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HCD-BX70DBi
6-17. PRINTED WIRING BOARDS - PANEL Section -
• Semiconductor
1
2
Location
Ref. No. Location
D807
C-12
A
D902
D-12
PANEL BOARD
D903
B-1
D904
C-12
D905
C-12
D915
C-6
IC901
C-3
IC902
C-7
B
Q901
D-12
Q903
B-11
Q905
B-6
C
D
OPEN/CLOSE
S803
E
F
TOP KEY BOARD
G
H
S815
+
I
VOL
–
S816
J
HCD-BX70DBi
• See page 21 for Circuit Boards Location.
3
4
5
JW812
1
IC901
1
3
13
C804
R921
R922
R851
E
MAIN BOARD
CN306
(Page 28)
S801, 803– 807,
S809 – 821
(Page 28)
MAIN BOARD
F
CN322
CN802
4
1
S814
+
S819
S817
R865
R868
TUNE +
S818
TUNE –
ENTER
R867
S813
–
•
: Uses unleaded solder.
6
7
8
E
FL901
Q905
FLUORESCENT INDICATOR TUBE
IC902
R942
JW806
K
D915
A
A
S821
S820
S812
R857
FUNCTION
PLAY MODE/
REPEAT/
TUNING MODE
FM MODE
C838
R861
R862
S809
S810
S811
R860
R863
DSGX
DAB
AUTOSCAN
CANCEL
34
34
9
10
11
R930
2B
E
1B
C814
Q903
2C
1C
C815
L901
JW805
S804
S807
AUDIO IN
TUNER/
BAND
R855
S805
S806
CD
iPod
12
13
C812
R933
T801
DC/DC CONVERTER
R919
6
7
R932
5
R920
C811
8
4
9
3
1
K
2
K
A
A
A
C805
D905
D807
K
C909
JW802
D902
STANDBY
Q901
E
POWER
S801
11, 12
1-876-052-
(11, 12)
(CHASSIS)
11, 12
1-876-055-
(11, 12)
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