HT-DDW5400, STR-KM5400 - Sony Audio Service Manual (repair manual). Page 15

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STR-KM5400
STR-KM5400
15
15
• Circuit Boards Location
VIDEO2 DCAC board
POWER KEY board
HP SUPPORT board
HEADPHONE board
DISPLAY board
DIGITAL board
MAIN board
INSULATOR board
HDMI SW PC board
VIDEO STANDBY SUPPLY board
CONNECTION board
TEMP-SENSOR Board
LOCK Board
For Schematic Diagrams.
Note:
•  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 
 and 
1
/
4
 W or less unless otherwise 
specifi ed.
•      f 
 : internal component.
• 
2   :  nonfl ammable resistor.
• 
5 : fusible resistor.
•  C  : panel designation.
THIS  NOTE  IS  COMMON  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
•  A  : B+ Line.
•  B  : B– Line.
•  Voltages and waveforms are dc with respect to ground 
under no-signal (detuned) conditions.
  no mark :  FM
•  Voltages are taken with VOM (Input impedance 10 M
).
  Voltage variations may be noted due to normal production 
tolerances.
•  Waveforms are taken with an oscilloscope.
  Voltage variations may be noted due to normal production 
tolerances.
•  Circled numbers refer to waveforms.
• Signal path.
  F  
AUDIO
  E  
VIDEO
  f  
TUNER
  J  
AUDIO 
(DIGITAL)
• Abbreviation
  SAF 
: South African model
For Printed Wiring Boards.
Note:
•  X  : Parts extracted from the component side.
•      f 
 : internal component.
• 
 : Pattern from the side which enables seeing.
Caution:
Parts face side:
(SIDE A)
Pattern face side: 
(SIDE B)
Parts on the parts face side seen from   
the parts face are indicated.
Parts on the pattern face side seen 
from   the  pattern face are indicated.
Note: 
The components identi-
fi ed by mark 0 or dotted 
line with mark 0 are criti-
cal 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 nu-
méro spécifi é.
• Abbreviation
  SAF 
: South African model
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