Sony ICF-SW7600GR Service Manual ▷ View online
10
10
ICF-SW7600GR
4-2. PRINTED WIRING BOARD – MAIN BOARD (CONDUCTOR SIDE) –
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
8
9
10
11
12
13
14
IC202
IC204
IC203
IC201
A
TO
KEY BOARD
MAIN BOARD
(CONDUCTOR SIDE)
1-679-368-
11
(11)
RV201
SSB FINE
TUNE
EXCEPT EA
RV101
ATT
J201
LINE OUT
RV204
VOLUMEw
S202
SYNC
USB
LSB
S203
TONE
MUSIC
NEWS
S101
ATT
ON
OFF
UNPLUGGED
PLUGGED
S201
AM MODE
SSB
SYNC
NORM
CH
CH
CH
RV203
C231
C272
C262
C128
C146
C157
C150
C121
C245
C274
C135
C221
C259
C209
CF205
CT201
CF204
CF203
CF202
C267
C253
C261
C260
RV202
(SPEAKER)
X201
CT202
C152
CT102
T102
T202
CT101
T106
ORG
GRN
BLK
PNK
T107
CF201
15
1
1
8
9
16
16
30
XF101
1
17
18
2
CN201
T203
T203
T101
T103
T104
T105
1C
2E
2B
2B
1E
1B
2C
1C
1C
2C
2E
2B
2B
2B
E
1B
1E
1B
2C
1C
2E
2B
2B
1E
1B
2C
1C
2E
2B
2B
1E
1B
2C
2C
1E
1B
1B
2E
2B
1C
2C
2C
1E
1B
1B
1B
2E
E
2B
2B
1C
1C
2C
1B
E
2B
1C
AK
K
A
C
B
E
C
C
B
B
E
E
C
B
E
C
B
E
1
1
4
5
8
5
6
10
S
S
D
B
D
G
G
S
D
G
S
S
S
D
D
D
G
G
G
B
B
B
E
E
E
C
C
C
B
E
C
K
K
A
A
K
A
A
A
K
K
B
E
C
E
B
C
C
C
C
C
C
C
E
E
E
E
E
E
B
B
B
B
B
C
E
B
K
K
K
B
B
B
E
E
C
C
A
A
K
K
B
B
B
E
E
B
E
B
E
C
C
B
E
C
C
C
B
E
E
C
C
G
D
S
K
A
A
A
A
A
K
K
K
K
SP201
SPEAKER
8
Ω
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
4PCS. 6V
DC IN 6V
J203
J202
J101
AM EXT ANT
ANT101
FM/SW
TELESCOPIC
ANTENNA
ANT102
MW/LW
MW/LW
FERRITE-ROD
ANTENNA
A
A
A
E
C
K
A
TP
OSC2
TP
SD
TP
VT
VT
TP
DET
TP
76K(VCO)
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
D101
D-8
D102
D-7
D103
E-12
D104
E-14
D105
D-10
D106
C-10
D107
D-10
D108
D-10
D109
E-9
Ref. No.
Location
Ref. No.
Location
D110
E-13
D111
E-8
D201
D-7
D202
I-3
D203
H-3
D204
H-14
D205
H-13
D206
F-6
D207
I-14
IC201
D-5
IC202
F-2
IC203
F-5
IC204
G-3
Q101
E-8
Q104
D-7
Q105
D-12
Q106
D-13
Q107
E-11
Q108
C-10
Q109
C-9
Q110
D-9
Q111
C-7
Q112
D-13
Q113
D-13
Q114
D-12
Q115
D-12
Q116
C-13
Q117
E-10
Q118
D-10
Q119
D-9
Q120
D-12
Q121
C-11
Q201
C-3
Q202
C-3
Q203
E-4
Q204
D-2
Q205
C-5
Q206
E-7
Q207
E-7
Q208
E-6
Q209
E-3
Q210
F-3
Q211
F-3
Q212
F-2
Q213
F-13
Q214
F-13
Q215
H-2
Q216
H-3
Q217
F-10
Q218
F-10
Q219
F-11
Q220
F-11
Q221
F-11
Q222
F-12
Q223
F-11
Q224
F-12
Q225
F-12
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
•
• X : parts extracted from the component side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
• Abbreviation
CH
: Chinese model.
EA
: Saudi Arabia model.
11
11
ICF-SW7600GR
4-3. PRINTED WIRING BOARD – MAIN BOARD (COMPONENT SIDE) –
15
16
A
B
C
D
E
F
G
H
I
17
18
19
20
21
22
23
24
25
26
27
28
MAIN BOARD
(COMPONENT SIDE)
1-679-368-
11
(11)
B
TO
KEY BOARD
US
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
•
• X : parts extracted from the component side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
12
12
ICF-SW7600GR
4-4. SCHEMATIC DIAGRAM – MAIN BOARD (1/2) –
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specified.
• C : panel designation.
• A : B+ Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: FM
L
: MW/LW
h
: SW
• Abbreviation
CH
: Chinese model
13
13
ICF-SW7600GR
4-5. SCHEMATIC DIAGRAM – MAIN BOARD (2/2) –
• Refer to page 16 for IC Block Diagrams.
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specified.
•
¢
: internal component.
• C : panel designation.
• A : B+ Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: FM
L
: MW/LW
h
: SW
• Abbreviation
CH
: Chinese model
EA
: Saudi Arabia model
IC B/D
IC B/D
IC B/D
IC B/D
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