Philips 24PFS5603/12, Service Manual

Page: 35 / 54

9.Circuit Diagrams
9.1 A 715G7734 PSU (For 32” 5603 Series)
9-1-1 POWER
C8617
100PF 500V
ZD8601
BZT52-B18
1
2
R8603
33K 1/8W 5%
ZD8602
BZT52-B18
1
2
Q8601
AOD2922
Add OVP Function
Q8601: 357G0763100601 or
357G0763100605
C8623
NC
R8606
330K 1/8W 5%
D8602
1N4148
R8656
1.5R 1%
+
C8601
330UF 35V
R8656: 惠璶跑 BOM  1.5R
+18V
OUT
R8604
33R 1/8W 5%
R8608
4.7KOHM +-1% 1/8W
C8603
47nF 50V
C8607
220pF 50V
C8605
0.1uF 50V
C8611
0.47UF 50V
C8609
0.1uF 50V
+12V
Q8603
DTA144WN3/S
Q8602
2N7002K
C8604
0.47UF 50V
C8621
0.1uF 50V
Vcc2
Vcc2
CN8601
NC/CONN
1
2
3
4
5
ON/OFF
L8602
47uH
D8603
IN4148W RHG
D8604
IN4148W RHG
R8605
1K 1/8W
R8602
NC
R8616
0 OHM +-5% 1/8W
R8617
62K 1/8W 1%
D8601
SR506
1 2
R8652
1.2R 1%
R8653
1.2R 1%
R8654
1.2R 1%
R8655
1.2R 1%
DIM
C8606
1NF
Add ON/OFF Function
R8612
100K
R8611
NC
U8601
PF7708BS
LED
1
VCC
2
CS/OVP
3
OUT
4
GND
5
DIM
6
GM
7
FB
8
R8601
0R05
FB8605
BEAD
1 2
+
C
8
61
6
N
C
/2
20
uF
5
0V
C8610
22pF 50V
C8602
220nF50V
CN8602
CONN
1
2
3
4
5
6
7
8
R8647
10K OHM +-5% 1/8W
OUT
+
C
8
61
2
22
0u
F
5
0V
R8609
10R 1/8W 5%
VLED+
VLED+
LED-
LED-
R8615
22K 1/4W