Sony SCD-XA5400ES Service Manual page 21

THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : parts extracted from the conductor side.
• : internal component.
f
• : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side: Parts on the pattern face side seen from
(Conductor Side) the pattern face are indicated.
Parts face side: Parts on the parts face side seen from
(Component Side) 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
Q These are omitted.
B E
Q
B C E
These are omitted.
SCD-XA5400ES
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.
• : internal component.
f
• C : panel designation.
Note: Note:
The components identi- Les composants identifi és
fi ed by mark 0 or dotted par une marque 0 sont
line with mark 0 are criti- critiques pour la sécurité.
cal for safety. Ne les remplacer que par
Replace only with part une piéce portant le nu-
number specifi ed. méro spécifi é.
• 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 MΩ).
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
F
: CD PLAY (ANALOG)
J
: CD PLAY (DIGITAL)
c
• Abbreviation
CND : Canadian model
• Circuit Boards Location
STANDBY board
MOTOR board
KEY-L board
HP board
DISPLAY board
21 21
OUT-SW board
MAIN board
POWER board
LED board
JOG board
KEY-R board
SCD-XA5400ES
AUDIO board