Diagrams; Circuit Boards Location - Sony STR-DE525 Service Manual
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Also See for STR-DE525:
- Operating instructions manual (44 pages) ,
- Owner's manual (42 pages) ,
- Dimensional information (1 page)
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3-1. CIRCUIT BOARDS LOCATION
DISPLAY board
SP SW board
H.P board
SW board
AMP board
SECTION 3
DIAGRAMS
STANDBY board
STANDBY (2) board
SP board
REARAMP board
VIDEO board
SURR board
INPUT board
CONNECTOR board
VOL board
BALANCE board
— 7 —
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and
1
/
W or less unless otherwise
4
specified.
•
%
: indicates tolerance.
•
: internal component.
¢
• 2 : nonflammable resistor.
• 1 : fusible resistor.
• C : panel designation.
Note:
Note:
The components identified by
Les composants identifiés par
mark ! or dotted line with mark
une marque ! sont critiques
! are critical for safety.
pour la sécurité.
Replace only with part number
Ne les remplacer que par une
specified.
pièce portant le numéro spécifié.
• U : B+ Line.
• V : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
No mark : FM
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
• Abbreviation
CND : Canadian
AUS : Australian
CH
: Chinese
MY
: Malaysia
SP
: Singapore
EA
: Saudi Arabia
STR-DE525/V515
For printed wiring boards.
Note:
• X : parts extracted from the component side.
•
: Through hole.
®
•
: internal component.
¢
• b : Pattern from the side which enables seeing.
• Waveform
DISPLAY BOARD
1 IC103 12PIN (X1)
4.4Vp-p
4.19MHz
— 8 —
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