Printed Wiring Boards - Main Section - Sony HCD-EC68P Service Manual

HCD-EC68P/EC78P
• Semiconductor
Location
Ref. No. Location
D601 E-2
D602 E-6
D603 E-3
D604 G-3
D605 D-5
D606 E-6
D607 G-5
D608 F-5
D609 G-5
D610 F-5
D611 H-6
D612 H-6
D614 B-6
D615 D-7
D617 D-6
D618 E-6
D619 E-6
D620 E-7
D621 D-5
D622 D-5
D628 D-7
D629 H-6
D630 H-6
D631 E-7
D701 F-7
D791 E-5
D801 B-3
D802 A-4
D803 B-4
D804 B-3
D805 B-2
D806 A-2
IC602 B-7
IC701 F-7
IC770 G-8
IC801 C-4
Q601 D-4
Q602 D-5
Q603 D-5
Q604 G-3
Q605 D-6
Q606 D-5
Q608 B-6
Q611 D-5
Q612 D-6
Q618 D-7
Q619 G-6
Q622 E-6
Q624 E-7
Q761 G-7
Q762 G-7
Q801 B-5
Q802 B-5
HCD-EC68P/EC78P
6-5.

PRINTED WIRING BOARDS - MAIN Section -

1 2 3
(EC78P) HI AMP
E
BOARD
CN151
MAIN BOARD
(Page 34)
A
JW744
R847
D806 JW743
JW742
CN801
ANTENNA
FM/AM
D804 R838
R843
D805
TP690 C836
C841
L804
C835
C847
B
R846
R842
C846
FL803
JW739
JW738
JW729
R844
JW728
JW682
JW726 R845
C848
T801
C845
R832 JR601
C
JR602
JW725
(EC78P)
TB601
L
C603
CF801
C850
JW655
L601
SPEAKER
D
HIGH FREQ.
IMPEDANCE
R606
USE 8Ω
C605
JW650 R607
C604
CN632
5 1
C606
R608
R
L602
C615
R633
D603
JW652
RY601
E
C616
R632
JW651
R631
JW672
JW662
D601
R639
JW657
JW658
F
R609
R640
JW654 JW661
TB602
R611
L
C617
R610
RY602
L603
C609 D604
C618
C607
(EC68P)
JW665
C608
R647
SPEAKER JW659
G
IMPEDANCE
R615
USE 6Ω
JW653
JW660
C620
R645
SPEAKER
LOW FREQ.
C610
IMPEDANCE
R612
USE 8Ω L604
R
(EC78P)
H
ET601
JW670
RY601,RY602
(CHASSIS)
I
• See page 27 for Circuit Boards Location.
4 5 6
(EC78P)
HI AMP
M M601
BOARD
(FAN)
CN152
3 1 (Page 34)
L805
R804
R802
R801
R831
D802 R803
R810
R806
R826
C803
JW740
R822
C802 CN602
R841
JW741 R827 D803 C838
R811 R808 JW609
C840
D801 C837 R807
R812
R837 R809
C823
B E Q802
C834 L803 B E
R824
C819
C826
R840
C820 R825 R667
Q801
JW735
C824
C828 Q608
D614 JW611
L801 R823 JW613
B E
JW802
JW737 JW736 C806 CN603
C827 R813
JW733
R829 C821
C805 R814
R839
R819
R666
C822
R818
C844 JW647
R805
R817 C804 JW731
JW732
36 19
IC801 R732
TP619
C809 JW612
C808
1 18 C807 JR613
X801 C663
R816
R815 C811
JW640
JW804 JW721
C810
C843
C817 R820
C630
JW730 C815
JW801
FL801 R821
JW724 R830 C816 R672
JW734
L802 JW674
R836
C830 C814
JW723 C832 JW750
R726 JW620
C829 R724 JW751 JW752
JW722 C831
JW803
C833 JW703
JW641
R725
Q601 R626
CN601
Q602 JW706
D622
R629
JR614
B E
3
1 C613 C614 JW702
R670
JW779
R603 R627 D621 R630
Q611 R637
JW656 R601 B E
R605 Q603 B E
