Read Sony SA-FW2010 / SA-W2010 / SS-F2010 Service Manual online
SA-FW2010/W2010/SS-F2010
SA-FW2010/W2010/SS-F2010
14
14
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω and 1/4 W or less unless otherwise
specifi ed.
• f : Internal component.
• 2 : Nonfl ammable resistor.
• 5 : Fusible resistor.
• C : Panel designation.
• 2 : Nonfl ammable resistor.
• 5 : Fusible resistor.
• C : Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Voltages and waveforms are dc with respect to ground
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : POWER ON
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
F :
AUDIO
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
C E
B
These are omitted.
Note: The components identifi ed by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specifi ed.
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Waveforms
– AMP Board –
– MAIN Board –
1
IC471
4
2 V/DIV, 10 ns/DIV
20.4 ns
2.7 Vp-p
qa
IC001
9 (XOUT)
500 mV/DIV, 20 ns/DIV
49.4 ns
0.9 Vp-p
2
IC473
4
2 V/DIV, 50 ns/DIV
81 ns
4.2 Vp-p
3
IC401
qf (XfsoOUT)
2 V/DIV, 10 ns/DIV
20.4 ns
4.4 Vp-p
4
IC401
ej (FsoCKO)
2 V/DIV, 10
Ps/DIV
20.8
Ps
4.4 Vp-p
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