Power Board - Haier L42C1180 Service Manual

10.2 Power Board

715G3760P01W20003M
L_1
BD901
GBJ1008
+
-
4 1
C910
1UF450V
FB901
!
1 2
BEAD
ZCD
R910
L903 CN903
NC NC
! 20.0MH
Vcc_1
C904
+ C914
0.47UF
47uF/50V
!
C902 C903
680pF 680pF
R917
! !
20K 1/8W
D901
L901
PR1007
20.0MH
!
!
C901
0.47UF
R901 R902 R903
300K 1/4W 300K 1/4W 300K 1/4W
! ! !
NR901
NTCR
3 OHM 7A
t
RV901
!
NC
F901
5A 250V
CN901
1 2 B+_390V
!
SOCKET
HS1 HS5
HEAT SINK HEAT SINK
1 1
2 2
HS21
HEAT SINK HS20
HEAT SINK
1 C922
2 1
2
0.1uF 50V
HS6 HS8 HS9
HEAT SINK HEAT SINK HEAT SINK
1 1 1
2 2 2
D904
1N5408-P
L_2 FB907
D902
!
1 2
BEAD
L904
FMN-1106S
!
170 UH
RV904
R920 NC
C926 680K OHM +-1% 1/4W
10nF
D905 RB551V-30
2 1
!
R921
R932
R911 R913 Q901 680K OHM +-1% 1/4W
47K 1/8W 1 STW26NM60
R920,R921,R922
10 OHM 1/8W 33 OHM 1/8W
680K 1% 1/4W
R914
10K 1/8W
C912
56P 50V
C913 IC901
R922
FAN6961 R915 680K OHM +-1% 1/4W
470 OHM 1/8W
0.1uF 50V
R916 R912
0.2OHM2W 0.2OHM2W
C915
220pF 50V
C916
NC
R918
R919 R923
10K 1/8W C919 NC 13KOHM +-1% 1/8W
C917 C918 NC
47N 50V 470N 50V
R904 R905 R909
R904,R905,R909 C921
1M5 1/4W 1% 1M5 1/4W 1% 1M5 1/4W 1%
1.5M 1% 1/4W
L_1 L_2
0.1uF 50V
L904A
NC
FB902
ZCD
C928
1 2
BEAD
0.001uF/250V
Vcc_1 R941 Vcc_2 Vcc_1 +5VS
NC
Q905
R924 R940
1K 1/8W KTA1273-Y - AT/ P
1M5 1/4W 1%
R9907
R938 NC
10K 1/8W !
R925
1M5 1/4W 1%
R9908
NC IC954
NC
R926
1M5 1/4W 1%
R9909
NC
R988
NC
ZD902 R9905
Q911
5.6B
2 1 Q910 NC
PMBS3904
ACD
MTZJ T-72
R928 1K 1/8W R9906
100KOHM +-1% 1/8W 51K 1/8W R989
NC
R924,R925,R926 ACD
1.5M 1% 1/4W R9907,R9908 10K
R9909 100K
R988 16.9K
R989 33K
B+_390V B+
R9401,R9402,R9403,R9404
100K 1/4W
R948
R9401
0.1 ohm
100K 1/4W
+ C924 + C925 C929
100uF M 450V 100uF M 450V C911 0.001uF/1KV
10NF1KV
R9402
100K 1/4W
D930
PR1007
FB_1
R937
Vcc
4.7 MOHM +-5% 1/4W
A6069H D903
4 5
FB/OLP VCC
3
GND
2 7
BR D/ST 1N4148
1 8
S/OCP D/ST
C907
IC902
C909 R908 R907 C908
1N 50V 2.4 OHM 1/4W 2.4 OHM 1/4W C933
0.1uF 50V +
22uF/50V 0.1uF 50V
Vcc_1 Vcc +5VS
Q921
R960
R939 1K 1/8W
KTD1691/P
10K 1/8W
R947 R949 + C937
10uF/50V
5.1K 1/4W 5.1K 1/4W IC951
!
