Schematic Diagram -Power Board - Sony HCD-DZ777K Service Manual

6-29. SCHEMATIC DIAGRAM – POWER Board –
1 2
POWER BOARD
A
CN901
2P
FH901
FH902
TP901
LIVE 1
AC IN TP902
F901
NUTRAL 3
1
B
1 F901
T6.3HA 250V (EXCEPT EA)
T8HA 250V (EA)
C
D
E
D910
MA2J1110GLS0
R925
10
JW918 MAZ8180GMLS0
Q922
DZ904
2SC3243-TP-E
MAZ8056GMLS0
+21V REG
21
F IC921 C912
C916
47
0.1
IC921 25V
DZ902
MR4020-7103
MAZ8220GLLSO
SWITCHING REGULATOR
302
D
C921
150p
2kV
303
VIN
D921
EG01C LF-F7
0
S/OCL
15.4 R922
VCC
0.18 2W
G
GND
1.6 JW941
FB
1.2
ZC
JW942
C922
1000p
H
I
HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
• See page 67 for IC Block Diagrams.
3 4 5
JW928
C963 C964
2200p 2200p
250V 250V
LF901 LF902
TH901
2 3 2 3
C902
JW905 0.22
275V
1 4 1 4
C901 R901 VDR901
0.22 1M
275V
IC B/D
JW914
3.3
IC901
FB/OLP
19.9
IC901
VCC
STR-6168-LF1352
SWITCHING REGULATOR 303 C911
C906
D 4700p
1000
1.5kV
GND
JW915
0.4
OCP/SYNC
C909
220p
R914
R912
0.1
0.33
5W
JW986
T903
SUB TRANSFORMER
JW925
DZ901 FR929
1 16
1
D902 R992
1/2W
D1NL20U-TR2 4.7
2 15
JW940
3 14
27.5
R917
D903 R928
21.6 4.7k 4 13
SARS03 100k
C926
22
5 12
100V
C924
R916 11
100k 3300p
400V
3W
7 10
R927 DZ903
D923
22k MAZ8120GMLS0
MA2J1110GLS0
8 9
R976 R975 R930
D922 D949
220k 100k 470
MA2J1110GLS0 MA2J1110GLS0 0.5% 0.5% 5%
1.6 4
3
C923 2.7 R926 R951
D948
PC902
2200p 100k 0.5% 1k
MA2J1110GLS0
TLP421F(D4-GRJ)
0.5%
0.1
R923
C925 IC922
22k
R924
D924 47p TA76L431S(TPE6,Q)
0.5%
22k
MA2J1110GLS0 2KV
IC922
Q921
2SC3052EF-T1-LEF SHUNT REG
0 4 1 1.2
3 2 0
PC904
PS2561AL1-1-V-W Q932
RT1N441C-TP-1
Q930-932
POWER CONTROL
6 7
C938
470p
250V
E
EB905
C930
100p
D901 250V T901
D5SBA60F01
MAIN TRANSFORMER
C920
R903
0.01
33k
JW981
250V
3W
303
6
C905 R904
JW982
0.01 33k
400V 3W
5
C903
D913
330
SARS03
400V 4
C913
C918 JW916
100p
0.01
250V
250V
3
E
EB902
2
1
Q901 JW983 JW910
D908 D905
2SA1015-TP-YGR
R905
MA2J1110GLS0 D1NL20U-TR2 R910
ON/OFF SWITCH
10
2.2k
19.9 19.9
D914 R909
19.2 MA2J1110GLS0 100k
1.7
C908
C910
47
R907 DZ915
1
35V
10k MAZ8100GMLS0
50V
JW984 JW911
D906
MA2J1110GLS0
C907
R978
1500p JW912
4.7k R906 1 C910
3.3k
22uF
R911 R908
47uF
