Read Sony HT-SF2300 / HT-SS2300 / STR-KS2300 Service Manual online
STR-KS2300
2
2. DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
• All capacitors are in µF 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
specifi ed.
• 2 : nonfl ammable resistor.
• 5 : fl usible resistor.
• 5 : fl usible resistor.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Voltages are dc with respect to ground under no-signal
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER
• Voltages are taken with a VOM (Input impedance 10 M
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Abbreviation
AUS :
AUS :
Australian
model
CH :
Chinese
model
CND :
Canadian
model
TH :
Thai
model
TW :
Taiwan
model
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
• Indication of transistor.
C
B
These are omitted.
E
Q
C E
B
These are omitted.
Note: The components identifi ed by mark 0 or dot-
ted line with mark 0 are critical for safety.
Replace only with part number specifi ed.
Note: Les composants identifi és par une marque
0
sont critiques pour la sécurité.
Ne les remplacer que par une piéce portant
le numéro spécifi é.
le numéro spécifi é.
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