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THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
Note on Printed Wiring Boards:
• X : Parts extracted from the component side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
• Circuit Boards Location
POWER SWITCH board
All manuals and user guides at all-guides.com
SECTION 1
DIAGRAMS
INPUT board
VOL-LED board
Note on Schematic Diagrams:
• All capacitors are in µF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• All resistors are in Ω and
1
/
W or less unless otherwise
4
specified.
• C : panel designation.
Note:
Note:
The components identi-
Les composants identifiés
fied by mark 0 or dot-
par une marque 0 sont cri-
ted line with mark 0 are
tiques pour la sécurité.
critical for safety.
Ne les remplacer que par une
Replace only with part
piéce por tant le numéro
number specified.
spécifié.
• A : B+ Line.
• B : B– Line.
• Voltages and dc with respect to ground under no-signal
conditions.
no mark : Power on
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
• Signal path.
d
: AUDIO
POWER board
MAIN board
SA-WG99
3
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