Power Board - Haier LE32B7600 Service Manual

10.2 Power Board

715G6934P01002002H (32")
FB9902
!
127R
4 1 1 2
BD9901
KBJ608G-FUC
+
C9801
120uF 220V
AC-1
!
L9902
4 1
SG9901
NC/DSPL-501N-A21F
3 2
AC-1
8mH
C9913 C9914
R9111 R9102
! 220PF 250V ! 220PF 250V
1M 1/2W 47K 1/4W
R9112
3.3M 1/4W
! C9902
470nF 275V
! R9908
NC
R9113
3.3M 1/4W
C9907
NC
U9901
NC
FB_1
1 8
R9114
NC NC
2 7
3.3M 1/4W
D1 D2
3 6
D1 D2
4 5
NC NC U9101
1
BNO VCC
! R9907 2
FB NC
NC 3
CS VCC
4
! R9901 GND OUT
510K 1/4W
PF6003AS
C9110
! R9902
1NF 50V
510K 1/4W
C9109
2N2 50V
! R9903
510K 1/4W
R9904
!
510K 1/4W
C9108
220P 50V
! R9905
510K 1/4W
! R9906
510K 1/4W
! For BD9901
L9901
3 2
HS9901
NC/HEAT SINK
SG9902
4 1
NC/DSPL-501N-A21F
8mH
!
C9901
470nF 275V
CN9902
NR9902 NC
2.5R
2 1 1
2 L
FB9903
N
BEAD
1 2
FB9905
! !
BEAD
C9911 C9912
NC NC
!
RV9901
620V
!
!
t
!
NR9901
2.5R
2 1
CN9901
SOCKET
HOT COLD
1 2
FB9901
BEAD
+
R9105 C9105
C9802 C9104
2.2NF 75K 2.2NF
120uF 220V
D9101
!
FR107G-A0
T9101
6
POWER X'FMR
5 7
4 11
2 8
D9102 R9104
SS1060FL 22OHM 1/8W
1 10
R9106
47OHM 1/8W
C9103
NC
R9107
10K 1/4W
8
7
6
5
D9104
D9103
1N4148W
FR107G-A0
+
+
C9111 C9112
0.1uF 50V C9107
4.7UF 50V
22UF 50V
R9109
470 OHM 1/4W
HS-GND
R9101 !
0R22 5%
C9921
470PF 250V
For Q9101
!
FB9904
HS9101
BEAD
HEAT SINK C9920
470PF 250V
1 2
HS-GND
FB_1
+12V1
D9105
NC/1N4148W
!
4 1
U9102
EL817M(X)
Q9102
3 2
NC/LMBT3906LT1G
C9106
NC/4N7 50V
R9161
33ohm 1/4W +/-5%
C9161 C9162 R9162
1N5 50V 1N5 50V 33ohm 1/4W +/-5%
R9163
33ohm 1/4W +/-5%
+12V1
R9164
33ohm 1/4W +/-5%
D9151
FME-220B
2
+ + +
3 1 C9151 C9152
C9153
470uF 25V 470uF 25V 470uF 25V
D9153
FME-220B
R9121
150 OHM 1/4W
C9123 C9124 R9122
150 OHM 1/4W
1NF 500V 1NF 500V
R9123
150 OHM 1/4W
+18V
R9124
150 OHM 1/4W
D9121
FMXA-2202S
2
+ +
C9121 C9122
220uF 50V 220uF 50V
ZD9121
BZT52-B20
R9125 R9126
1K OHM 1K OHM
Q9121
BTN5551A3
R9128
1K 1/8W
+12V' +18V
R9129
270K +-1% 1/8W
R9175
0 OHM +-5% 1/8W
PS_ON
R9176
10K 1%
C9172
220N 50V
Q9183
GND1
NC
C9171 R9171
GND
22nF 50V 2K 1/8W 5%
U9103
TL431G-AE2-R
R9174
2K49 1/8W 1%
62
12V Switch
+12V'
(option)
L9101
3UH
Q9181
+ +
NC/AOD4185
C9154 C9158
470uF 25V
1uF
R9182
NC/100KOHM
R9187
Q9182
NC/10K OHM +-5%
NC/2N7002K
R9183
NC/100KOHM
3.5V/5V output
(option)
+12V1
L9301
ZD9301
NC
NC
2 1
FB9301 U9301
NC C9309
NC
1 8 NC
PGND EN
2 7 R9301
3 VIN LX 6 NC
AGND COMP
4 5 R9303
VCC FB NC
+
C9305 R9307
3.5Vout
NC NC
R9305=620R
R9306=3.3K
CN9101
CONN
2 1
ON/OFF
4 3
6 5
8 7
10 9
12 11
14 13
16 15
C9301
NC/220N 50V
+3.5V/+5V
For D9151
GND2 GND3 GND4 GND5
HS9151
HS9121
GND GND NC NC
HEAT SINK NC
1
2
3
4
+12V
C9155 C9156
0.1uF 50V
220N 50V
PS_ON
+3.5V/+5V
+
R930 5
NC
R9306
NC
DIM
PS_ON
C9157
0.1uF 50V
+12V_AUDIO
D9152
SR34
+12V
For D9121
HS9122
HEAT SINK
1 1
2 2
3 3
4 4