Sony STR-DA4400ES (serv.man2) Service Manual ▷ View online
SERVICE MANUAL
SUPPLEMENT-1
STR-DA4400ES
9-889-127-81
Ver. 1.2 2009.02
US Model
Canadian Model
File this supplement with the service manual.
Subject: Change of A-CLASS AMP and POWER AMP
boards (Suffi x-13)
Change of DC-DC board (Combined Suffi x-16)
In this set, A-CLASS AMP, DC-DC and POWER AMP boards have been
changed in the midway of production.
Printed wiring board, schematic diagram and electrical parts list of new
type are described in this supplement-1.
Refer to original service manual for other information.
changed in the midway of production.
Printed wiring board, schematic diagram and electrical parts list of new
type are described in this supplement-1.
Refer to original service manual for other information.
STR-DA4400ES
2
1. DISCRIMINATION
– A CLASS AMP Board (Component Side) –
– DC-DC Board (Conductor Side) –
Former : 1-876-803-12
New :
New :
1-876-803-13
– POWER AMP Board (Component Side) –
Former : 1-876-802-12
New :
New :
1-876-802-13
Combined Suffix-14/-15
Direction of connector (CX1402)
is different.
is different.
Combined Suffix-16
1
3
CX1402
L1401
1
3
CX1402
L1401
STR-DA4400ES
STR-DA4400ES
3
3
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω and 1/4 W or less unless otherwise
specifi ed.
•
2 : nonfl ammable resistor.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
•
B : B– Line.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no
mark
:
TUNER
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Signal path.
F :
AUDIO
(ANALOG)
For Printed Wiring Boards.
Note:
•
•
X : Parts extracted from the component side.
•
Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
• Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C E
Q
Note:
The components identi-
fi
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.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque
Les composants identifi és
par une marque
0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
2. DIAGRAMS
STR-DA4400ES
STR-DA4400ES
4
4
2-1. PRINTED WIRING BOARD - POWER AMP Board -
•
: Uses unleaded solder.
1
14
E
B
E
B
1
5
1
12
1
12
1
14
E
B
E
B
E
B
E
B
1
7
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
1
14
CN1702
CN1703
CN1510
Q1507
Q1508
CN1903
CN1904
C1512
C1513
Q1707
Q1708
JH1001
JH1002
C1903
JH1004
C1904
JH1005
JH1006
C1712
JH1007
C1713
JH1008
JH1009
JH1010
JH1011
JH1012
JH1013
R1515
R1516
R1517
R1518
JW1003
CN1552
R1715
R1716
R1717
R1718
L1601
CN1752
JW1014
JW1018
JW1019
Q1557
Q1558
L1801
JW1020
JW1021
JW1022
C1562
JW1023
C1563
JW1024
JW1025
CN1572
JW1026
JW1027
Q1757
JW1028
Q1758
C1762
C1763
R1565
R1566
R1567
R1568
R1765
R1766
R1767
R1768
L1851
CN1602
CN1802
Q1607
Q1608
C1612
C1613
Q1807
Q1808
C1812
C1813
R1615
R1616
R1617
R1618
L1501
R1815
R1816
R1817
R1818
L1701
CN1852
Q1857
Q1858
C1862
C1863
CN1872
L1551
R1865
R1866
R1867
R1868
L1751
CN1502
CN1905
D1904
D1905
S
A-CLASS AMP
BOARD
CN1906
CN1906
V
PROTECTOR (SB)
BOARD
CN1871
CN1871
W
PROTECTOR (F-C)
BOARD
CN1521
CN1521
R
A-CLASS AMP
BOARD
CN1905
CN1905
Y
PROTECTOR (F-C)
BOARD
CN1571
CN1571
Z
PROTECTOR (SURR)
BOARD
CN1701
CN1701
X
MAIN BOARD
CN1405
C
C
C
C
C
C
C
C
C
C
C
C
C
C
1-876-802-
13
(13)
POWER AMP BOARD
SBL
SBR
C
FL
FR
SL
SR
AA
SP-TM BOARD
CX4101
A
B
C
D
1
2
3
4
5
6
7
8
9
10
11
12
13
Refer to page
80 on original
80 on original
service manual
Refer to page
77 on original
77 on original
service manual
Refer to page
74 on original
74 on original
service manual
Refer to page
41 on original
41 on original
service manual
Refer to page
74 on original
74 on original
service manual
Refer to page
77 on original
77 on original
service manual
Ref. No. Location
• Semiconductor
Location
D1904 C-8
D1905 C-8
D1905 C-8
Q1507 A-8
Q1508 A-7
Q1557 A-10
Q1558 A-9
Q1607 A-6
Q1608 A-5
Q1707 A-11
Q1708 A-10
Q1757 A-13
Q1758 A-12
Q1807 A-2
Q1808 A-2
Q1857 A-4
Q1858 A-3
Q1508 A-7
Q1557 A-10
Q1558 A-9
Q1607 A-6
Q1608 A-5
Q1707 A-11
Q1708 A-10
Q1757 A-13
Q1758 A-12
Q1807 A-2
Q1808 A-2
Q1857 A-4
Q1858 A-3
(Page 10)
(Page 10)
