DOWNLOAD Sony HCD-EC719IP / HCD-EC919IP Service Manual ↓ Size: 6.51 MB | Pages: 38 in PDF or view online for FREE

Model
HCD-EC719IP HCD-EC919IP
Pages
38
Size
6.51 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-ec719ip-hcd-ec919ip.pdf
Date
PREV: Sony SS-EC719IP / SS-WG919IP Service Manual

Sony HCD-EC719IP / HCD-EC919IP Service Manual ▷ View online

HCD-EC719iP/EC919iP
HCD-EC719iP/EC919iP
17
17
For Schematic Diagrams.
Note:
•  All capacitors are in 
μF unless otherwise noted. (p: pF) 50 
WV or less are not indicated except for electrolytics and 
tantalums.
•  All resistors are in 
Ω and 1/4 W or less unless otherwise 
specifi ed.
THIS  NOTE  IS  COMMON  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
For Printed Wiring Boards.
Note:
• 
 : Pattern from the side which enables seeing.
  (The other layers’ patterns are not indicated.)
Caution:
Pattern face side:
(Conductor Side)
Parts face side: 
(Component Side)
Parts on the pattern face side seen 
from the pattern face are indicated.
Parts on the parts face side seen from 
the parts face are indicated.
•  Circuit Boards Location
USB board
DOCKING board
POWER board
FRONT board
TUNER board
MAIN board
Note: 
The components identi-
fi
 ed by mark 0 or dotted 
line with mark 0 are criti-
cal for safety. 
Replace only with part 
number specifi ed.
Note: 
Les composants identifi és 
par une marque 0 sont 
critiques pour la sécurité. 
Ne les remplacer que par 
une pièce portant le nu-
méro spécifi é.
HCD-EC719iP/EC919iP
HCD-EC719iP/EC919iP
18
18
5-2.  PRINTED  WIRING  BOARD - MAIN Board -
MAIN BOARD  
(COMPONENT SIDE)
MAIN BOARD  
(CONDUCTOR SIDE)
A
B
C
D
E
1
2
3
4
5
6
7
8
9
10
11
12
F
G
• 
 : Uses unleaded solder.
• See page 17 for Circuit Boards Location.
HCD-EC719iP/EC919iP
HCD-EC719iP/EC919iP
19
19
5-3.  SCHEMATIC  DIAGRAM - MAIN Board (1/7) -
A
3
8
6
E
2
9
D
5
B
C
7
1
4
F
(1/7)
MAIN BOARD
0.923*(1+49.9K/11K)=5.11
add FB6
add C764
add C763
28GBB0105-ZFX-M
REGO1
TR_B1
REGO2
REGO2
TR_B2
TR_B1
REGO1
POWER_EN
POWER_EN
POWER_FRQ
VC12
PCON
POWER_EN
PCON
22uF/
10V/
Y
5V
22uF/
10V/
Y
5V
STANDBY:40mA
Imax: 570mA
STANDBY:25mA
Imax: 368mA
STANDBY:15mA
Imax: 202mA
POWER CONTROL 5V
POWER CONTROL VFD12V
SYSTEM 3.3V & 1.2V
POWER INPUT
STB_5V
ĺSTB_3.3V
0.923V
POWER CONTROL AMP_36V
28V
ĺ12V
VOUT=0.92*(R2+R3)/R3=0.92*(120+10)/10=11.96V
POWER CONTROL VFD_-24V
STB_5V
STB_5V
STB_3.3V
36V_MAIN
VCC_D
VCC_D
VC12
DVCC3
+12V
V_12V
36V
M+5V
STB_5V
+12V
-24V
36V
AMP_36V
36V_MAIN
+12V
V_12V
-24V
V_-24V
36V_MAIN
FM_36V
1
3
2
1
2
3
4
5
1
2
3
4
5
6
7
8
9
1
3
2
1
2
3
5
6
4
8
7
1
2
3
4
5
1
2
3
4
5
6
4
1
2
3
8
7
6
5
L1
6.8uH/2.4A
L1
6.8uH/2.4A
R510
NC/0
R510
NC/0
C
193
1uF/
50V/
Y
5V
C
193
1uF/
50V/
Y
5V
R19
1.8/2W
R19
1.8/2W
R162
200K
R162
200K
C14
C14
R24
10K
R24
10K
C146
0.1uF/50V/Y5V
C146
0.1uF/50V/Y5V
C18
0.1uF/25V/Y5V
C18
0.1uF/25V/Y5V
D2
BAT54S
D2
BAT54S
C6
0.1uF/25V/Y5V
C6
0.1uF/25V/Y5V
R169
47K
R169
47K
C4
0.1uF/50V/X7R
C4
0.1uF/50V/X7R
22uF/50V
CE18
22uF/50V
CE18
TP2
TP2
Q3
NPN_3DG3904M
Q3
NPN_3DG3904M
C10
0.1uF/50V/Y5V
C10
0.1uF/50V/Y5V
R16
47K
R16
47K
Q4
NPN_3DG3904M
Q4
NPN_3DG3904M
C768
NC/1uF/16V/Y5V
C768
NC/1uF/16V/Y5V
GND_1
GND_1
Q754
NPN_3DG3904M
Q754
NPN_3DG3904M
R769
5K
R769
5K
R14
10K
R14
10K
C
233
0.
1uF/
50V/
X
7R
C
233
0.
1uF/
50V/
X
7R
C1
100pF/
50V/
N
P
0
C1
100pF/
50V/
N
P
0
R168
10K
R168
10K
C17
4.7uF/16V/Y5V
C17
4.7uF/16V/Y5V
FB6
10/2A
FB6
10/2A
C32
0.
1uF/
25V/
Y5V
C32
0.
1uF/
25V/
Y5V
R3
100K
R3
100K
Q12
NPN_3DG3904M
Q12
NPN_3DG3904M
Q5
PNP_3CA8550D
Q5
PNP_3CA8550D
C764
10uF/16V/X7R
C764
10uF/16V/X7R
C5
0.
1uF/
50V/
X7R
C5
0.
1uF/
50V/
X7R
U2
 
