K7 1/8W
R946
Q915 STANDBY
BC847C
10KΩ
HD927
L907
5V
2.3uH
+ +
C940
0.01uF 100V C955
2200UF 10V
2
R943
470R 1/6W
TCET1103G
IC911
R949
!
3K3 1/8W
10K 1/8W
R919
C924
100N 50V
R947
Q918
3
BC847C
IC913
22KΩ 10K 1/6W
TL431ACZ-AP
R920
8 9 10
11
BD901 A4 CN901 A1
CN902 D1 CN903 E1
CN905 E2 CN906 B4
C900 B8 C901 B3
C902 B3 C903 B8
C907 B6 C908 B2
C909 B3 C910 C7
C912 D3 C913 C3 A
C915 D3 C916 D3
C918 D4 C920 C4
C922 B10 C923 D6
C924 G9 C925 E4
C926 B6 C927 E5
C928 E5 C929 C6
C930 C7 C931 E6
C932 E5 C933 E6
C934 F10 C935 B5
C936 C9 C937 E8
C939 G6 C940 F8
C941 G7 C942 H9
C945 F6 C951 C9
C952 C9 C955 F9
C956 C9 C959 E6
B
C966 D5 C967 C11
C968 E5 C969 G7
C970 F4 D901 B8
D902 C8 D903 B6
D908 F7 D924 F6
D927 F8 D928 C8
D930 D4 D931 E6
D932 E6 D933 E7
D936 C6 D937 D6
D938 C5 D940 C5
FB903 B5 FB904 B6
FB919 F8 FB920 C6
FB921 B6 FB922 A4
24V FB923 B4 FB964 C4
F901 B1 HBD901 A4
HD901 B8 HD902 D8
C
HD903 B5 HD927 F8
HD928 C8 HQ902 C6
HQ919 C6 IC901 D5
24A IC902 C3 IC903 G5
IC909 E8 IC910 D9
IC911 G8 IC913 G8
+
C967
IC914 B9 L901 B2
100uF 35V L902 B3 L903 B5
L906 C10 L907 F9
L908 C10 L909 C9
Q1 C1 Q2 C1
Q902 C5 Q915 E8
Q916 D3 Q917 D5
Q918 G9 Q919 C7
Q920 B7 Q922 D8
Q923 D5 Q924 G7 D
RV902 B2 RV903 B7
RV904 B4 RV905 C1
R913 D3 R915 E8
R916 D8 R917 G6
R918 C4 R919 G8
R920 G10 R921 G5
R924 C5 R926 C5
R928 E8 R929 C5
R930 D6 R932 D4
R936 B10 R937 B10
R938 D10 R939 B10
R940 B10 R941 G9
R943 F8 R944 G9
R945 G9 R946 E9
R947 G9 R949 G8
E
R952 C5 R953 C6
R954 E4 R955 D4
R956 C6 R957 D6
R958 E4 R959 B4
R960 A4 R961 B4
R962 D3 R963 C6
R965 D9 R966 D5
R967 E5 R968 D10
R969 B6 R970 B6
R971 B6 R972 C4
R973 C4 R974 D2
R975 C2 R976 F7
R977 C2 R978 G7
R979 E6 R980 G7
R981 F6 R982 E6
R983 D4 R984 D6
F
R985 D4 R986 D3
R987 E4 R988 D5
R989 D5 R990 C10
R991 G6 R992 F6
SG1 A2 SG2 B2
SG3 A3 SG4 B3
SG5 C1 TH901 B4
T904 F7 T905 B8
ZD910 G6 ZD911 F6
ZD912 G6 ZD913 G5
ZD914 C5 ZD915 B6
G
H
11