Philips HDRW720 Service Manual page 114

Circuit Diagrams and PWB Layouts
UP Sub Board: Fan Control (FACO) Layout 603 3051.2
1901 A4 3915 C3 3922 C1 3929 A4 4902 D3
1902 A4 3916 D1 3923 E1 3930 A4 4903 D3
2911 D1 3917 C1 3924 A2 3931 A4 4904 B4
2912 B3 3918 B2 3925 D1 3932 B4 6901 E3
2913 B3 3919 C1 3926 A2 3933 B4 6902 A1
3913 B2 3920 E1 3927 D2 3934 A4 6903 C3
3914 C4 3921 E4 3928 C3 4901 A1 7902-1 C2
1 2
F905
5VSTBY
4901
7903
3V3STBY
PDTC124EU
FAN_OFF
from CECO
A
not used
6902
ION
from CECO
BAT254
F907
7906
PDTC124EU
GNDD GNDD
B
GNDD
12VSTBY
GNDD
12VSTBY
C
7902-1
I904 LM324D
3
3922 I903
2
TEMP_SENSE
from CECO
1K0
3927
33K
D
GNDD
12VSTBY
12VSTBY
4
7902-2
5 LM324D
6
GNDD I906
11
GNDD
E
GNDD
1 2
HDRW720/0x, DVDR725H/0x 7.
7902-2 D2 7907 A2 F904 B4 I903 C2
7902-3 C4 7908 B1 F905 A1 I904 C2
7902-4 D4 7909 B4 F906 A2 I905 C2
7903 A1 7910 B3 F907 A2 I906 E2
7904 A3 F901 A3 F908 B4 I907 E4
7905 A3 F902 B3 F909 C3 I908 D1
7906 A1 F903 B4 F910 E3
3 4
12VSTBY
1902
7904
1
PDTA124EU MOT
2
GNDD
12VSTBY
S2B-EH
GNDD
1901
7905
1
PDTC124EU MOT
2
GNDD
7907
PDTC124EU
S2B-EH
GNDD GNDD
12VSTBY
F904
4904
F903
7910
7909
PDTC124EU
BC636
3928
18K
not used
GNDD
7902-3
LM324D
10
8
9
1
I905
for SET FAN only
6903
BAV70W
12
GNDD GNDD
13
F910
7
6901
BAV70W
GNDD
3921
I907
470R
not used
3 4
EN 114
A
B
C
D
7902-4
LM324D
14
E
BE_FAN
to CECO
TR 21013_001
150604