Note For Printed Wiring Boards And Schematic Diagrams - Sony HCD-CP101 Service Manual

HCD-CP101
Ver 1.2
6-4.

NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS

Note on Printed Wiring Boards:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
W : indicates side identified with part number.
•
• f : internal component.
• : 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.
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
1
• All resistors are in Ω and / W or less unless otherwise
4
specified.
• f : internal component.
• C : panel designation.
Note: Note:
Les composants identifiés par
The components identi-
fied by mark 0 or dotted une marque 0 sont critiques
line with mark 0 are criti- pour la sécurité.
Ne les remplacer que par une
cal for safety.
pièce por tant le numéro
Replace only with part
number specified. spécifié.
• A : B+ Line.
• B : B– Line.
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER
E
:TAPE (PLAY)
a
: TAPE (REC)
j : MD
J : CD PLAY (ANALOG)
c : CD PLAY (DIGITAL OUT)
• Abbreviation
AR : Argentina model
AUS : Australian model
CND : Canadian model
KR : Korean model
MX : Mexican model
SP : Singapore model
• Circuit Boards Location
CONTROL (B) board
LCD board
CD INDICATOR board
HEADPHONE board
18 18
TC board
POWER board
MOTOR board
MAIN board
CONTROL (A) board
TUNER UNIT
CD board