R604 B E
Q612
C629
JW701
C619
JW649
C602 JW705
C601 R669
JW685
R628
JR615
D605
B E
B E
R692
JW677 D618
Q606
Q605
C696
JW760 R652 R646
JW781
R634
R614
C695
JW720
R613
JW765
R718
R662 D606
R635
R717
JW764
D791
JW669 JW663
D602
R636
R658
JW780
C612
R619
R792 C631
R621
C611
R625
R791
R620
D610
JW708
JW719 CN633
JW766
C621
R727
R617
R650
JW690
R651 D608
R622
R623
JW673
R728
JW666
JW683
CN604
R648
R638
C626
R641 R649
D607
R642
B E Q604
C642
R643 JW763
JW689 Q619
R691
B E
D609
C622
(EC68P)
D630 D629
JW684
C623
C627
C628
JW667
D611 D612
(EC78P)
LOW AMP
PT J
G
BOARD
BOARD
CN104
CN051
(Page 35)
(Page 40)
30 30
• : Uses unleaded solder.
7 8 9
F H LOW AMP (Page 35)
BOARD
CN102
JW601
JR603
JR604
JW604
JW607 R701
C652
JW608 C657
JR605 R741
C658 JR606
R704
JW602
R742
C647
C648
R700
C654
C636
R702
JW603
C655 C646 JW606
JW605
C649
R696
JR607
C645
C644 C656 R697
C639 C650 R709
C665 JR608
JW615
JW610
R787
C666
C640
C700
R708
JW616
R788
14 1
IC602
R681
15 28 JW619
R684 C667
C637 C633
R731
JW787
JW617
C638
C634 C662
JW621
C684 C788 R751
JR610 JW618
R749 R715
R752 JW624
C685 JW625 C659
R754 C674
C789 JR609
R750 C660 C713
JW622
JW626
R753
C664 R707
C687 C661
C686
R706 TP657
R660
JW630
JW627
JW623
JW628
R676
JW629
R673
JW631
R677
C675 C676 C714
JW678 JW632
C641
C632
R729
R689
JR618
JW633
Q618
B E JW773
R687
D617 C694
JW634
R678
C693
JW769
R685
JW783 JW785
JW784 JW635 (Page 36)
R690 R686 JW786
JW768
D628
JW675
JW771
JW636
D615 JR611
JW767
JW718 JW782
JW637
R716
Q622
JW717
E B
R720
R719 JW638
JW775
C669 JW697
JW713
R722
D631
CN608
JW711
C704 2 20
21
1
Q624
C689
D619
D620
JW777
C673
JW710 JW774 C691
JW770 R759
JW704 C680 C703
JW709
JW712 C671
3 1 (Page 28)
C682
IC701
CN605
JW715
JW762
JW761
C775
JW716
C760 JW680
JR612
R675 R674
JW788 R762
R769 R779 R780
D701 JW691 JW681
R663
C771
R768
R761 R771
Q761 C786 R783
R775 R772
R763
IC770
R784 C772 JW664
E R777 (Page 38)
8 5
E CN609 JW679
JR617 R785
R770 Q762 C776 JW676
JW687
JR616
C773
R767
1 4
JW668
C787 R786
R778
R776 R773 JW699
L701 C774
C761
C762 R774
C791 R782
R781
R644
JW700
1-875-488-
JW686
JW639
ET602
D REG
BOARD
W610
(Page 38)
(CHASSIS)
10 11
L
PANEL
BOARD
CN301
CD BOARD
CN201
M
DMP BOARD
(COMPONENT SIDE)
CN902
1 11
TP909 TP911
R907
TP908
C TP910
TP913
JACK
BOARD TP904 TP905
R908
1 18
CN901
DMPORT 11, 12
(11, 12)
1-875-502-
DMP BOARD
(CONDUCTOR SIDE)
14
(14)
A901
11, 12
1-875-502- (11, 12)