LDO_G9091-330T11U
U2
 
LDO_G9091-330T11U
100uF/16V
CE4
100uF/16V
CE4
ZD751
BZX79C27
ZD751
BZX79C27
R165
120K/1%
R165
120K/1%
FB5
120/2A
FB5
120/2A
C27 0.
1uF/
50V/
X7R
C27 0.
1uF/
50V/
X7R
C22
0.
1uF/
25V/
Y
5V
C22
0.
1uF/
25V/
Y
5V
R5
10K/1%
R5
10K/1%
R9
100K
R9
100K
C16
2.2uF/10V/Y5V
C16
2.2uF/10V/Y5V
R23
20K/1%
R23
20K/1%
R762
4.7K
R762
4.7K
R167
4.7K
R167
4.7K
U1
AS5430A
U1
AS5430A
D1
BAT54S
D1
BAT54S
R25
12K/1%
R25
12K/1%
R7
620
R7
620
R11
47K
R11
47K
100uF/16V
CE3
100uF/16V
CE3
R264
10K
R264
10K
R27
10K/1%
R27
10K/1%
100uF/16V
CE1
100uF/16V
CE1
R4
NC/47K
R4
NC/47K
C26 0.
1uF/
50V/
X7R
C26 0.
1uF/
50V/
X7R
R29
10K
R29
10K
R26
47K
R26
47K
R20
0
R20
0
U4
EUP3453
U4
EUP3453
R17
10K
R17
10K
C15
0.1uF/25V/Y5V
C15
0.1uF/25V/Y5V
C763
10uF/16V/X7R
C763
10uF/16V/X7R
R21
5.6/1W
R21
5.6/1W
36V_1
36V_1
FB2
120/2A
FB2
120/2A
Q16
NPN_3DG3904M
Q16
NPN_3DG3904M
C19
0.1uF/25V/Y5V
C19
0.1uF/25V/Y5V
R28
4.7K
R28
4.7K
22uF/50V
CE2
22uF/50V
CE2
XP20
5PIN/2.0mm
XP20
5PIN/2.0mm
R22
2.2
R22
2.2
C2
9
1000pF/
50V/
X
7R
C2
9
1000pF/
50V/
X
7R
FB7
120/2A
FB7
120/2A
FB3
10/2A
FB3
10/2A
C25
0.1uF/50V/X7R
C25
0.1uF/50V/X7R
R8
0
R8
0
C12
3900pF/50V/X7R
C12
3900pF/50V/X7R
C21
0.
1uF/
25V/
Y
5V
C21
0.
1uF/
25V/
Y
5V
TP1
TP1
R770
1K
R770
1K
R166
120K/1%
R166
120K/1%
Q6
PNP_3CA8550D
Q6
PNP_3CA8550D
C23
0.
1uF/
50V/
X7R
C23
0.
1uF/
50V/
X7R
C3
0.01uF/25V/Y5V
C3
0.01uF/25V/Y5V
R18
10K
R18
10K
XP1
6PIN/2.0mm
XP1
6PIN/2.0mm
Q10
P_AP9561AGM
Q10
P_AP9561AGM
R13
47K
R13
47K
R768
2
Ÿ
R768
2
Ÿ
FB27
120/2A
FB27
120/2A
R6
6.8K
R6
6.8K
D606
SS24/
40V/
2A
D606
SS24/
40V/
2A
C767
1uF/16V/Y5V
C767
1uF/16V/Y5V
FB4
120/2A
FB4
120/2A
R15
4.7K
R15
4.7K
Q2
P_AP2305
Q2
P_AP2305
R263
2.2
R263
2.2
Q1
P_AP2305
Q1
P_AP2305
R97
10K/1%
R97
10K/1%
CE5
220uF/16V
CE5
220uF/16V
C145
0.
01uF/
50V/
X
7R
C145
0.
01uF/
50V/
X
7R
C31
0.1uF/50V/X7R
C31
0.1uF/50V/X7R
C24
0.1uF/50V/X7R
C24
0.1uF/50V/X7R
C234
1uF/50V/Y5V
C234
1uF/50V/Y5V
R12 4.7K
R12 4.7K
C13
0.1uF/25V/Y5V
C13
0.1uF/25V/Y5V
C30
0.1uF/50V/X7R
C30
0.1uF/50V/X7R
Q755
PNP_3CG3906M
Q755
PNP_3CG3906M
C20
0.
1uF/
25V/
Y
5V
C20
0.
1uF/
25V/
Y
5V
R2
49.9K/1%
R2
49.9K/1%
C33 0.
1uF/
50V/
X
7R
C33 0.
1uF/
50V/
X
7R
L2
33uH/3A
L2
33uH/3A
36V_MAIN_1
36V_MAIN_1
8104 kernel +1.2V
+
+
+
+
+
+
+
+
+ +
+
+
VIN
GND
EN
NC
VOUT
BS
IN
SW
GND
FB
COMP
EN
SS
GND
BS
IN
SW
FB
COMP
GND
OVEN
OCSET
1
2
3
4
5
1
2
3
4
5
6
G
D
S
G
D
S
close to DC/DC
close to LDO
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