Sony SCD-XA5400ES - Es Super Audio Cd Player, Service Manual

Page: 21 / 66

SCD-XA5400ES
SCD-XA5400ES
21 21
• Circuit Boards Location
For Schematic Diagrams.
Note:
• All capacitors are in μ F 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
speci fi 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 : SA-CD PLAY
( ) : CD PLAY
• 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.
F : SA-CD PLAY
J
: CD PLAY (ANALOG)
c
: CD PLAY (DIGITAL)
• Abbreviation
CND :
Canadian model
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.)
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 speci
fi ed.
Note:
Les composants identi fi és
par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spéci
fi é.
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.
• AUDIO and MAIN boards are 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
B
These are omitted.
C E
Q
MAIN board
OUT-SW board
STANDBY board
AUDIO board
POWER board
JOG board
DISPLAY board
HP board
MOTOR board
KEY-R board
LED board
KEY-L board