CFS-1055L - Sony Audio Service Manual (repair manual). Page 2

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TABLE OF CONTENTS
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 PUBLISHED BY SONY.
r
 HOW TO CHANGED THE CERAMIC FILTERS
This model is used three ceramic filters of CF1, 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 three pieces together since
it's supply three pieces in on package as a spare parts.
Mark
Center
frequency
red
10.70MHz
blue
10.67MHz
orange
10.73MHz
black
10.64MHz
white
10.76MHz
CF3
CF1, 2
mark
mark
Section
Title
Page
Specifications ................................................................................ 1
1. GENERAL
Location of Controls ............................................................... 3
Listening to the Radio Playing a Tape .................................... 3
Recording ................................................................................ 3
Adjusting the audio e mphasis ................................................ 4
Setting up the system .............................................................. 4
Connecting optional components ............................................ 4
2. DIAL POINTER INSTALLATION
................................ 5
3. ADJUSTMENTS
............................................................... 6
4. DIAGRAMS
4-1. Circuit Boards Location ................................................. 10
4-2. Printed Wiring Boards ................................................... 11
4-3. Schematic Diagram ........................................................ 15
5. EXPLODED VIEWS
5-1. Rear Cabinet Section ..................................................... 20
5-2. Front panel Section ........................................................ 21
5-3. Mechanism Deck Section (1) ......................................... 22
5-4. Mechanism Deck Section (2) ......................................... 23
5-5. Speaker Section .............................................................. 24
6. ELECTRICAL PARTS LIST
........................................ 25
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