Philips 22PFL6403D Service Manual page 53

Circuit Diagrams and PWB Layouts
SSB: DC / DC
1
DC / DC
B02C
A
5U0A
IU22
+12V
33R
B
C
D
3139 123 6427.1
1
Q522.3E LA 7.
2 3
7U0Z-1
ST1S10PH
5U0B
3U80 IU23 IU24
2 7
INH SW
VIN
100K 10u
5 3
SYNC VFB
GND
A P HS
7U0Z-2
ST1S10PH
10 11
VIA
6
1U21 3U88
7U0X-1 2
BC847BS
33K
1
2 3
53
4 5
FU84
3U84
IU25
3K9
4 5
6 7
FU80
3U86 IU26
3
IU20 10K
5
7U0X-2
BC847BS
4
FU81
6 7
1
2
B02C
2
2
2
2
A
2
2
2
3
3
3
3
3
3
+5V
3
3
3
B
5
PROT-DC
5
7
7
7
7
F
F
F
I
I
I
C
I
I
I
ENABLE-3V3
D
I_18300_013.eps
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