Sharp LC-32A28L - Power Schematic Diagram

2008-03-14
LC-32A28L, LC-42A48L
83
[2] 32” POWER SCHEMATIC DIAGRAM
R964
330R
R959
1M
!
C933
270pF
R975
1K8 1/8W
R976
NC
!
VCC_PFC
C941
22NF 630V
-
+
BD901
KBJ608G
2
1
3
4
R909
680R_1%
+
C907
100uF 450V
Vac_in
F902
T4AH / 250V
1 3 2 4
!
t
NR901
SCK101R55LSY
1 2
+400V
C911
330nF
R965
6.8K
12
STANDBY_IN
R970
22K
C942
2.2nF
FB904
1 2
CN903
HEADER 14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
D959
SB240
1 2
C932
0.22uF
C935
0.1uF
R946
15K
+12V_F
R936
10K
R955
100K
+400V
+ C990
10uF 50V
+12V
C909
0.001uF/250V
R962
100R
R960
100R
RV903
TVR14511
R930
4.7M
RV901
TVR14561
!
R961
47K
R963
47K
Q988
BC847C
HQ901
Heatsink
21
SG901
DSP201M-A21F
O/P >15W
C915
1nF
R902
220K
FB985
75R W6RH3.5X10X1.0
12
R978
4K7
R939
4K7
L906
ER28
610 2 4
8 9
R972
22K_1%
R998
10K
1 2
C931
0.33uF
R973
2.2K _1%
!
R979 4K7
C984
10nF/100V
1 2
R903
180K
R947
330R
1 2
SG902
DSP201M-A21F
+24V_F
D903
BAV103
ZD984
P6KE18A
1 2
D951
BAV103
IC952
TCET1103G
12 43
STANDBY_IN
Q901
TK12A60U
2
1
3
R986
330R
!
CN902
HEADER 13
1
2
3
4
5
6
7
8
9
10
11
12
13
IC953
TL431
R931
120K
C953
1500PF 1KV
SG904
DSP201M-A21F
R917
330R
C914
2U2 16V
C954
100PF 1KV
STBY
D952
BAV103
R969
1K
FB980
Bead
1 2
R968
4K7
R981
47K_1%
12
R971
22R
!
3
2
1
SG903
DSP201M-A21F
C960
470pF/1KV
C955
100PF 1KV
R937
22R
!
R977
10K
To scaler
+12V
INVER TER-ON-OFF
BRIGHT-ADJ
L932
3.5uH
+24V_A
+5VSB
!
Q932
BC857C
1
23
STANDBY_IN
R987
6K8
+
C981
33uF 50V
!
R988
470K
C995
15P 50V
D985
1N5408-P
C940
100nF
C949
0.1uF
!
+
C947
47uF 25V
!
C993
10N 50V
C908
1500pF/250V
!
FB983
1 2
+24V_F
HD935
Heatsi nk
1
S901
metal plate
1
R967 330R
C994
10N 50V
+
C992
220UF 50V
R935
2M2
!
R934
2M2
Q945
BC328-40
C901 0.47uF
S903
metal plate
1
R966
2.2K
12
ZD930
BZX79-C9V1
1 2
C910
1U5 450V
R913
18K_1%
62g
D953
BAV21
!
+24V
BRIGHT-ADJ
To panel
+5V
R933
2M2
INVER TER-ON-OFF
!
D957
BAV103
R915
0R15 1W 1%
!
ZD981
BZX79-C15
1 2
+24V
R91647K
C991
0.001uF
IC901
SG6961
INV
1
COMP
2
MOT
3
CS
4
ZCD
5
GND
6
OUT
7
VCC
8
CN901
SOCKET
1 2
STBY
VCC_PI
VCC_PFC
R945
47K
R980
2.7K
C937
1U/50V
IC991
TCET1103G
12 43
R901
180K
D954
BAV21
L901
13mH 2A
1
2
4
3
C983
0.1uF
R985
10K
D935
SRF1060
1
3
2
R982
47R
+
C985
2700uF 16V
T901
EF-20
3
2
1
4
5
8
10
7
9
6
ZD982
NC
1 2
+
C986
47uF 25V
R983
470R
+5V
C989
0.1uF
C980
1.5nF/ 500V
R911
1M_1%
ZD931
BZX79-C5V1
1 2
R991
12K_1%
HD955
Heatsink
21
R992
18K_1%
!
!
R912
1M_1%
ZD980
P6KE160A
L931
3.5uH
TNY277
IC931
EN/U V
1
S
6
BP/M
2
S
7
D
4
S
8
S
5
D980
UG1006
L980
3.5uH
+5VSB
L902
13mH
1
2
4
3
IC932
TCET1103G
12 43
!
IC982
TL431
R984
12K
R995
3.3K
!
+400V
VCC_PI
R989
10R
C936
100N 50V
D956
SB240
1 2
D981
RGP10D
FB982
Bead
1 2
HBD901
Heatsink
21
PRI
T902
ETD34
6
7
3
4
2
9
11
5
13
D955
SP20100
1
2
3
F901
T4AH/250V
1 3 2 4
!
FB984
1 2
R993
27K_1%
!
R938
100R
IC951
L6599D
Css
1
DELAY
2
CF
3
RFmin
4
STBY
5
ISEN
6
LINE
7
DIS
8
PFC_STOP
9
GND
10
LVG
11
Vcc
12
N.C.
13
OUT
14
HVG
15
VBOOT
16
ZD983
BZX79-C24
1 2
SG905
NC
Q951
2SK4096
!
+400V
FB905
BEAD
1 2
30g
R990
10R 1/4W
D958
BAV103
C906
1500pF/250V
RFmin
+12V_F
Q952
2SK4096
C904 220nF
VCC_PFC
Q990
BC847C
D902
STTH5L06FP
C913
330nF
+
C934
4U7 50V
Vac_in
R919
150R
+
C946
470UF 25V
D983
SR210
Q931
BC857C
1
23
R907
24K
Q989
BC847C
R974
5.1K
R910
1M_1%
R932
10K
S902
metal plate
1
C902
0.001uF/250V
RFmin
R905
68K
D984
SR210
R908
33K
R957
3K3
S904
metal plate
1
RV902
NC
R956
33K
+
C943
1000uF/50V
C903
0.001uF/250V
R958
27K_1%