SCD-XE800 - Sony Audio Service Manual (repair manual). Page 16

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SCD-XE800
SCD-XE800
16
16
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 Ω and 1/4 W or less unless otherwise 
specifi ed.
•      f  : internal component.
• 
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 conditions.
  no mark : CD PLAY
       
*
  : Impossible to measure
•  Voltages are taken with VOM (Input impedance 10 M
Ω).
  Voltage variations may be noted due to normal production 
tolerances.
•  Waveforms are taken with a oscilloscope.
  Voltage variations may be noted due to normal production 
tolerances.
•  Circled numbers refer to waveforms.
• Signal path.
 
: SA-CD PLAY
 
: CD PLAY (ANALOG)
 
c  : CD PLAY (DIGITAL)
For Printed Wiring Boards.
Note:
• 
X : Parts extracted from the component side.
• 
Y : parts extracted from the conductor side.
•      f  : internal component.
• 
 : Pattern from the side which enables seeing.
  (The other layers' patterns are not indicated.)
Caution:
Pattern face side:
(Conductor Side)
Parts face side: 
(Component Side)
Parts on the pattern face side seen 
from the pattern face are indicated.
Parts on the parts face side seen from 
the parts face are indicated.
•  MAIN board is multi-layer printed board.
  However, the patterns of intermediate layers have not 
been included in diagrams.
•  Indication of transistor.
 
C
B
These are omitted. 
E
Q
Note: The components identifi ed by mark 
0 or dotted 
line with mark 
0 are critical for safety. 
 
Replace only with part number specifi ed.
POWER board
TRANS board
OUT-SW board
MOTOR board
KEY board
MAIN board
DISPLAY board
•  Circuit Boards Location
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