Read Sony ICF-303 / ICF-303L Service Manual online
ICF-303/303L
– 7 –
– 8 –
4-1. PRINTED WIRING BOARD
1
A
B
C
D
E
F
G
2
3
4
5
6
7
8
9
10
11
12
13
1-638-452-
11
MAIN BOARD
R4
C15
R6
C9
R9
C13
C17
R7
C18
C24
R2
C4
C3
C8
CF1
CT1
LW OSC
C19
C21
C23
C6
R8
C2
R3
J3
R1
J2
J4
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
2PCS,3V
C14
C16
C12
C11
C20
S1
(BAND)
LW FM
AM
(303)
(303L)
TUNE
303L
303L
LW ANT
CT2
L2
L7
L6
ANT 1
FM TELESCOPIC
ANTENNA
SP 1
SPEAKER
WHT
RED
RED
WHT
EPJ1
(EARPHONE)
L4
CF3
C5
303L
303
303L
CT1-2
CT1-3
CT1-1
CT1-4
30
16
21
25
1
5
15
10
T1
AM IF
CF2
BPF1
IC1
-1
-2
-3
-4
L5
AM OSC(303)
LW OSC(303L)
AM OSC(303)
LW OSC(303L)
RV1-2
VOL
RV1-1
RV1
POWER
04
SHIELD PLATE
BLK
RED
BLU
BLK
BLU
BLK
RED
RED
BLU
CLEAR
CLEAR
CLEAR
LW FERRITE-ROD ANTENNA(303L)
D3
303L
303L
RF IN(+)
DET OUT
RF IN(-)
B+
GND
FM
ANT
WHT
SP(+)
SP( )
CV1
TUNING
L1
BLK
RED
BLU
CLEAR
AM FERRITE-ROD ANTENNA(303)
L1
(303L)
(303)
1
3
Note:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
p
: parts mounted on the conductor side.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
SECTION 4
DIAGRAMS
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