Printed Wiring Board Main Section - Sony HCD-EP305 Service Manual

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6-3. Printed Wiring Board MAIN Section

3 7 6 3 1 5 1 5 0
1 2
A
B
C
D
T E
L 1 3 9 4 2 2 9 6 5 1 3
E
F
HEADPHONE BOARD
L
G
JK401
PHONES
SPK301
SPEAKER
(IMPEDANCE USE 4 ¶ )
1 5 3
2 6 4
R
H
1 5
w w w
I
.
• See page 15 for Circuit Boards Location.
3 4 5
MAIN BOARD
ANT1
FM
ANT
K
A
A
K
E
E
IC203
E
E
E
+
–
–
+
x a o
y
i
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8
6 7 8
L110
AM FERRITE-ROD
ANTENNA
A
A
K
K
1 2
Q Q
3 7 6 3
A
K
K
A
E
A
K K
A A K
A K K
A
E
E
K D309
K
A
E E
A
E
A K
A K
K
A
K
E
u 1 6 3
A
.
19 19
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2 4
9 9 8
9 10
E
IC101
3
TP10
TP11(AMVT)
(FMVT)
A
K
E
E
E
1 5 1 5 0 8 9 2 4
DISPLAY
A
BOARD
(Page 23)
* SUPPLIED AS THE
ASSEMBLED BLOCK
*
CD
BLOCK
DISPLAY
D
BOARD
(Page 23)
B CASSETTE (Page 22)
BOARD
C DISPLAY
(Page 23)
BOARD
1
2
3
M
K
A
4
K A
A K
m
K A
c o
E
POWER BOARD
CN402
(Page 25)
HCD-EP305
2
9 9
11
• Semiconductor
Location
Ref. No. Location
D101 C-5
D102 C-5
D103 B-8
D104 C-9
D105 B-6
D306 G-7
D307 H-9
D308 G-8
D310 H-9
D311 I-9
D312 G-7
D314 G-7
D316 G-7
D317 H-9
D331 D-6
D332 D-6
D333 E-7
D334 F-7
D335 G-7
IC101 B-10
IC102 D-9
IC203 E-5
9 8 2 9 9
IC301 G-5
Q101 D-10
Q102 C-10
Q104 B-11
Q116 E-11
Q201 D-4
Q202 E-4
Q205 F-5
Q206 D-4
Q301 F-6
Q302 F-6
Q308 H-8
Q309 H-8
Q310 H-8
Q311 H-8
Q312 G-7
Q313 I-8
Q314 G-7
ZD302 H-7
ZD304 I-6
ZD305 G-7
S201
(PLAY)
M201
(CAPSTAN/REEL)