Power Board - Philips 190B9CS/00 Service Manual

26 Hunson9

6.2 Power Board

715G2986 I 2
1
POWER
A
!
BD901
KBP208G
3 2
!
FB904
! ! FB903
BEAD
BEAD
B
L902
1 2
!
26mH
4 3
R915
100K 1/8W
C903
0.47UF
!
!
R902 R901
C
1M 1/4W 1M 1/4W
!
!
NR901
NTCR
F901
FUSE
! !
C902 C901
0.0022UF/400V
0.0022UF/400V
2 1
CN901
!
SOCKET
D
HS3
HEAT SINK(Q901)
GND 1 (009G6005 1)
1
2
GND 2 (009G6005 1)
1
2
BD901 A1 CN901 D1
CN902 C3 C900 C3
C901 C1 C902 C1
C903 C1 C905 B1
C906 B2 C907 B2
C908 B2 C909 C2
C910 C2 C912 A4
C913 B3 C915 B4
C916 D4 C917 A4
C918 A4 C920 C3
C921 C3 C924 C3
C928 C1 C929 B4
C930 D5 C931 D3
C932 B5 C934 D4
C935 B4 C939 B4
D900 B2 D901 B2
D902 C2 D903 B2
D906 A3 D907 B3
D908 C3 D909 C3
FB901 B3 FB902 A2
FB903 B1 FB904 B1
F901 C1 F902 C5
F903 B5 HS3 D1
FB902
0 OHM +-5% 1/4W
R904
8.2K OHM 1/4W
+ C905
100uF/450V C906
1500pF2KV
R905
8.2K OHM 1/4W
D901
FR103
!
C907
IC901 0.1uF + C908
22uF/50V
1 8
RT HV
2 7
COMP NC
3 6
CS VCC
Q901
4 5
GND OUT
STP10NK70ZFP
D903 R906
LD7575A PS
1N4148W
R910
10R 1/8W
10R 1/4W
R938
! 10K 1/8W 5%
R912
220 OHM 1/4W
R914
0.43 OHM +-5% 2WS
C909
220pF
C928
470pF/25V
D902
LL4148/NC
R913 C910
1uF/25V /NC
750K OHM 1/8W /NC
NC
+5V
+12V
DIM
ON/OFF
VOL
HS4
HEAT SINK(D906) MUTE
1
2
2
3
HS4 D2 IC901 B2
IC903 B3 IC904 C3
L902 B1 L903 B4
L904 A4 L905 C4
L906 C5 NR901 C1
Q901 B2 Q903 B5
R901 C1 R902 C1
R903 B2 R904 B2
R905 B2 R906 B2
R909 B3 R910 B2
R912 C2 R913 C2
R914 C2 R915 B1
R918 A3 R919 A3
100 OHM 1/4W R918
R920 A3 R924 B4
R925 B3 R926 C3
R927 B5 R930 C5
100 OHM 1/4W R919
R935 B3 R938 B2 C912
0.001uF
R939 B5 R940 B5
100 OHM 1/4W R920
R943 A5 R946 A5
R949 B3 R950 B3
D906
!
R951 C3 R961 B3
SP10150
R962 B3 T901 B3
3
T901
POWER X'FMR
4
R935 100 OHM 1/4W
R903
5 8
R961 100 OHM 1/4W
7
100KOMH 2W
R962 100 OHM 1/4W
6 9
1 10
12
3 11
R909
D900 5.1 OHM 1/4W
D907
FR107
31DQ06FC3
IC903
PC123X2YFZOF
FB901
!
R925 BEAD
1K 1/8W R949 100 OHM 1/4W
!
C913
R950 100 OHM 1/4W
68pF1KV
R951 100 OHM 1/4W
C924
0.1uF
C921
NC
NC R926
1K 1/10W 1%
3
NC
!
IC904
KIA431A-AT/P
C920
3300pF 250V
D909
31DQ06FC3
!
C900
NC
CN902
12
11
10
9
8
7
6
5
4
3
C931 2
1
0.1uF
CONN
3
4
L904
Coil
C917
+ + C918
470UF/25V
470UF/25V
1
L903
C929
0.001uF
Coil
+
R924
+ C915
C939 150R 1/8W 470UF16V
680uF 10V
C935
0.001uF
D908
SP1060 /NC
1
L905
Coil
+
+ C934
470UF16V(NC)
C916
1000uF M 16V
4
5
A
+12V
R946
ZD902
150OHM2W
RLZ13B
Q903 R943
PMBS3904 470R 1/8W 5%
C932 R939
1K 1/8W
0.001uF
JUMPER
F903
+5V
B
R940
33K 1/10W 1%
R927
3.6K OHM 1% 1/10W
R930
C
2.43K OHM 1% 1/10W
L906
2.2uH
F902
JUMPER
+5V1
C930
0.1uF
D
5