Philips 43PUS7805/60 Service Manual page 45

9-2-4 Driver with PF7904
Boost_Vin
D8603
1N4148W
+12V
Q8604
DTA144WN3/S
2 3
C8618
C8617 R8627
100NF 50V
100NF 50V NC/15K
BL_ON/OFF C8616
1uF
R8628
0R05 1/10W
R8629
1K
Q8603
2N7002K
R8630 C8619
330K 0.1uF 50V
L8601
33uH
L8602
NC/33uH
R8601
R8603
33K
10 OHM
D8602
1N4148W
R8602 OUT
33K
R8631
20 OHM +-1% 1/8W
U8601
R8610
PF7904S
10 OHM
1 8
DIMOUT
DIMOUT FB
2 7
VCC GM
3 6
CS/OVP EN/DIM
4 5
OUT
OUT GND
C8610 C8611
1uF 0.22UF
C8612
10PF 50V
C8613
220PF
C8621
NC/2.2nF 50V
C8622
NC/2.2nF 50V
1
FB8601
BEAD
2 1
FMEN-2308
Q8601
TK22A10N1
C8609
R8604 R8606
NC/47pF 2KV
5.6R 1% 10K OHM
R8605
3.9K 1%
R8607
R8626
0.03R
NC/0R03 5%
R8613
100R 1%
DIM
R8612
10K
R8611
33K
C8620
C8615 1000PF 50V
1000pF 50V
C8614
47nF
FB8602
BEAD
2
2
+ + +
100N 50V
-VLED
R8614
100R 1%
1
DIMOUT
Q8602
CY S9240
R8615
10K
R8622 R8623
NC/0.2R NC/0.2R
+VLED
R8608 R8609
100K 100K
C8608
CN8601
CONN
12
11
10
9
8
7
6
5
4
3
-VLED
2
1
+VLED
F o r Q 8 6 0 1 D 8 6 0 1
HS8601
HEAT SINK
R8624
R8625
0.43OHM
0.43OHM
1
2
3
4