Sony HCD-BX2 / HCD-DX2 / HCD-DX2B / MHC-BX2 / MHC-DX2 / MHC-DX2B Service Manual ▷ View online
9
AMP BOARD
0
connector
(CN701)
(CN701)
9
two screws
5
screw
6
harness
qa
AMP board
9
screw
8
TR board
7
bracket
3
AC cord washer
4
power cord
1
three screws
2
screw
MAIN BOARD
3
two screws
2
wire (flat type) (16core)
(CN501)
(CN501)
1
flat cable
(CN804)
(CN804)
4
MAIN board
10
CD TRAY
1
two screws
2
top cabinet
1
two screws
4
screw
6
screw
7
bracket
5
bracket
8
CD tray
3
wire (flat type) (5core)
(CN06)
(CN06)
DECODE BOARD
4
three screws
6
DECODE board
1
wire (flat type) (5core)
(CN706)
2
wire (flat type) (15core)
(CN701)
3
connector
(CN707)
5
connector
(CN702)
11
BASE UNIT
2
screw
3
UD-gear
4
screw
5
UD-cam
8
spring
7
spring
6
spring
1
two screws
9
base unit
CASSETTE LID
cassette door
(Note: Four claws are used.)
(Note: Four claws are used.)
13
13
SECTION 4
DIAGRAMS
4-1.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
• Circuit Boards Location
Note on Printed Wiring Board:
•
•
Y
: parts extracted from the conductor side.
•
b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. U: µF,
• All capacitors are in µF unless otherwise noted. U: µF,
pF: µµF 50 WV or less are not indicated except for
electrolytics and tantalums.
electrolytics and tantalums.
• If a numeric value of capacitor is a decimal fraction, the
preceding zero may be omitted.
(For example, .1 expresses 0.1)
(For example, .1 expresses 0.1)
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
5
: fusible resistor.
•
3
: printed resistor.
•
C
: panel designation.
•
U
: B+ Line.
•
V
: B– Line.
•
H
: adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
F
: FM
f
: AM
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: TAPE REC
J
: CD PLAY (ANALOG OUT)
c
: CD PLAY (DIGITAL OUT)
• Abbreviation
AUS
: Australian model
CND : Canadian 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 portant le numéro
spécifié.
Ne les remplacer que par une
pièce portant le numéro
spécifié.
SW C board
SW D board
SW B board
DECODE board
MOTOR board
SW A board
MAIN board
SENSOR board
FRONT board
H/P board
AMP board
SOCKET board
TR board
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