Sony DAV-DZ720 / HCD-DZ720 Service Manual ▷ View online
57
57
HCD-DZ720
HCD-DZ720
6-32. PRINTED WIRING BOARD – POWER BOARD –
•
See page 27 for Circuit Boards Location.
:Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D901
B-11
D905
B-5
D906
A-6
D907
A-7
D908
B-5
D909
C-8
D910
A-5
D913
B-5
D914
C-8
D915
B-7
D921
B-3
D922
B-2
D923
B-1
D924
C-1
D925
A-1
D926
B-2
D931
F-6
D932
E-8
D941
D-2
D942
E-2
D943
D-3
D944
D-2
D945
F-2
IC901
B-6
IC921
B-3
IC931
E-9
IC941
G-2
IC942
G-3
IC943
G-4
IC951
D-1
PC901
D-9
PC902
C-1
PC903
D-8
Q901
B-5
Q921
B-1
Q943
E-8
Q945
F-3
Q947
E-8
IC941
IC942
IC943
IC901
IC951
IC931
PC903
PC901
IC921
PC902
F
MAIN BOARD
CN506
(Page 43)
G
MAIN BOARD
CN3002
(Page 43)
AC IN
8
1
SUB POWER
TRANSFORMER
3
6
5
1
5
1
5
1
1
3
1
12
E
E
E
E
E
E
K
C
A
A
K
A
K
A
1
2
4
5
C
E
A
K
C
E
A
A
K
K
(CHASSIS)
(CHASSIS)
(CHASSIS)
MAIN POWER
TRANSFORMER
A
A
k
12
12
EB905
(CHASSIS)
D922
C924
D926
D925
R922
R927
C929
C923
R923
Q921
D923
C922
C928
D924
JW920
JW922
R903
R904
D921
C925
R929
JW919
R969
R926
R905
D913
T902
JW915
Q901
D905
C905
R919
C907
R907
D908
D907
R906
D906
R925
C908
D910
JW914
C911
D914
R914
JW916
C906
JW913
C909
R911
D915
EB902
C913
R908
R912
JW908
FR901
JW906
JW907
R909
JW912
JW909
D909
R910
JW911
JW910
C930
C910
C938
R933
R934
R939
R936
C937
R935
D932
R938
R940
R937
JW925
Q943
Q947
R949
L931
JW923
R965
R932
C934
C963
C964
R931
FH901
FH902
C965
JW905
C901
R901
VDR901
LF901
CN902
CN901
F901
TH901
D901
C920
C903
C939
C918
LF902
C902
C936
C933
C932
EB903
R968
C948
R966
JW930
D931
C949
R948
JW927
C945
JW929
JW928
C969
R967
C955
R946
C973
CN904
C954
JW935
JW931
JW932
R958
Q945
C970
R971
L942
L941
L951
R943
JW943
R942
JW945
EB904
R941
C976
R957
C947
C971
JW936
JW942
L945
C942
D945
C951
C943
C946
C941
JW937
JW940
JW941
C968
D941
C953
C960
R963
JW934
C944
D942
C967
D944
R953
D943
L948
L947
C958
R951
R952
C952
R954
R955
JW944
R956
JW946
C935
T901
58
58
HCD-DZ720
HCD-DZ720
6-33. SCHEMATIC DIAGRAM – POWER BOARD –
46
6
49
IC901
IC921
PC902
PC903
PC901
IC943
IC942
IC941
IC931
IC951
C951
R933
Q943
TP916
C955
C909
FH901
FH902
C929
D901
TP910
C934
TP914
C944
EB904
TP915
L951
L947
C947
C949
TP901
C936
TP907
C953
L941
EB903
TP909
TP911
C940
C911
C923
C937
TP912
TP903
R955
R956
R908
L942
L948
Q947
TP913
TP918
TP904
TP902
TP908
TP917
C954
C902
D913
C920
C918
C901
C913
IC921
IC941
IC942
IC943
VDR901
C922
C925
C948
C945
C942
C946
CN901
C958
C960
C967
C968
C969
C970
C941
L945
C971
C939
R966
R967
R968
T902
C924
R965
C976
CN902
D941
C930
EB905
EB902
CN904
FR901
R971
R974
T901
D931
R929
L931
R901
LF901
LINE FILTER
LINE FILTER
C963
0.001
0.001
C965
C964
LF902
TH901
C903
C905
R903
R904
C938
C906
IC901
R914
R912
R911
R907
C907
R906
D906
D908
D907
D909
R905
R910
R909
R919
R935
D914
D915
C910
PC901
PC903
R934
R927
D910
R925
R969
D923
R926
R923
R922
C928
PC902
D942
D943
Q945
D945
R958
R957
R954
R948
R946
IC931
R931
R940
R937
R938
D932
R949
R939
R932
R951
R952
R953
C943
R943
R941
D944
D921
D926
D925
D924
D905
D922
C908
C933
C935
C932
R936
Q901
C952
IC951
Q921
F901
0.1
25V
25V
4.7k
RT1N441C-TP-1
0.1
25V
220p
HOLDER
FUSE
HOLDER
FUSE
0.1
50V
D5SBA60F01
2200
35V
2200
