Read Sony HCD-EC709IP / HCD-EC909IP (serv.man2) Service Manual online
HCD-EC709iP/EC909iP
HCD-EC709iP/EC909iP
5
5
2-3. SCHEMATIC DIAGRAM - MAIN Board (1/2) -
• See page 2 for IC Block Diagrams.
(2/2)
MAIN
2
BOARD
(2/2)
MAIN
1
BOARD
IC B/D
POWER
BOARD
CN101
G
0
0
0
0
0
0
0
0
0
0
0
0
-33.1
-34.6
34.5
0
0
0
0
33.1
0
1.8
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.7
0
0
0.7
2.1
2.1
2.5
8.9
0
9
0
8.9
15.8
9
2SC3052F-T1-LF
Q603
2SC3052F-T1-LF
Q604
R611
47k
1k
R610
1k
R606
2SC3052F-T1-LF
Q606
100k
R612
10k
R614
10k
R615
4.7k
R613
0.01
C608
4700p
C607
Q601
2SC3052F-T1-LF
Q602
2SC3052F-T1-LF
R602
4.7k
R605
4.7k
10k
R609
ISA1235AC1TP-1EF
Q605
R603
47k
10k
R608
2.2k
R607
MA2J1110GLS0
D603
MA2J1110GLS0
D602
R604
10k
E
ET601
R763
10
0.1
C757
TP703
C755
0.1
C752
0.1
R761
100k
D704
MA2J1110GLS0
4.7k
R772
0.1
C754
TP704
C751
0.1
100k
R762
TP701
C756
0.1
0.1
C758
0.1
C753
10
R764
MC2838-T112-1
D705
10
R766
R759
100k
RY701
R765
10
100k
R760
4.7k
R771
R742
1.2k
R735
47
D701
MC2838-T112-1
R732
47
R713 1.5k
2SA2026
Q703
Q701
2SA2026
C709
3p
C708 100p
R710
2W
0.22
R729
100
2.2k
R747
C743
0.1
R734
47
R743
22k
R719 47k
R727 1.5k
Q702
2SA2026
C742
0.1
MC2838-T112-1
D702
R738
47
22k
R749
R707 470
C749
4700p
R728 1.5k
R733
47
1.2k
R745
C741
0.1
2W
0.22
R724
C744
0.1
C707 100p
R708 470
R737
47
R712
47k
1.2k
R748
2W
0.22
R723
470
R722
R740
22k
C721
100p
R705 47k
1k
R730
R706 47k
R720 47k
R709
2W
0.22
C710
3p
R744
2.2k
2.2k
R750
470
R721
0.1
C732
22k
R746
R711
47k
2SA2026
Q704
C722 100p
R736
47
R731
47
R714
1.5k
1k
R601
R757
82
TP601
TP602
TP603
TP604
TP605
TP606
TP607
TP608
TP610
TP611
TP612
TP613
R755
82
R753
82
R751
0
R758
82
R756
82
R754
82
C736
220
50V
C735
50V
220
TP702
R739
1.2k
R716
5.6k
R715
5.6k
R702
5.6k
R701
5.6k
R616
470
R773 470
R774 470
R776 470
R775 470
C601
1000p
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
19
18
17
16
20
21
22
23
IC604
STK433-870GN-E
-PRE
-VCC
+VCC
R-OUT+(+)
R-OUT+(-)
R-OUT
-(+)
R-OUT
-(-)
+PRE
SUB
GND
R-IN+(+)
R-IN+(-)
ST
-BY
R-IN-(-)
R-IN-(+)
L-IN+(-)
L-IN+(+)
L-IN-(+)
L-IN-(-)
L-OUT+(-)
L-OUT+(+)
L-OUT
-(-)
L-OUT
-(+)
C748
47p
C747
47p
C746
47p
C745
47p
C739 47p
C737 47p
C740
47p
C738 47p
1
2
3
4
5
6
7
8
9
10
11
12
CN601
12P
AMP-GND
+B
+B
-B
-B
UNREG
GND
9V
V-STBY
FAN-CONT
DC-DET
PROTECT
TP609
MC2838-T112-1
D601
0.1
C714
0.1
C713
R777
47
R778
47
R779
47
R780
47
R781
47
R782
47
R783
47
R784
47
R785
47
R786
47
C727 68p
C706 15p
C719
15p
C705 15p
C728 68p
C730
68p
10
R787
10
R788
10
R789
10
R790
10
R791
10
R792
10
R793
10
R794
10
R795
10
R796
10
R797
10
R798
C624
0.1
I
O
G
IC611
KIA7809API-U/PF
1
3
2
0.1
C623
+
–
+
–
TB701
C762
22p
C761
22p
C760
22p
C759
22p
1000p
C604
1000p
C606
C733
50V
10
C734
50V
10
47p
C770
47p
C771
47p
C772
47p
C773
D707
MC2838-T112-1
D708
MC2838-T112-1
C778
47p
C779
47p
C780
47p
C781
47p
C731
47p
C763 15p
C764 68p
C729 68p
C720 15p
16V
C725
47
16V
C726
47
C71
1 16V
47
C712
16V
47
C782
47p
C783 47p
C784 47p
C785 47p
C786 47p
C787 47p
C788 47p
C789 47p
C790 47p
R703
R704
R718
R717
C630
1000p
C603
16V
100
10V
47
C605
16V
100
C602
50V
1
C774
22p
C794
22p
C766
22p
C767
22p
C768
C703 470p
C704 470p
22p
C793
50V
1
C775
50V
1
C776
22p
C792
C718 470p
22p
C769
50V
1
C777
22p
C791
C717 470p
C724
3p
C723
3p
R726
47k
R725
47k
JR702
0
R741
2.2k
IC604
POWER AMP
IC611
+9V REGULATOR
1
4
3
2
5
6
10
9
8
7
11
12
13
15
14
16
20
17
18
19
21
(CHASSIS)
(1/2)
MAIN BOARD
Q701-704
OVER LOAD DETECT
(CHASSIS)
A001
Q605, 606
PROTECT DETECT
STANDBY SWITCH
3.3k (EC909iP)
4.7k (EC709iP)
R703, 704, 717, 718
RELAY DRIVE
Q601, 602
RELAY
DRIVE
(EC909iP)
(EC709iP)
-2
-1
R
L
ONLY FOR
SPEAKERS
SS-EC709iP
E
11
J
3
K
D
F
14
15
L
8
G
7
I
13
A
10
9
C
4
H
16
2
6
B
5
1
12
17
Refer to page
service manual
29 on original
Click on the first or last page to see other HCD-EC709IP / HCD-EC909IP (serv.man2) service manuals if exist.