Main Power Ssc3S121A - Philips 43PUS6162/12 Service Manual

8-2-3 Main power SSC3S121A

Vbus
Vbus
N
R9140
39R 5%
D9101
SARS02
R9150
39R 5%
+VCC1
D9110
1N4148W
+
U9101
1 8
FB/OLP GND
2 7
R9108
BR VCC
6
10ohm 1/4W +/-1%
OCP
4 5
ST DRV
SSC3S121A
R9135
4.7 MOHM +-5% 1/4W
+
C9104
680PF 50V
HOT
4
U9102
3
For Q9101
HS9101 EL817M(X)
1
2 !
3
4
HEAT SINK
HOT
R9153
+VCC1 3K 1/8W +/-1%
U9103
EL817M(X)
4
3
ZD9109
BZT52-B16
T9101
12VS
!
POWER X'FMR
5
HOT
8
R9141
7
75K
6
4
+
3 10
2 11
12
COLD
1
R9114
0R05 4A 1/4W
R9127
D9103
0R05 4A 1/4W
FR107G-A0
5
6
C9103
47UF 50V
4
10
Q9101
7
TK11A65D
3
D9102
2
SS1060FL
9
1
R9107 C9145
82 OHM 47PF
T9102
R9104 NC
330 OHM 1% 1/8W
R9101
0.24R
COLD
R9118
4.7K 1/8W
C9139
C9121 2.2nF 50V
220N 50V
R9128
1
6.2K OHM +-1% 1/8W
2
U9104
TL431G-AE2-R
COLD
LED_OVP
R9155 Q9109
2Kohm 1/4W +/-5% 2SA1797 12VS
R9158
D9108 1K5 +-1% 1/8W
1N4148W
1
R9157
10K 1/8W 1%
2
PS_ON
!
R9159
51 OHM 1/4W
+ + + +
D9116
SR810-05
2 1
D9117
NC
2 1
D9106
SR810-05
2 1
D9104
NC
2 1
Q9111
MTE011N10RFP
R9126
10 OHM 1% 1/4W
R9124
33KOHM +-1% 1/4W
U9111
8 1
12VS
SY NC Timing
7 2
Vdd Pred
6 3
MOSG-C VR
5 4
D9105
GND Adj
SP6018ES8RGB
SS1060FL
C9140
2.2nF 50V
ON/OFF
+12V_A
+12V
+12V
+3.5V
C9188 C9143
NC 1uF
Q9104 L9101
NC 1.1uH
R9142 +
NC C9113
470UF 25V
C9120
NC L9102
3UH
+12V
+12V_A
C9119
NC +
C9115
470UF 25V
R9143
NC
Q9110 D9115
NC NC
DV5
1 2
C9122 R9145
NC NC
R9165
NC
For Q9111 Q9104
HS9102
1
2
3
4
HEAT SINK
12VS
R9310
NC
ZD9301
NC
2 1
1 8
PGND EN
2 7
VIN LX
3 6
AGND COMP
4 5
VCC FB
U9301
NC
+
DIM
15 16
13 14 PS_ON
11 12
9 10
7 8
+12V_A
5 6
+12V
3 4
+12V
1 2
+3.5V
C9144 C9177
CN9101 NC NC
CONN
L9303
NC
+3.5V
R9306
NC
C9306 C9307 C9308
NC NC NC +
R9307
NC
R9308
NC