Read Sony HT-6600DP / STR-K850P Service Manual online
7
7
STR-K850P
• Waveforms
DIGITAL Board
For schematic diagrams.
Note:
Note:
• All capacitors are in
µ
F 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
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
: CD (ANALOG)
c
: DVD (DIGITAL)
• Abbreviation
CND : Canadian 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)
4.3Vp-p
1V/DIV, 40ns/DIV
81.4ns
(12.288MHz)
2
IC1201
9
(MCLK1)
3.4Vp-p
73.6ns (13.59MHz)
1V/DIV, 40ns/DIV
3
IC1601
id
(XI)
3.5Vp-p
62.5ns (16MHz)
1V/DIV, 40ns/DIV
SECTION 3
DIAGRAMS
3-1. Circuit Board Location
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
MAIN board
BRIDGEABLE board
DISPLAY board
HEADPHONE board
STANDBY board
VIDEO board
S-VIDEO board
DIGITAL board
VOLUME board
POWER board
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