Philips FWM462 Service Manual page 16

CIRCUIT DIAGRAM - DISPLAY BOARD
R9007
VCC10V
CN908
6
5 L9005
L9001
FB1k FB1k
C9003 2U2
7
R9003
2
2K2
3
4
L9003
1
FB1k
R978
HP JACK(3.5mm TC38-103-01) R979
10K
10K
VCC10V
Q975
BC847B
MIC-DET
Q970
BC847B
R9042 AGND AGND
1K
R9008
VCC10V
2K7
CN909
6
5 L9006 R9004
L9002
2K2
FB1k FB1k
7
2
R9002
3
47K
4
L9004
1
R9022
FB1k
HP JACK(3.5mm TC38-103-01)
Q984
BC847B
AGND
AGND
R904
220R
LCD-CLK
R910 220R
SERIAL
LCD-DATE
R911 220R
L927
100MHZ/80R
GND-D
GND
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8-1
C9013
0.47/50V
R9023 10K
5
C9009 470N
6 4
2K7
R9011
VR901
R9025
2K7 Q971
R9009
C9007 50K x2
10K
BC857B
330K
10P
AGND
Q972 AGND
BC847B
R9024 10K
VCC10V
R9021
1K
D901
1N4148
Q974
BC847B
C9011 R9019
1UF 1M
C9010
R9010
2
470N
2K7
3 1
VR902
R9036
50K x2
C9008
330K
10P
AGND
C9004
Q981
VOL+IN
BC847B
2U2 BC857B
Q982 VOL-IN
C968
100P
J18
VCC10V
0R
1K
Q983
BC847B
D902
1N4148
1 48
CS SEG19
2 47
RD SEG18
3 46
WR SEG17
4 45
DATE SEG16
5 44
VSS SEG15
6 43
OSC1 SEG14
7 42
VDD SEG13
8 41
VLCD SEG12
IC901
9 40
IRQ SEG11
ET8662Q
10 39
BZ SEG10
11 38
BZ1 SEG9
12 37
T1 SEG8
13 36
T2 SEG7
14 35
T3 NC
15 34
COM0 NC
16 33
COM1 NC
C9065 4N7
C9017
MIC-OUT
R9026
1K 10U/16V
C9014
100P
MP3 LINE/AUX
PLAY/PAUSE
VR903
1 ALUUM/PRESET+
2
3
ALBUM/PRESET-
C967
100P
DGND-I DGND-I
R917 1K
27
R918 1K
26
R919 1K
25
R920 1K
24
R921 1K
23
R922 1K
22
R923 1K
21
R924 1K
20
R925 1K
19
R926 1K
18
R927 1K
17
R928
1K
16
R929 1K
15
R930 1K
VCC10V
14
R931 1K
13
R932 1K
12
R933 1K
11
R934 1K
10
R935 1K
L902
9
R936 1K 10uH
8
R937 1K
7
R938 1K
CPU/VCC
6
R963
Q903
R939 1K
5 2R2
MMBT8050
R940 1K
4
R901 1K
3
R902 1K
2
R962 1K2
R903 1K
1
R900
47R
3V3
8-1
KEY1
SW901
SW911
SW921
STOP POP
DISPAY
SW902 SW912
SW922
TECHNO
SLEEP/TIME
TUNER
SW913
SW923 SW903
USB RECORD
CLOCK
SW905
SW904 SW914
MODE
DISC MAX SOUND
SW906 SW915
SW910
DBB
PROG USB
SW916
SW919
SW907
OPTIMAL
POWER
SW917
SW920
SW908
JAZZ
DSC1
NEXT
SW924 SW918
SW909
USB DELETE
DISC CHANGE
SW929
SW926
HP JACK(3.5mm TC38-103-01)
DSC2
SW925
SW927
PREVIOUS
OPEN/CLOSE
SW928
DSC3
DGND-I
DGND-I
3V3
R983
100R
R914
R954
330R R951
330R
R953
10K
100R BLUE
D914
D904
WHITE
Q901
Q909
PMBT3904
PMBT3904
DIM
R980 10K
Q9101
PMBT3904
C905
47U/16V
IR901
FM-6038TM2-5A
REMOTE-INT
USB BOARD
L910
CN905 C949
10uH(1.15Ω)
100N
V+ 6
USB-VCC
4
D-
3 D+
D+
2 1
V-
D-
C961 2
1
3
5 USB-G
220U/10V
4
USB-G2
5
CN904
R976 R977
15K 15K
CN910
HEADPHONE
6
5
LIN-IN-R
7
3
2
2
1
3
LINE-IN-L
4
1
5 3 1
4 2
4 2
5 3 1
15 MIC-DET
MIC-DET
VOL-
14
VOL-O
VOL+
13
VOL+O
J4 0R
KEY3
12
KEY3
L919 10uH(1.15Ω)
KEY0
11
KEY0
L918 10uH(1.15Ω)
KEY1
10
KEY1
L916 10uH(1.15Ω)
GND1
9
GND-D
10uH(1.15Ω)
L913
LCD-DATD
8
LCD-DATE
L915 10uH(1.15Ω)
LCD-WR
7
SERIAL
L914 10uH(1.15Ω)
LCD-CS
6
LCD-CLK
DATA-OUT
5
DAT-OUT
L912 10uH(1.15Ω)
REMOCON
4
REMOTE-INT
L911 10uH(1.15Ω)
GND2
3
10uH(1.15Ω)
L917
VDD3V3
2
3V3
NC
1
CN901
DIM
VCC10V
ECO_POWER
CN903
R9103
4K7
C957
1UF