Read Sony CFD-S28L (serv.man2) Service Manual online
CFD-S28L
– 8 –
– 9 –
– 10 –
SCHEMATIC DIAGRAM – MAIN Board (3/3) –
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
C
: panel designation.
•
U
: B+ Line.
• Power voltage is dc 9 V and fed with regulated dc power
supply from battery terminal.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
(
no mark : TUNER
(
) : TAPE PLAY
<
> : CD PLAY
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Abbreviation
EE1
: Russia model
Page
AEP Model
Russia Model
27
Location D-F, 3-5
28
Location B-D, 11-13
(2)
SCHEMATIC DIAGRAM – TUNER Board –
!
: Changed portion.
Location A-C, 9-11
28
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