PC123X8Y FZOF
Q950
ZD901
PMBS3904
MTZJ T-72 16B
C956
0.1uF 50V
R906
510K 1/8W
R9211,R9212,R9213,R9214
100K 1/4W
B+
R9211
100K 1/4W
C939
0.001uF/1KV
R9212
100K 1/4W
Vcc_2
D940
PR1007
FB
R929
10K OHM
D906 RB551V-30
IC903
LD7523A 2 1
1 8
BNO OVP R933 R943
2 7
COMP VCC
3 6
(-)LATCH OUT
4 5
CS GND
R930 C943 C941
10 OHM 1/8W 22 OHM 1/8W
R942 C942
3.9K 1/8W C920 51K 1/8W +
10nF 50V
R934
0.1uF 50V 1K 1/8W
0.1uF 50V 10uF/50V
R945
470 OHM 1/8W
C944
220pF 50V
63
R950,R951 100OHM 1/4W
R951 C950,C951 0.001uF
R9403
100K 1/4W
R950
T901
100 OHM 1/4W
1 POWER X'FMR +5VS
C950
R9404 1N 50V
100 OHM 1/4W
100K 1/4W
6
2
D950
7 C951
L950
SBT15006JST 1N 50V
9 2
3 10
3.5uH
4
C953
+
330uF 16V
5
R931
2.4 OHM 1/4W !
D935
PR1007
FB_1
R954
+ C931 100 OHM 1/8W
100uF 50V
IC950
! R955
1K 1/8W
+5V
PC123X8Y FZOF
A5V
C955 R956
R957
10KOHM +-1% 1/8W
220N 50V 1K 1/8W
IC952
AS431AZTR-E1
R959 R958
150K 1/8W 10KOHM +-1% 1/8W
R961
PS_ON
R963
1K 1/8W
10K 1/8W
R970
R970,R971 100OHM 1/4W
R971 C970 C971
C970,C971 0.001uF
100 OHM 1/4W
100 OHM 1/4W 1N 50V 1N 50V
D951
L980
FMEN210A
T902 2
POWER X'FMR
3.5uH
7
5
+ C972 + C973
10 470uF 35V 470uF 35V
R9213 4 8
100K 1/4W 9
11
D952
3 12
L951
FME-210B
R9214 2
!
100K 1/4W
3.5uH
R953
+
C961
C957
R952 C960
1000uF 25V
100 OHM 1/4W
100 OHM 1/4W 1N 50V 1N 50V
FB903
C927
1 2
BEAD
470pF/250V
R974
1K 1/4W
Q903
FB
2SK4101LS
+12V
!
IC970 R975
3.9K 1/8W
R944
10K 1/8W
PC123X8Y FZOF R978
C976
24KOHM +-1% 1/8W
R976
10K 1/8W
0.33uF 50V
IC971
AS431AZTR-E1
R946
0.33 OHM 2W
R980
2KOHM +-1% 1/8W
+5V
2.5A
C974
C954
+
470uF/16V
0.1uF 50V
CN902
ON/OFF 1
PDIM 2
+12V 3
4
5
6
7
8
+24V
9
10
PS_ON
11
12
+5V
13
ACD
CONN
+24V
R968,R969,R972,R973 2.2K 1/4W 1.5A
R965,R966,r967 5.1K 1/4W
C979
R966 R965
+ C975 5.1K 1/4W 5.1K 1/4W
470uF 35V R968 R969
2.2K 1/4W 2.2K 1/4W 0.1uF 50V
+12V
2A
C977
+ C959 R972 R973
470uF/25V 2.2K 1/4W 2.2K 1/4W
0.1uF 50V
+24V
+12V
ZD951 ZD952
MTZJ T-72 16B TZJ T-72 30B
+24V
D954 D955
1N4148 1N4148
A5V
R987
27K +-1% 1/8W
R981
1K 1/8W
R983
Q970
PMBS3904
C978
1K 1/8W
R982
R979
10K 1/8W
NC
0.1uF 50V