Sony ICF-SW11 Service Manual

Sony ICF-SW11 Service Manual

Fm stereo/sw1-9/ mw/lw 12 band receiver
Hide thumbs Also See for ICF-SW11:

Advertisement

SERVICE MANUAL
Ver 1.1 2001. 10
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
Power output
140 mW (at 10 % harmonic distortion)
Ourput
Headphones jack (stereo minijack, 3.5 mm dia)
Sony Corporation
9-927-176-12
2001J1600-1
Personal Audio Company
© 2001.10
Published by Sony Engineering Corporation
SPECIFICATIONS
inches) dia., 4 Ω
1
/
4
ICF-SW11
Canadian Model
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)
Approx. 162 × 93.8 × 34.8 mm(w/h/d)
Dimensions
× 3
× 1
1
3
3
(6
/
/
/
inches)
2
4
8
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.
FM STEREO/SW
MW/LW 12 BAND RECEIVER
US Model
AEP Model
E Model
Chinese Model
Tourist Model
/
1-9

Advertisement

Table of Contents
loading

Summary of Contents for Sony ICF-SW11

  • Page 1 (Except chinese model) 3.850 – 4.050 MHz (Tourist model) AC-E30L, HG (not supplied) SW2: 5.900 –6.200 MHz Battery life Approx. 30 hours with Sony SUM-3 (NS) Approx. 162 × 93.8 × 34.8 mm(w/h/d) SW3: 7.100 – 7.350 MHz Dimensions × 3 ×...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1. GENERAL ·········································································· 3 2. DISASSEMBLY 2-1. Rear Cabinet ··································································· 4 2-2. Front Cabinet, Main Board ············································· 4 2-3. Dial Pointer Setting ························································· 5 3. ELECTRICAL ADJUSTMENT ···································· 6 4. DIAGRAMS 4-1. IC Block Diagram ··························································· 8 4-2.
  • Page 3: General

    SECTION 1 GENERAL BAND indicator BAND POWER select switch switch — 3 —...
  • Page 4: Disassembly

    SECTION 2 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 2-1. REAR CABINET 3 Three screws (P2.6 × 16) 4 Two screws 2 Stand (P2.6 × 16) Claw 5 Cabinet (rear) (The cabinet is locked by the claws) 1 Lid, battery case 2-2.
  • Page 5: Dial Pointer Setting

    2-3. DIAL POINTER SETTING 3 Screw (1.7 × 3) Flat (+) special 5 Scale, dial 2 Mach the hole with setting the variable capacitor gear gap in the arrow A direction. 4 Belt (Tun) 1 Turn the variable capacitor fully counterclockwise. 6 Pointer Center of scratched line...
  • Page 6: Electrical Adjustment

    SECTION 3 ELECTRICAL ADJUSTMENTS FM section • This adjustment should be executed after MW band adjustment 0 dB=1µV Setting is completed because the LW and SW bands use the BAR ANT BAND switch : FM and CV1 in common with the MW band. Therefore, if MW band is adjusted, the LW and SW bands must FM RF signal also be readjusted.
  • Page 7 [VCO Adjustment] SW FREQUENCY CENTER ADJUSTMENT Procedure : Adjust for a maximum reading on Level meter. 4.85MHz (3.88MHz) FM RF signal generator 6MHz 7.2MHz 9.62MHz 11.8MHz 13.65MHz Center frequency :98 MHz Modulation : no modulation 15.35MHz Output level : 0.1 V (100dB) telescopic antenna input 17.65MHz 21.6MHz...
  • Page 8: Diagrams

    SECTION 4 DIAGRAMS 4-1. IC BLOCK DIAGRAM IC1 CXA1238M-T6 28 27 26 25 24 23 22 21 FM FRONT-END AM FRONT-END FM IF/ MPX REG. DISCRI IF/DET COUNTER TUNING COUNTER INDICATOR AUTOBLEND MONO/ST MUTING SELECT BAND PASS MUTE RIPPLE DECODER AMP FILTER 13 14 15 —...
  • Page 9: Printed Wiring Board

    ICF-SW11 4-2. PRINTED WIRING BOARD MAIN BOARD TUNE ANTENNA ANT1 TELESCOPIC ANTENNA VOLUME EXCEPT JE MODEL EXCEPT JE MODEL CV-1,CT-1 CT1-1 TUNING CV1-1 JE MODEL CV1-2 CT1-4 SP901 (SPEAKER) SI BAND POWER DC IN 3V (15) DRY BATTERY SIZE "AA"...
  • Page 10: Schematic Diagram

    ICF-SW11 4-3. SCHEMATIC DIAGRAM • Refer to page 8 for IC Block Diagrams. L5, CT3 L4, CT1-2 L6, CT1-3 L2, CT2 L1, CT1-1 MW FREQUENCY COVERAGE FM TRACKING LW FREQUENCY COVERAGE LW TRACKING MW TRACKING L7,CT1-4 FM FREQUENCY COVERAGE L17-L25...
  • Page 11: Exploded Views

    Ver 1.1 2001. 10 SECTION 5 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • Hardware (# mark) list and accessories and have some differences from the original one. packing materials are given in the last of this •...
  • Page 12: Electrical Parts List

    SECTION 6 MAIN ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • CAPACITORS: • SEMICONDUCTORS parts list may be different from the parts uF: µF In each case, u: µ, for example: specified in the diagrams or the components •...
  • Page 13 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < FILTER > 1-408-410-00 INDUCTOR 12uH 1-408-412-00 INDUCTOR 18uH 1-577-317-11 FILTER, CERAMIC 1-408-608-31 INDUCTOR 27uH (US,CND,AEP,IT,E,CH,EA) 1-760-238-71 FILTER, CERAMIC 1-408-611-31 INDUCTOR 47uH (JE) 1-760-238-71 FILTER, CERAMIC 1-409-895-11 COIL (OSC) <...
  • Page 14 Ver 1.1 2001. 10 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < VARIABLE RESISTOR > 1-228-995-00 RES, ADJ, METAL22K 1-238-555-11 RES, VAR, CARBON 50K < SWITCH > 1-692-846-11 SWITCH, SLIDE (BAND) 1-571-850-81 SWITCH, SLIDE (POWER) <...
  • Page 15 ICF-SW11 MEMO...
  • Page 16 ICF-SW11 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision Correction of exploded views 2001.10...

Table of Contents