Circuit Board Location - Sony MDS-JA333ES Service Manual
Minidisc deck
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Also See for MDS-JA333ES:
- Operating instructions manual (112 pages) ,
- Limited warranty (1 page) ,
- Operating instructions manual (112 pages)
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THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
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.
• All resistors are in Ω and
1
/
W or less unless otherwise
4
specified.
•
: internal component.
f
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• C : panel designation.
Note:
Note:
Les composants identifiés par
The components identi-
une marque 0 sont critiques
fied by mark 0 or dotted
line with mark 0 are criti-
pour la sécurité.
cal for safety.
Ne les remplacer que par une
piéce por tant le numéro
Replace only with part
number specified.
spécifié.
• U : B+ Line.
• V : 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.
• Signal path.
E
: PB
j
: REC
p : PB (DIGITAL)
l : REC (DIGITAL)
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• b : 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.
• Indication of transistor.
C
These are omitted.
Q
B
E
Q
B
C E
These are omitted.
6-2. CIRCUIT BOARD LOCATION
BD board
MOTOR board
PSW board
HP board
FL board
39
39
AC board
POW board
CONT-A1 board
DIO board
PJ board
DIG board
OUT SWITCH board
REC board
POSITION SWITCH board
MDS-JA333ES
AD board
DA board
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