Read Sony ICF-304 Service Manual online
9
9
ICF-304
ICF-304
SECTION 4
DIAGRAMS
4-1. PRINTED WIRING BOARDS
: Uses unleaded solder.
Note:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
CT1-3
CT1-2
CT1-4
CT1-1
RV1
BATT–
BATT–
VOLUME
R5
R8
DRY BATTERY
SIZE" AA"
(IEC DESIGNATION R6)
2PCS,3V
C13
L9
1-865-180-
11
(11)
1-865-179-
11
(11)
C30
AF OUT
+B
LED +B
C20
DET
VOL
C12
C14
L6
AM OSC
CF3
C21
LED
S1
(BAND)
GRY
RED
C25
W2
GRY
J1
i
GRY
RED
RED
GR
Y
GRY
RED
W1
ANT1
FM TELESCOPE
ANTENNA
ANT
BATT+
SP+
SP–
CV1
TUNING
-1
-4
-2
-3
D3
TUNE
S3
ON
OFF
POWER
C1
R7
C18
IC1
C22
C32
C16
R10
BAND
SP–
W3
W4
SP+
SP+
T1
AM IF
GND
AM
FM
D1
RED
BP1
BPF1
ANT IN
RED
BLK
NA
T
NAT
BLK
L1
AM FERRITE ROD ANTENNA
R6
JW8
JW4
JW2
C26
JW5
JW3
C15
C4
C6
C5
C8
C27
C29
C24
C23
C3
C2
L8
1
L2
L5
CF2
CF1
L3
15
16
1
30
2
3
MAIN BOARD
JACK BOARD
SP1
SPEAKER
RF GND
REG
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