ICF-C290, ICF-C290L — Sony Audio Service Manual (repair manual)

Model
ICF-C290 ICF-C290L
Pages
12
Size
961.45 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
icf-c290-icf-c290l.pdf
Date

View Sony ICF-C290 / ICF-C290L Service Manual online

ICF-C290
FM/AM CLOCK RADIO
ICF-C290L
FM/LW CLOCK RADIO
MICROFILM
AEP Model
ICF-C290/C290L
UK Model
E Model
Australian Model
ICF-C290
SPECIFICATIONS
SERVICE MANUAL
ICF-C290/C290L
Photo: ICF-C290
– 2 –
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.
SAFETY-RELATED  COMPONENT  WARNING!!
COMPONENTS  IDENTIFIED  BY  MARK  
!
  OR  DOTTED
LINE  WITH  MARK  
!
  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  PUB-
LISHED  BY  SONY.
CF2
CF3
mark
Mark
Center frequency
red
10.70 MHz
blue
10.67 MHz
orange
10.73 MHz
black
10.64 MHz
white
10.76 MHz
HOW TO CHANGED THE CERAMIC FILTERS
This model is used two ceramic filters of CF2 and CF3.
You must used same type of color marked ceramic filters in order
to meet same specifications.
Therefore, the ceramic filter must changed two pieces together
since it's supply two pieces in one package as a spare parts.
SERVICING  NOTES
– 3 –
SECTION  1
GENERAL
This section is extracted from
instruction manual.
– 4 –
Set the power cord as illustrated below, then install the lower cabinet.
SETTING  THE  POWER  CORD
SECTION  2
SETTING
KNOB  SETTING
7
 claws
5
 MAIN board
3
Turn shaft of CV1 to the 
arrow 
A
 direction fully.
4
Turn RV1 to the arrow 
B
 
direction fully.
6
claw
2
Turn the knob (VOL) to the 
arrow 
B
 direction fully.
1
Turn the knob (tuning) to the 
arrow 
A
 direction fully.
A
B
lower cabinet
power cord
Page of 12
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Download Sony ICF-C290 / ICF-C290L Service Manual (Repair Manual)

Here you can view online or download Sony ICF-C290 / ICF-C290L Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair Sony ICF-C290 / ICF-C290L Audio. Information contained in Sony ICF-C290 / ICF-C290L 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).