Sony D-NE330 Service Manual page 31

D-NE330/NE331
SERVICE MANUAL
Ver. 1.4 2006.06
SUPPLEMENT-1
File this supplement with the service manual.
Subject: Change of MAIN board (Suffix-12)
In this set, MAIN board has been changed in the midway of production.
This supplement-1 describes only new MAIN board. Refer to original ser-
vice manual for other information.
• NEW/FORMER TYPE DISCRIMINATION
– MAIN Board (Conductor Side) –
9-879-984-81
D-NE330/NE331
Canadian Model
AEP Model
Former type : 1-868-466-11
New type : 1-868-466-12
1. DIAGRAMS
• Note for Printed Wiring Boards and Schematic Diagrams
Note on Printed Wiring Board:
• X : parts extracted from the component side.
US Model
• Y : parts extracted from the conductor side.
•
z : Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
UK Model
Pattern face side: Parts on the pattern face side seen from
(Conductor Side) the pattern face are indicated.
D-NE330
Parts face side: Parts on the parts face side seen from
E Model
(Component Side) the parts face are indicated.
D-NE330/NE331
1
D-NE330/NE331
Note on Schematic Diagram:
• 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 / W or less unless otherwise
4
specified.
• C : panel designation.
Note: Note:
The components identi- Les composants identifiés par
fied by mark 0 or dotted une marque 0 sont critiques
line with mark 0 are criti-
pour la sécurité.
cal for safety. Ne les remplacer que par une
Replace only with part pièce por tant le numéro
number specified. spécifié.
• A : B+ Line.
• Power voltage is dc 1.5 V and fed with regulated dc power
supply from battery teminal.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : CD PLAY
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
J
: CD PLAY
• Abbreviation
CND : Canadian model
1E18 : Singapore, Malaysia, Vietnam and Indian
models
FR : France model
HK : Hong Kong model