Read Sony HCD-NEZ30 Service Manual online
HCD-NEZ30
1
Note on Printed Wiring Board:
• 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.)
•
Indication of transistor
B
These are omitted.
C
E
Q
•
Note for Printed Wiring Boards and Schematic Diagrams
C
B
These are omitted.
E
Q
2.
DIAGRAMS
Note on Schematic Diagram:
•
All capacitors are in
μ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
• 2
: nonflammable resistor.
• C
: panel designation.
• A
: B+ Line.
• B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
under no-signal conditions.
– CD Board –
no mark : CD PLAY
– MAIN Board –
no mark : TUNER
〈〈
〉〉
: TAPE PLAY
{
} : REC
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Signal path.
F
: TUNER
J
: CD PLAY
E
: TAPE PLAY
j
: REC
f
: AUX IN
•
Abbreviation
AR
AR
: Argentina model
CND : Canadian model
E51
E51
: Chilean and Peruvian models
EE
: East European model
MX
: Mexican model
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Caution:
Pattern face side:
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.
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