Read Sony HT-DDW660 / STR-K660P Service Manual online
11
11
STR-K660P
• Waveforms
DIGITAL Board
For schematic diagrams.
Note:
Note:
• All capacitors are in
µ
F unless otherwise noted. p :
µµ
F
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.
•
%
: indicates tolerance.
•
f
: internal component.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
No mark : FM
No mark : FM
• 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.
• Circled numbers refer to waveforms.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
J
: ANALOG INPUT
c
: DIGITAL INPUT
• Abbreviation
AUS : Australian model
CND : Canadian model
E51 : Chilean and Peruvian models
MX : Mexican model
CND : Canadian model
E51 : Chilean and Peruvian models
MX : Mexican model
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side A)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side B)
the parts face are indicated.
For printed wiring boards.
Note:
Note:
• X
: parts extracted from the component side.
•
a
: Through hole.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
1
IC1101 wa (XOUT)
4.7 Vp-p
1V/div, 40ns/DIV
81.4ns
(12.288MHz)
2
IC1201 9 (MCLK1)
2.8 Vp-p
73.6ns (13.59MHz)
1V/div, 40ns/DIV
3
IC1601 id (XI)
3.5Vp-p
62.5ns (16MHz)
1V/div, 40ns/DIV
Ver. 1.1
Note:
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Note:
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
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