Sony ICF-SW11 Service Manual

ICF-SW11
US Model
Canadian Model
AEP Model
E Model
Chinese Model
Tourist Model
SERVICE MANUAL
FM STEREO/SW1-9/
MW/LW 12 BAND RECEIVER
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
9-927-176-12
2001J1600-1
© 2001.10
Ver 1.1 2001. 10
SPECIFICATIONS
Frequency range:
FM: 87.5 – 108 MHz (Other models)
76 – 108 MHz (Tourist model)
SW1: 4.750 – 5.060 MHz (Other models)
3.850 – 4.050 MHz (Tourist model)
SW2: 5.900 –6.200 MHz
SW3: 7.100 – 7.350 MHz
SW4: 9.400 – 9.990 MHz
SW5: 11.600 – 12.100 MHz
SW6: 13.570 – 13.870 MHz
SW7: 15.100 – 15.800 MHz
SW8: 17.480 – 17.900 MHz
SW9: 21.450 – 21.750 MHz
MW: 525 – 1620 MHz
LW: 141 – 290 kHz
Speaker Approx. 5.7 cm (2
1
/4 inches) dia., 4 Ω
Power output 140 mW (at 10 % harmonic distortion)
Ourput Headphones jack (stereo minijack, 3.5 mm dia)
Power requirements
3 V DC, two R6 (size AA) batteries
DC IN 3V jack accepts : AC power adaptor
(Except chinese model)
AC-E30L, HG (not supplied)
Battery life Approx. 30 hours with Sony SUM-3 (NS)
Dimensions Approx. 162 × 93.8 × 34.8 mm(w/h/d)
(6
1
/2 × 3
3
/4 × 1
3
/8 inches)
Mass Approx. 340 g (12 oz) incl. batteries
Supplied accessory
Short wave guide (1)
Accessories not supplied
AC power adaptor
*AC-E3L, HG
LW/MW/SW wide range antenna AN-1, AN-102
*The voltage of power supply is different depending on the country .
Please buy an AC power adaptor in the country where the radio is
to be used.
Design and specifications are subject to change without notice.

Sony ICF-SW11 Specifications

General

Tuning System	Analog
Headphone Jack	Yes
Antenna	Telescopic Antenna
Frequency Range (AM)	530 - 1710 kHz
Speaker	Built-in
Type	Portable Radio Receiver
Power Source	2 x AA batteries or AC adapter

Summary

SPECIFICATIONS

Frequency Range

Details the radio's frequency coverage across FM, SW, MW, and LW bands.

Power Requirements

Outlines power sources, battery life, and power adapter specifications.

Battery Life

Specifies the approximate battery operational duration.

Dimensions

Provides the physical dimensions of the radio unit.

SECTION 1 GENERAL

BAND Select Switch

Describes the function and location of the band selection switch.

BAND Indicator

Identifies the indicator for the selected radio band.

POWER Switch

Details the power on/off switch and its operation.

Telescopic Antenna

Locates and describes the telescopic antenna.

SECTION 2 DISASSEMBLY

2-1. REAR CABINET

Procedure for disassembling the rear cabinet of the radio.

2-2. FRONT CABINET, MAIN BOARD

Steps for removing the front cabinet and main board.

2-3. DIAL POINTER SETTING

Instructions for correctly setting the dial pointer.

SECTION 3 ELECTRICAL ADJUSTMENTS

FM SECTION ADJUSTMENTS

Covers frequency coverage and tracking adjustments for the FM band.

MW/LW SECTION ADJUSTMENTS

Includes frequency coverage and tracking adjustments for MW and LW bands.

AM IF ADJUSTMENT

Procedure for adjusting the Intermediate Frequency (IF) for AM reception.

SW FREQUENCY CENTER ADJUSTMENT

Adjusts the center frequency for each SW band.

SECTION 4 DIAGRAMS

4-1. IC BLOCK DIAGRAM

Illustrates the internal block diagram of the main IC (CXA1238M-T6).

4-2. PRINTED WIRING BOARD

Shows the physical layout of components on the main printed wiring board.

4-3. SCHEMATIC DIAGRAM

Presents the detailed circuit schematic of the radio.

SECTION 5 EXPLODED VIEWS

CABINET PARTS

Lists and illustrates the various cabinet components and their part numbers.

HARDWARE AND ACCESSORIES

Details hardware, accessories, and packing materials used in assembly.

SECTION 6 ELECTRICAL PARTS LIST

CAPACITORS

Lists all ceramic, electrolytic, and tantalum capacitors with specifications.

TRIMMERS AND VARIABLE CAPACITORS

Details trimmer capacitors and variable capacitors used for adjustments.

DIODES

Lists the diodes used in the circuit.

ICs

Identifies the integrated circuits used in the radio.

VARIABLE RESISTORS

SWITCHES

Lists the slide switches for band and power control.

TRANSFORMERS

Lists transformers, specifically the AM IFT.

MISCELLANEOUS PARTS

Lists miscellaneous components like antennas and speakers.