16V
100
10V
100
10V
10V
0.1
50V
0.001
2kV
3300
10V
0.0047
50V
0.0047
50V
0.047
50V
470
1k
1/10W
3.3k
1/2W
1/2W
RT1N441C-TP-1
0.1
25V
25V
0.22
275V
275V
SARS03
0.01
250V
250V
0.01
250V
250V
0.22
275V
275V
T6.3L/250V
100p
250V
250V
STR-V153
SI-3120KM-TL
SI-3050KM-TL
SI-3033KM-TL
VARISTOR
TNR14SE471K490
22
100V
47p
2kV
2kV
470
10V
470
16V
16V
470
25V
25V
1000
16V
2P
0.1
0.1
0.1
0.1
0.1
0.1
1000
25V
0.1
0.1
50V
1k 1/10W
1k 1/10W
1k 1/10W
2.2
50V
100
16V
16V
WIRE 3P
EK19LF-F7
100p
250V
250V
WIRE 12P
0.1
1W
0
3.3k
FCU20UC20
2.2
1/2W
220
10k
3.3k
1SS355WTE-17
1SS355WTE-17
1SS355WTE-17
1SS355WTE-17
10
2.2k
100k
18k
1k
1SS355WTE-17
UDZSTE-1710B
TLP421F(D4-GR)
TLP421F(D4-GR)
1k
1SS355WTE-17
10
1k
UDZSTE-1710B
680k
4.7k
4.7
TLP421F(D4-GR)
RK36LF-B3
RK36LF-B3
RSR025N03TL
UDZSTE-1720B
1k
47k
22k
10k
150
TA76431AS
(TPE6)
10k
10k
1k
UDZSTE-175.1B
1k
3.3k
33k
220
2.2k
3.9k
100
16V
0
0
EK19LF-F7
ST02D-140
UDZSTE
-1710B
-1710B
UDZSTE
-175.1B
UDZSTE
-1724B
-1724B
D1NL20U-TR2
D1NL20U
-TR2
47
35V
2200
35V
0.1
2200
35V
470k
2SB1116A- TP-LK
0.047
50V
TA76L431S
(TPE6,Q)
2SD1616A -TP-LK
MAIN POWER
TRANSFORMER
5.6k
1M
0.001
THERMISTOR
3.3k
SUB POWER
TRANSFORMER
330
0.0033
100K
100K
680p
22uF
0.001uF
1000p
0.1
5W
0.33
2W
STR-F6168-LF1352
1
470p
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
1.5KV
50V
50V
400V
450V
250V
250V
1W
250V
250V
3W
3W
59
HCD-DZ720
– DMB12 Board –
•
IC Block Diagrams
IC706 BR24L16F-WE2
IC4601 PCM1803DBR
8
VCC
7
WP
6
SCL
5
SDA
1
A0
2
A1
3
A2
4
GND
ADDRESS
DECODER
DECODER
SLAVE WORD
ADDRESS REGISTER
DATA
REGISTER
16 K bit EEPROM ARRAY
CONTROL CIRCUIT
POWER SUPPLY
VOLTAGE DETECTION
HIGHT VOLTAGE
GENERATOR
11 bit
8 bit
11 bit
STOP
START
ACK
VINL 1
VINR 2
VERF1 3
VERF2 4
VCC 5
AGND 6
PDWN 7
BYPAS 8
FSYNC 9
LRCK 10
MODE1
20
MODE0
19
FMT1
18
FMT0
17
OSR
16
SCKI
15
VDD
14
DGCD
13
DOUT
12
BCK
11
Single-End
/Differential
Converter
5 th Order
Delta-Sigma
Modulator
5 th Order
Delta-Sigma
Modulator
Reference
Single-End
/Differential
Converter
× 1/64 (× 1/128)
Decimation
Filter
with
DC Cut Filter
Power Supply
Clock and Timing Control
Serial
Interface
Mode/
Format
Control
60
HCD-DZ720
IC702 TK11118CSCL-G
1
2
3
5
4
VCONT
GND
NP
VIN
VOUT
CONTROL
CIRCUIT
OVER HEAT &
OVER CURRENT
PROTECTION
BANDGAP
REFERENCE
– FL Board –
IC802 PT6315
1
2
3
4
5
4-bit latch
24-bit output latch
12-bit shift register
Data selector
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
Serial
interface
OSC
Timing generator
key scan
Display memory
24 bits x 12 words
Key data memory
(2 x 16 bits)
Command decoder
segment driver
Grid driver
Multiplexed driver
39
40
41
42
43
44
LED1
LED2
LED3
LED4
OSC
DOUT
DIN
CLK
STB
KEY1
KEY2
VSS
VDD
SEG1/KS1
SEG2/KS2
SEG3/KS3
SEG4/KS4
SEG5/KS5
SEG6/KS6
SEG7/KS7
SEG8/KS8
SEG9/KS9
SEG10/KS10
SEG20/GRID9
SEG21/GRID8
SEG22/GRID7
SEG23/GRID6
SEG24/GRID5
GRID4
GRID3
GRID2
GRID1
VDD
VSS
SEG11/KS11
SEG12/KS12
SEG13/KS13
SEG14/KS14
SEG15/KS15
SEG16/KS16
VEE
SEG17/GRID12
SEG18/GRID11
SEG19/GRID10
– DMB12 Board –
1
2
3
Vcc
5
GND
4
A
B
Y
IC150, IC705 SN74LVC1G08DCKR
Click on the first or last page to see other DAV-DZ720 / HCD-DZ720 service manuals if exist.