ICF-C411 — Sony Audio Service Manual (repair manual)

Model
ICF-C411
Pages
20
Size
1.98 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
icf-c411.pdf
Date

View Sony ICF-C411 Service Manual online

1
SERVICE MANUAL
Singapore Model
ICF-C411
FM/AM CLOCK RADIO
SPECIFICATIONS
Ver 1.0  2001.03
Sony Corporation
Audio Entertainment Group
General Engineering Dept.
9-873-096-11
2001C0400-1
© 2001.3
Time display
24-hour system
Frequency range
FM: 87.5 - 108 MHz
AM: 530 - 1710 kHz
Speaker
Approx. 6.6 cm (2 
5/8
 inches) dia., 8 ohm
Power output
120 mW (at 10% harmonic distortion)
Power requirements
220 - 230 V AC, 50 Hz
For the power back-up function: 9 V DC, one 6F22 battery
Battery life
Approx. 20 hours (for clock backup), using Sony S-006P
(6F22) battery
Dimensions
Approx. 215 
× 106.4 × 99.8 mm (w/h/d)
(8 
1/2
 
× 4 
1/4
 
× 4 inches) incl. projecting parts and controls
Mass
Approx. 780 g (1 lb 11.5 oz) not incl. battery
Design and specifications are subject to change without notice.
2
SAFETY-RELATED  COMPONENT  WARNING!!
COMPONENTS  IDENTIFIED  BY  MARK  0  OR  DOTTED  LINE
WITH  MARK  
0  ON  THE  SCHEMATIC  DIAGRAMS  AND  IN
THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE  OPERATION.
REPLACE  THESE  COMPONENTS  WITH  SONY  PARTS  WHOSE
PART  NUMBERS  APPEAR  AS  SHOWN  IN  THIS  MANUAL  OR
IN  SUPPLEMENTS  PUBLISHED  BY  SONY.
Notes on Chip Component Replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
ICF-C411
TABLE OF CONTENTS
1. SERVICING NOTES
1-1.   Cord Dressing (Power Cord) ............................................... 3
1-2.   Pointer Alignment ............................................................... 3
2. GENERAL
............................................................................ 4
3. DISASSEMBLY
3-1.   Cabinet (Upper) Section ...................................................... 5
3-2.   Main Board ......................................................................... 6
3-3.   Key Board, LED Board ....................................................... 6
4. ELECTRICAL ADJUSTMENTS
................................... 7
5. DIAGRAMS
5-1.   Circuit Boards Location ...................................................... 9
5-2.   Block Diagram .................................................................. 10
5-3.   Printed Wiring Boards – Main, Power Section – .............. 11
5-4.   Printed Wiring Boards – Key, LED Section – ................... 12
5-5.   Schematic Diagram ........................................................... 13
6. EXPLODED VIEWS
6-1.   Cabinet (Upper) Section .................................................... 14
6-2.   Chassis Section ................................................................. 15
6-3.   Cabinet (Lower) Section ................................................... 16
7. ELECTRICAL PARTS LIST
......................................... 17
3
ICF-C411
SECTION 1
SERVICING NOTES
1-2. POINTER ALIGNMENT
power cord
7
screws (P 3x10)
2
pointer retainer board
8
knob (tuning)
4
gear (VC)
6
MAIN board
gear (VC)
Align is the projection. 
1
5
3
chassis
chassis
pointer
pointer
1-1. CORD DRESSING
(POWER CORD)
1) Set the power cord as shown in the figure.
4
ICF-C411
SECTION 2
GENERAL
This section is extracted
from instruction manual.
5
ICF-C411
• The equipment can be removed using the following procedure.
SECTION 3
DISASSEMBLY
Note : Follow the disassembly procedure in the numerical order given.
3-1. CABINET (UPPER) SECTION
Set
Cabinet (Upper) Section
Main Board
Key Board, LED Board
1
screws (P 3x14)
5
cabinet (upper) section
4
CN301
2
screws (P 3x14)
3
screw (P 3x14)

Download Sony ICF-C411 Service Manual (Repair Manual)

Here you can view online or download Sony ICF-C411 Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair Sony ICF-C411 Audio. Information contained in Sony ICF-C411 service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).