220 4.7k
JW988
D907
JW908 MA2J1110GLS0
R919
22k
JW913
2W
JW985
0.1
D909
MA2J1110GLS0
C994 L953
470p 250V 10uH
L944
10uH
TP921
C990 C929
TP922 0.1 1000 25V
L945
D916
L947
TP923 SF5S6 10uH
C991 C940
TP924
0.1 1000 16V
L948
L956
TP925 10uH
C992
C928
TP926 0.01 2700 16V
L954
D947
10uH
TP927 SF5S6
C993 C927
TP928 0.1 3300 10V
CL001
R956 R960
470 R999 470
R963
1 3.5
470 10k CL003
R955 0.5% 0.5%
R959
1k
10k 0.5%
2 2.6 R998
C984
2.2k
0.01
2.6
0.5%
3 C983
0.047
1
2.3
R954
3.9k
2
0.5%
R952
DZ953 MAZ8033G0LS0
1k
0 R993 R994 C995
10k 330k 0.1
3.4
3.4 Q930
2SC3052EF-T1-LEF
0
R920
0 1k
0.7
C996 R995
10 100k R921
10k
61 61
HCD-DZ265K/DZ266K/DZ270K/DZ570K/DZ777K
8 9 10
L931
D931
NC
8 5.6uH
FMX-22SL
NC
9
C936
0.01
10
C932 C933
R931
C935
11
2200 2200 RT1N441C-TP-1
1k
0.01
35V 35V
0.5%
NC R965
12
4.7k
R934
0.5% R949
1k 100
R932
C937
13 R933
22k
P_GND 0.047
4.7k
TP906 0.5%
14
28.9
R936
470k
3
2.5
1
R939
2.2k
PC901 2
0.5%
TLP421F(D4-GRJ)
4 1 32
IC931
TA76431AS(TPE6)
R935 IC931
1k
2
3 30.9
SHUNT REG
R945
(EXCEPT EA)
22k Q949
(EA) 2SC3052EF-T1-LEF
0
Q950
30.9
RT1N441C-TP-1
R946
0
3.3k
3.1
C950
PC903
0.1
PS2561AL1-1-V-W
4 1 4.1
3 2 3
C969
0.1
10uH
RSR025N03TL
B+ SWITCH
9.6
10uH
C975
PS956
0.1
11.9
PS954
D941
TP919 MA2J1110GLS0
IC941
SI-3010KM-TL
R966
1 2 3 4 5
1k
R972
10k
0.5%
C942
470 R941
C951
100k
25V
0.1
0.5%
C971
R942
0.01
10k
0.5%
11 12 13
C934
2200
CN904
35V TP903
4P
5 +31.5V
MAIN
32
C939
+31.5V BOARD
4 D
0.1
(9/9)
3 P-GND
TP904
CN904
1 P-GND
(Page 49)
Q943
E
0
R937 R940
Q947
3.1 10k 10k
RT1N441C-TP-1
EB907
0.5% 0.5%
0.3
R938
DZ932
1k
MAZ8056GMLS0
0.5%
Q943,947
POWER DOWN DETECT
Q949,950
POWER PROTECT
CN906
13P
TP913 3.3
P.CONT1
1
R967 1k TP912
3.2
EN
2
TP917 2.9
3 P.CONT3
TP914 4.1
E+4V
4
TP908
6.6
6V
5
C945
C948
C970
MAIN
470 470
6 6V
0.1
10V 16V TP911 E BOARD
D-GND
7
(5/9)
TP915
D-GND CN506
8
C997 9.5
R974
(Page 45)
0.1 9 M+9V
3.3k
TP916
M-GND
10
TP910
13.7
14V
11
TP907 11.9
Q945
12 12V
TP918
A-GND
F945 13
2A
9.5
R957
47k
C976
R958
100
1k
16V
IC B/D
IC941
+12V REG
C943
220
16V
DZ570K/DZ777K
CN908
2P
S-AIR-CON
E+4V T
2
BOARD
C987
S-AIR-GND
1
0.1 CN111
(Page 59)