Schematic Diagram - Dmb08 Board (8/10) - Sony HCD-SR1 Service Manual

HCD-SR1/SR2/SR3
Ver 1.2
Q Q
3-14. SCHEMATIC DIAGRAM — DMB08 BOARD (8/10) —
3 7 6 3 1 5 1 5 0
CN900
8P
JW903
T E
L 1 3 9 4 2 2 9 6 5 1 3
0
Q900 4.8
DTA114EKA-T146
SWITCH
4.7
0
w w w
HCD-SR1/SR2/SR3
20
Q903
2SC2712-GL-TE85L
3.2 INVERTER
0
R955
10k
D903
1SS355TE-17
R957
10k
C928
0.1
4.6
4.7
4.7
4.8
R949 10k 0
C916
0.1 R929
8.2k 3.3
1.5
1.5
17
IC901
uPD703033BYGF-M59-3BA-A : SR2/SR3
X901 4.7
R932 R685 20MHz
uPD703033BYGF-M61-3BA-A : SR1
10k 10k
4.7
4.9
SYSTEM CONTROLLER
4.7
4.6
R991
10k
4.7
4.7
6
4.7
R899
R951
10k
10k
4.8
4.6
Q902 0
DTA114EKA-T146
MUTING CONTROL
x a o
. i
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Q908
DTC124EKA
Q908-Q910
-T146
2.7
ENABLE SWITCH
0
2.7
0 0
Q909
DTC124EKA
-T146
TP904
TP905
R917
R918
820
820
R906 R907
C901
3.3k 3.3k
0.01
0
0
0
4.7
4.7
Q Q
R922 10k
4.7
3 7 6
2.2
4.7
4.6 R971 10k
3.1
5 R896 47k
R933 4.7k
4.7
3.3
R919 2.2k
4.8 TP900
0
0
4.8
4.8
4.8
4.8
R941 R944
10k
10k
C905 330p
R942 10k C906 330p
R943 10k C907 0.001
TP903
R897
10k
R963
R981 R935 SR1/SR3
R969
SR1/SR2
R987
47k
R980 D904 4.7
R986
47k 4.8 1SS355TE-17
47k
0 0
R979
u 1 6 3
47k 4.8 0.7
y
C917
R978
C922 R985 0.1
Q907
0 1k
0.1 470k
2SC2712-GL-TE85L
ISRCS DETECT
Q913
2SA1037AK-T146-QR
DISC INSERT DETECT
R977 Q906
22k
2SC2712-GL-TE85L
SIRCS DETECT
22 22
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2 4
8 9 9
21
R992
FB901 FB902
10k
0UH 0UH
Q910
C900 0.1 C927
DTC124EKA
0.1
-T146
3.3 5
R900 100
4.7 5 0
0 0
R902 100
0 3.3 R901 100
0 5
R954 10k
R903 100
0 0
0
R904
100
R905 100
C925
IC900
0.1
TC74HCT7007AF (EL)
R931
1k
LEVEL SHIFT
R894
10k
3 1 5 1 5 0 8 9
R945
47k
C912 C910
Q901
47 0.22
2SC2412K-T-146-QR
6.3V 5.5V
RESET SWITCH
C909
4.8 IC B/D
0.22 R972
R950
16V 10k
4.7 47k
R990
R964 D907
2.2k
1SS355TE-17
100k
0 5
IC907
5 R895
PST3645NR
10k
0
C926
0.1
C932
D902 0.1
1SS355TE-17
RESET SIGNAL GENERATOR
KEY INPUT DETECT
m
4.7
4.7 IC903
PST3241NL
R989
0 c o
C918
100p
.
2
8 9 9
2 4 9 8 2 9 9
D900
1SR154-400TE-25
D901
1SR154-400TE-25
C911
47
6.3V
NO MARK : DVD STOP