Sony RHT-G2000 - Home Theater Built-in Sound Rack System, Руководство по обслуживанию

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8
RHT-G2000
SECTION 4
DIAGRAMS
Note on Printed Wiring Boards.
•
X
: parts extracted from the component side
•
Y
: parts extracted from the conductor side
• a : Through hole
• : Pattern from the side which enables seeing
(The other layers' patterns are not indicated.)
• Note for Printed Wiring Boards and Schematic Diagrams
Note on Schematic Diagrams.
• All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
• % : indicates tolerance.
• f : internal tolerance.
•
2
: nonflammable resistor.
•
C
: panel designation.
Caution:
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.
• Voltages and waveforms are dc with respect to ground under no-
signal conditions.
no mark : DVD
( ) : FM
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production toler-
ances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production toler-
ances.
• Circled numbers refer to waveforms.
• Signal path.
F
: AUDIO
d
: TUNER
f
: DIGITAL IN
E
: Y
r
: COMPONENT VIDEO
L
: VIDEO
• Waverforms
202 ns
3.1 Vp-p
4.2 Vp-p
81.3 ns
2
IC505
wa
(XOUT)
1 V/DIV, 20 ns/DIV
1
IC509
qd
(XOUT)
1 V/DIV, 100 ns/DIV
1.8 Vp-p
20.2 ns
4
IC108
rk
(XFSOIN)
0.5 V/DIV, 20 ns/DIV
3
IC506
qs
(MCLK2)
1 V/DIV, 20 ns/DIV
4.2 Vp-p
71.9 ns
Note:
The components identified
by 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
piéce portant le numéro
spécifié.