Schematic Diagram - Power Section - Sony HCD-C770 Service Manual

HCD-C770/C990
Q Q
3 7 6 3 1 5 1 5 0
6-39. SCHEMATIC DIAGRAM – POWER Section – •
(Page 61)
CNP911
2P
∗ F901
5A/125V
S901
T3.15AL/250V
POWER
C900
CN900 0.1 CN901 CN902
(AC IN)
2P 275V 2P 2P
F901
∗
(US,CND)
R900
3.3M
1/2W
EB901
(CHASSIS)
POWER CONTROL
IC901
STR-F6238 (US,CND)
STR-F6267 (AEP,AUS)
T E
L 1 3 9 4 2 2 9 6 5 1 3
EB902
(CHASSIS)
C946
0.1
(CHASSIS)
w w w
The components identified by mark 0 or dotted Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified. par une pièce portant le numéro spécifié.
See page 74 for IC Block Diagrams.
(US,CND)
(AEP,AUS)
C903
D919
(AEP,AUS) 0.1
10E6N
LF901 LF902 250V
R909
C902 C909 47k
0.1 2200p 2W
TH901
250V 250V
C913
10000p
R930 C912
630V
∗
3.3M
C910
D902
2200p
∗
D920
250V
10E6N
RECT
R934
∗ D902 100k
RBV-604 (US,CND)
RBV-606 (AEP,AUS)
C911 (AEP,AUS)
∗
C912
2200p
250V 1000 200V (US,CND) R905 R908
68k 68k
390 450V (AEP,AUS)
3W 3W
D932
MTZJ-T-77-22B
D933
11EQS10 D906
11EQS10
Q905
R907
2SD1616
4.7k
+20V
C914
47 REGULATOR
50V
C916
∗
C905 C916 ∗
0.0047
2200p 1.5kV (US,CND)
R911
3.9k 470p 2kV (AEP,AUS)
R936
150k ∗ C919
470p (US,CND)
C901 D931
C904 C919 1000p (AEP,AUS)
4.7 MTZJ-T-77
∗
220p
50V -20B
(US,CND)
R902 R903 R904
R901 R912 C938
0.15 0.15 0.22
220 1.5k 0.001
1W 1W 1W
GND
VCC
C939
2200p
Q912,914
OSC
R926
100k
C922
Q914 Q912
0.001
2SC2412 2SC2412
R927
1.0k
C937 R918 R931 C915
0.047 2.7k 2.7k 0.1
x a o
. i
http://www.xiaoyu163.com
∗ C920
D911
FML-22S 2700p 630V (US,CND)
RECT 4700p 630V (AEP,AUS)
C920 L901
T901
∗ 10µH
POWER
TRANSFORMER
R919 R920
15k 100
R917 C926
2.7k 100p
REF
C
IC902 GND
SE-B2
SWITCHING
R913
2.2 R916
1.2k (US,CND)
820 (AEP,AUS)
D912
MTZJ-T-77
-6.2B
ISOLATOR
PC901
IC TLP421
R914
Q901
2.7k
DTC114EKA
Q Q
3 7
C917
2200p 250V Q901,903
R928
POWER
10k
ON/OFF
CONTROL
BUFFER
IC909
BA10358F
D990
R910 MA111-TX
4.7k
R941
10k Q990
R938 2SB1640
Q904 4.7k
2SC2412K
+6.8V
Q992 R940 R939 R942
REGULATOR 2SC2412 15k 1k 1k
VOLTAGE
DETECT
R906
Q990,991
10k
B+ SWITCH
Q991
C941 D904 2SC2412
R943
47 MTZJ-T-77
1.8k
16V -6.8B
u 1 6 3
y
68 68
http://www.xiaoyu163.com
2 4
8 9 9
+12V REGULATOR
IC908
SI-8120JF
R915
180
C924 D921 C935
C934 L909
2200 11EQS04-TA 1000
0.1 100µH
35V 1B 16V
+6.5V REGULATOR
+3.3V
IC903 L907
REGULATOR
SI-8050S 10µH
IC906
SI-8033JF
R925 180
L902 100µH
C933
C936 R924 D914 C930 D916
1000
0.1 560 FMB-G16L 0.1 FMB-G16L
10V
6 3 1 5 1 5 0 8 9
R937 1k
C942
4.7 50V
R933 R932
10k 10k
Q910
Q902,906 DTC114EKA
Q903
POWER
DTC114EKA Q902
DTC114EKA ON/OFF
Q910,911
Q906
CONTROL
DTC114EKA POWER
ON/OFF
CONTROL
D917 11ES2
R921
VOLTAGE
22k
DETECT
+5.6V REGULATOR
IC905 BA05T
I O IC904
G M51945BL
R923
10k
C928 C929 C925
C927 D915 R922 R935 C932
2200 100 47
0.1 11ES2 6.2k 100k 0.1
35V 10V 16V
m
c o
.
2
8 9 9
CN904
5P
32V
32V
PGND
PGND
12V
(Page 54)
CN903
14P
L904 10µH 12V
L905 10µH NC
L906 10µH 6.5V
DVD3.3V
L910 10µH E5.6V
L908 L911
RESET
10µH 10µH
P.CONT1
P.CONT2
A/D
R929
10
MGND
DGND
(Page 51)
C931 DGND
L903
1000
100µH
10V AGND
2 4 9 8 2 9 9
P.CONT3
Q911
DTC114EKA