Sony HCD-EP40 - Main;Headphone Board Printed Wiring; Component Placement Diagram

HCD-EP30/EP40
1818
MAIN BOARD
L110
AM FERRITE-ROD
ANTENNA
AKA
KA
T102
AM
OSC
L103
FM RF
+
123
BCE
ECB
ECB
ECB
+
+
+
+
+
+
+
+
+
AK
+
+++
+
KA
TP10
(FM VT)
TP11
(AM VT)
BCE
ECB
ECB ECB
16 9
18
++
+
+
+
+
+
++
++
++
++
+
+
+
+
+
+
+
++
+
+
++
+
++
+
+
+
+
FM LEAD
ANTENNA
FM ANT
75Ω
COAXIAL
ANT101
ECB
ECB
ECB
ECB
BCE
BCE
ECB ECB
BCE
BCE BCE
ECB
ECB
BCE
ECB
BCE
FM FREQ
STEP
*CD
BLOCK
* SUPPLIED AS THE
ASSEMBLED BLOCK
SW301
SPEAKER
(IMPEDANCE USE 4Ω)
SPK301
9 kHz
r
10kHz
+
–
+
–
L
R
AK
K
A
K
K
K
A
A
K
A
A
K
K
K
K
K
K
A
A
A
A
K
A
A
A
A
K
IC101
IC102
IC604
IC203
IC301
AKAK
U04
FM OSC
(EP40)
(EP40)
(EP40)
1
6
E
POWER BOARD
CN402
S201
(PLAY)
M201
(CAPSTAN/REEL)
M
2
1
3
4
C
B
DISPLAY
BOARD
CASSETTE
BOARD
A
DISPLAY
BOARD
D
DISPLAY
BOARD
R413
HEADPHONE BOARD
R412
JK401
PHONES
3
4
5
6
1
2
7
15
A
B
C
D
E
F
G
H
I
1 2 3 4 5 6 7 8 9 10
6-4. PRINTED WIRING BOARDS – MAIN/HEADPHONE Boards –• See page 15 for Circuit Boards Location.
• Semiconductor
Location
Ref. No. Location
D101 B-4
D102 B-5
D103 B-8
D104 C-9
D105 B-5
D302 G-6
D303 G-6
D306 F-6
D307 H-8
D308 G-7
D310 H-8
D311 H-8
D312 F-6
D314 F-7
D316 F-6
D317 H-8
IC101 B-9
IC102 D-8
IC203 D-5
IC301 G-5
IC604 E-8
Q101 D-9
Q102 C-10
Q103 B-10
Q104 A-10
Q109 C-8
Q116 D-10
Q201 D-4
Q202 E-4
Q205 F-4
Q206 D-4
Q209 E-8
Q210 E-9
Q301 F-5
Q302 F-6
Q305 H-6
Q306 G-7
Q308 H-7
Q309 H-7
Q310 G-8
Q311 G-7
Q312 G-7
Q313 H-7
Q314 G-6
Q605 G-7
ZD103 E-9
ZD302 H-7
ZD304 H-6
ZD305 G-7
(Page 20)
(Page 20)
(Page 19)
(Page 20)
(Page 23)
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