Diagrams; Note For Printed Wiring Boards And Schematic Diagrams - Sony MHC-NX1 Service Manual

7-1.

NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS

(In addition to this, the necessary note is printed in each block)
Note on Printed Wiring Board:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• : parts mounted on the conductor side.
x
• 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
(Side B) the pattern face are indicated.
Parts face side: Parts on the parts face side seen from
(Side A) the parts face are indicated.
• Indication of transistor.
Q
B C E
These are omitted.
Q
B C E
These are omitted.
C
Q These are omitted.
B E
SECTION 7

DIAGRAMS

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 and / W or less unless otherwise
4
specified.
• : internal component.
f
• 5 : fusible resistor.
• 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.
• U : B+ Line.
• V : B– Line.
• H : adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 M ).
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.
E : TAPE PLAYBACK (DECK A)
d : TAPE PLAYBACK (DECK B)
G : RECORD
J
: CD PLAY (ANALOG OUT)
c : CD PLAY (DIGITAL OUT)
• Abbreviation
AUS : Australian model
CND : Canadian model
JE : Tourist model
KR : Korean model
MY : Malaysia model
SP : Singapore model
TH : Thai model
• Circuit Boards Location
SENSOR 2 board
SENSOR board
PANEL board
LEAF SW board
PANEL TC-B board
PANEL TC-A board
OUT SW board
19 19
CLAMP MOTOR board
BD board
IN SW board
INT/COUNT SW board
MAIN board
CONNECTOR board
LOAD MOTOR board
AUDIO board