Read Sony ICF-SW35 Service Manual online
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SERVICE MANUAL
US Model
Canadian Model
AEP Model
E Model
Tourist Model
ICF-SW35
FM STEREO/SW/MW/LW
PLL SYNTHESIZED RECEIVER
Circuit system
FM: Super heterodyne
LW/MW/SW: Dual conversion super heterodyne
LW/MW/SW: Dual conversion super heterodyne
Frequency range
FM: 76.00 - 108.00 MHz
87.50 - 108.00 MHz*
1
SW: 2250 - 26100 kHz*
2
3850 - 26100 kHz*
3
MW: 530 - 1710 kHz
530 - 1620 kHz
LW: 150 - 285 kHz
Speaker
Approx. 66 mm (2
1/8
in.) diameter, 8 Ohms
Maximum output
240 mW (at 10 % harmonic distortion)
Output
i
(headphones) jack (ø3.5 mm stereo mini jack)
16 Ohms
Power requirements
DC 4.5 V, three R6 (size AA) batteries
External power source
DC IN 4.5 V
Battery Life (approximate hours)
Sony R6
Sony LR6
(size AA)
alkaline
(size AA)
FM reception
17
46
SW reception
12
33
LW/MW reception
12
33
SPECIFICATIONS
Dimensions
Approx. 168
×
106
×
35 mm (W
×
H
×
D)
(6
5/8
×
4
1/4
×
1
7/16
in.) incl. projecting parts
Mass
Approx. 405 g (14.3 oz) incl. batteries
Supplied Accessories
Carrying case (1)
Short wave guide (1)
Short wave guide (1)
Design and specifications are subject to change without
notice.
notice.
The AC power adaptor’s operating voltage varies
depending upon the country in which it is sold.
Buy the AC power adaptor in the country you intend
to use it.
depending upon the country in which it is sold.
Buy the AC power adaptor in the country you intend
to use it.
Your Sony dealer may not handle all of the above listed
optional accessories. Please ask your dealer for detailed
information on the optional accessories available in your
country.
optional accessories. Please ask your dealer for detailed
information on the optional accessories available in your
country.
*
1
Italy, Saudi Arabia and Malaysia
*
2
Countries except for Italy
*
3
Italy only
Ver 1.1 2001. 05
Sony Corporation
Personal Audio Company
Shinagawa Tec Service Manual Production Group
9-927-687-12
2001E0400-1
© 2001. 5
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Notes on Chip Component Replacement
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be
damaged by heat.
damaged by heat.
TABLE OF CONTENTS
1. GENERAL
Operating the Radio ................................................................. 3
Setting the Standby Time ........................................................ 5
Setting the Sleep Timer ........................................................... 5
Using Other Functions ............................................................. 5
Setting the Standby Time ........................................................ 5
Setting the Sleep Timer ........................................................... 5
Using Other Functions ............................................................. 5
2. DISASSEMBLY
2-1. Cabinet (Rear) ..................................................................... 6
2-2. Main Board ......................................................................... 6
2-3. Micon Board ....................................................................... 7
2-2. Main Board ......................................................................... 6
2-3. Micon Board ....................................................................... 7
3. ELECTRICAL ADJUSTMENTS
FM Section .............................................................................. 8
SW/MW/LW Section ............................................................... 8
FM VCO Adjustment ............................................................... 9
SW/MW/LW Section ............................................................... 8
FM VCO Adjustment ............................................................... 9
4. DIAGRAMS
4-1. IC Pin Description ............................................................. 10
4-2. Block Diagram .................................................................. 11
4-3. Printed Wiring Board – Main Section – ............................ 13
4-4. Schematic Diagram – Main Section – ............................... 15
4-5. Printed Wiring Board – Micon Section – .......................... 17
4-6. Schematic Diagram – Micon Section – ............................. 19
4-2. Block Diagram .................................................................. 11
4-3. Printed Wiring Board – Main Section – ............................ 13
4-4. Schematic Diagram – Main Section – ............................... 15
4-5. Printed Wiring Board – Micon Section – .......................... 17
4-6. Schematic Diagram – Micon Section – ............................. 19
5. EXPLODED VIEW
5-1. Cabinet Section ................................................................. 22
6. ELECTRICAL PARTS LIST
......................................... 23
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SECTION 1
GENERAL
This section is extracted
from instruction manual.
from instruction manual.
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