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HCD-ZX66i/ZX99i
HCD-ZX66i/ZX99i
56
56
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
1-878-474-
11
(11)
POWER AMP BOARD
1
3
4 6
1
8
1
7
1
5
1
4
13
13
1
1
18
+
–
E C B
ECB
ECB
ECB
ECB
BCE
BCE
ECB
ECB
ECB
ECB
ECB
BCE
BCE
BCE
ECB
R600
CL899
(CHASSIS)
R601
R602
R603
R604
Q664
R605
R606
R607
R608
D760
Q668
R609
R610
R611
R612
R613
R614
R615
R616
NO603
R617
R618
R619
CN600
NO608
CN601
NO609
CN602
R620
R621
CN606
R622
R623
R624
R625
R628
R629
LP600
ZX99i
LP601
LP602
LP603
RED
GR
Y
RED GR
Y
GR
Y
GR
Y
GR
Y
GR
Y
R630
R631
R632
SPEAKER
SPEAKER
ZX99i
ZX66i
SURROUND
(SPEAKER B)
FRONT
(SPEAKER A)
TM607
R
R
L
R
L
L
TM609
R633
R634
L680
R635
R636
L682
R637
R638
R639
L686
C600
L688
C601
C602
R640
C605
R641
R642
R643
C608
R644
C609
R646
R647
R649
C610
R650
ZX99i
R651
C616
R652
C617
R653
R654
R655
JL600
R658
JL601
R659
JL602
JL603
JL604
JL605
JL606
JL607
JL608
R660
JL609
R661
R662
C627
R663
C628
R664
C629
R665
R666
JL610
R668
JL611
R669
JL612
JL613
JL614
JL615
JL616
JL617
C634
R670
JL619
C635
R671
R672
R673
R674
JL620
R678
JL621
R679
JL622
JL623
JL624
JL625
JL626
JL627
JL628
JL629
R682
C648
C649
R686
JL630
R688
JL631
JL632
JL633
JL634
C650
JL635
C651
JL636
C652
R690
R691
JW601
C656
R692
JW602
C657
R693
JW603
C658
R694
JW604
C659
R695
JW605
R696
JW606
R697
JW607
R698
JW608
R699
JW609
C662
C663
JW610
JW611
C666
JW612
C667
JW613
JW614
JW615
JW616
JW617
JW618
JW619
D61
1
D612
JW620
JW621
C676
JW622
C677
JW623
C678
JW624
C679
JW625
JW626
JW627
JW629
IC600
D620
IC601
JW630
JW631
RY646
JW632
D627
JW634
JW636
JW637
HS801 (ZX99i)
JW640
C696
JW642
C697
JW643
JW644
JW645
JW646
JW648
JW649
JW651
D646
IC627
JW653
JW654
JW655
JW656
JW657
JW658
JW659
JR647
D654
JW660
JW661
D656
JW662
D658
JW664
JW665
JW666
JW667
JW668
JW669
D660
D661
R700
D664
JW670
R701
JW671
R702
JW672
JW673
JW674
Q765
JW675
JW676
JW677
JW678
JW679
D670
JW681
HS656 (ZX66i)
JW683
JW685
JW687
JW688
JW689
JW690
ZX66i
JW691
ZX66i
ZX99i
ZX99i
JW696
JW699
EPT605
ZX99i
CL801
CL802
CL803
R780
EPT650
JW700
JW701
JW702
JW703
Q600
JW704
Q601
JW705
JW706
JW707
Q604
JW708
JW709
Q606
D700
JW710
JW71
1
JW712
JW713
Q610
JW714
JW715
JW716
JW717
JW718
JW719
Q618
JW720
JW721
JW722
JW724
JW725
JW726
JW728
JW729
D720
Q628 Q629
JW730
JW733
Q630
JW734
JW735
JW736
Q640
Q641
Q644
Q647
~
~
+
–
~~
6-26. PRINTED WIRING BOARD – POWER AMP Section –
• See page 29 for Circuit Boards Location. •
: Uses unleaded solder.
Ref. No. Location
• Semiconductor
Location
D611
E-6
D612
E-5
D620
F-4
D627
G-4
D646
D-8
D654
C-7
D656
G-7
D658
G-4
D660
F-8
D661
F-8
D664
G-8
D670
F-4
(D700) C-7
D720
F-3
D760
B-6
<IC600> D-5
(IC601) D-5
IC627
G-4
Q600
B-4
Q601
C-4
Q604
F-3
Q606
F-4
Q610
F-4
Q618
F-4
Q628
D-5
Q629
D-5
Q630
D-5
Q640
B-5
Q641
B-5
Q644
D-8
Q647
D-8
Q664
G-8
Q668
F-4
Q765
F-8
( ): HCD-ZX99i only
< >: HCD-ZX66i only