Read Sony DAV-DS1000 / ST-DS1000 Service Manual online
6
ST-DS1000
SECTION 2
DIAGRAMS
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. p: pF.
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.
•
f
: internal component.
•
2
: nonflammable resistor.
•
C
: panel designation.
Note on Printed Wiring Board:
• 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.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
•
A
: B+ Line.
•
H
: adjustment for repair.
• Power supply voltage should be DC 12V that is supplied in the
configuration that DVX-DS1000, SA-WA1000 and ST-DS1000 are
connected.
connected.
• Voltages and waveforms are dc with respect to ground under no-
signal (detuned) conditions.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production toler-
ances.
ances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production toler-
ances.
ances.
• Circled numbers refer to waveforms.
• Signal path.
d
: FM
: AM
: AM
• Abbreviation
SP
: Singapore model.
MX
: Mexican model.
HK
: Hong Kong model.
EA
: Saudi Arabia model.
KR
: Korea model.
AUS
: Australian model.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
• Waveforms
500 mV/DIV, 4
µ
s/DIV
1.9 Vp-p
1
IC2
w;
(XOUT)
13.3
µ
s
2V/DIV, 40 ns/DIV
5.7 Vp-p
2
IC801
r;
(X2)
119 ns
1V/DIV, 100 ns/DIV
4.3 Vp-p
3
IC603
qf
(XO)
231 ns
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
Ver 1.1 2004.01
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