Sony ICF-S79 Service Manual page 7
Fm/am synthesized radio
fm/mw/lw synthesized radio
tv/weather/fm/am synthesized radio
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Also See for ICF-S79:
- Operating instructions manual (11 pages) ,
- Operating instructions (2 pages) ,
- Operating instructions (2 pages)
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ICF-S79/S79L/S79V
4-1. PRINTED WIRING BOARDS
SECTION 4
DIAGRAMS
– 7 –
HOW TO CHANGE THE CERAMIC FILTERS
This model is used two ceramic filters of CF1, CF3.
You must use same type of color marked ceramic filters in order to
meet same specifications.
Therefore, the ceramic filter must change two pieces together since
it's supply two pieces in one package as a spare parts.
Mark
Center frequency
CF3
red
10.70 MHz
mark
blue
10.67 MHz
orange
10.73 MHz
CF1
black
10.64 MHz
white
10.76 MHz
Semiconductor Location
Ref. No. Location Ref. No. Location
D1
G-1
Q1
D2
F-1
Q2
D3
E-2
Q3
D4
E-4
Q4
D5
H-2
Q5
D6
H-7
Q6
D7
G-6
Q7
D8
F-7
Q9
D9
E-2
Q10
D10
B-2
Q11
D11
B-2
Q12
D12
C-7
Q13
D13
C-7
Q14
D14
H-7
Q15
Q16
IC1
F-2
Q17
IC2
E-7
IC3
C-7
IC4
C-6
IC5
C-6
IC6
B-5
Note on Printed Wiring Board:
•
: parts extracted from the component side.
•
: indicates side identified with part number.
•
: internal component.
¢
•
: Pattern from the side which enables seeing.
– 8 –
F-1
E-4
I-6
G-7
E-6
B-7
H-6
E-5
D-6
C-2
A-2
D-7
C-7
D-2
D-1
A-3
- Quick Links:
- Section 1 General
- Section 2 Disassembly
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