Sony SCD-C333ES Service Manual ▷ View online
9
3-6. OPTICAL PICK-UP BLOCK (KHM-230AAA/J1NP)
3
two screws
(PTPWH M2.6)
(PTPWH M2.6)
3
two screws
(PTPWH M2.6)
(PTPWH M2.6)
4
optical pick-up block
(KHM-230AAA/J1NP)
5
four compression springs (932)
2
1
two screws
(PTPWH M2.6)
(PTPWH M2.6)
BU section
Note: When installing the BU
on the chassis, set the
lever (lifter) in free
position, the gear (U/D)
in UP position, and insert
the shaft into the
groove of gear (U/D).
lever (lifter) in free
position, the gear (U/D)
in UP position, and insert
the shaft into the
groove of gear (U/D).
gear (U/D)
b
b
6
connector
(CN002)
(CN002)
7
three screws
(BVTP3
(BVTP3
×
8)
8
RF board
3-7. TABLE ASSY
Note: When installing the table assy
on the chassis assy, engage
the gear (loading C) with the groove
by looking into the gear through
a hole in the table assy.
the gear (loading C) with the groove
by looking into the gear through
a hole in the table assy.
qa
table assy
9
three screws
(BTTP M2.6)
(BTTP M2.6)
e
c
c
d
d
e
0
bracket (guide)
gear
(loading C)
(loading C)
7
two screws
(BTTP M2.6)
(BTTP M2.6)
5
screw
(BTTP M2.6)
(BTTP M2.6)
6
bracket (guide)
2
two screws
(BTTP M2.6)
(BTTP M2.6)
1
Slide the tray until the screw
that fixes the bracket (guide)
can be seen through a round
hole , in the table assy.
that fixes the bracket (guide)
can be seen through a round
hole , in the table assy.
3
8
bracket (guide 2)
4
wire (flat type)
(6 core) (CN15)
(6 core) (CN15)
10
3-9. LOADING MOTOR BOARD
3-8. TRAY, SENSOR BOARD
1
screw
(PTPWH M2.6)
(PTPWH M2.6)
3
belt (rotary)
4
two screws
(BTTP M2.6)
(BTTP M2.6)
4
two screws
(BTTP M2.6)
(BTTP M2.6)
5
SENSOR board
2
tray
3
two screws
(BTTP M2.6)
(BTTP M2.6)
4
LOADING MOTOR board
1
belt (loading)
2
connector
(CN13)
(CN13)
11
3-10. ADJUSTING PHASE OF SWING GEAR AND GEAR (U/D)
7
gear (U/D)
8
screw
(PTPWH M2.6)
(PTPWH M2.6)
q;
screw
(PTPWH M2.6)
(PTPWH M2.6)
circle mark
circle mark
swing gear
gear (RV)
Fig. A
9
gear (RV)
Note: Align swing gear, a circle mark
Note: Align swing gear, a circle mark
on the gear (U/D), and the teeth
of gear (RV) to the position
showing in the Fig. A.
of gear (RV) to the position
showing in the Fig. A.
6
screw
(PTPWH M2.6)
(PTPWH M2.6)
5
stopper washer (FR)
4
Push fully the shaft of shaft gear and
align the hole shape of gear (loading B).
align the hole shape of gear (loading B).
3
Let the swing gear through under the
chassis and engage its dowel
with the groove of rotary encoder.
chassis and engage its dowel
with the groove of rotary encoder.
2
Install the rotary encoder so that
its groove comes to the position
shown in the figure.
its groove comes to the position
shown in the figure.
1
Insert the shaft gear up to the
position where its shaft comes
out by 5 mm.
position where its shaft comes
out by 5 mm.
g
g
h
h
f
f
f
12
SECTION 4
DIAGRAMS
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Printed Wiring Board:
•
•
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:
Pattern face side:
Parts on the pattern face side seen from
(A Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(B Side)
the parts face are indicated.
• Indication of transistor
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
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.
•
C
: panel designation.
•
5
: fusible resistor.
•
U
: B+ Line.
•
V
: B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD PLAY
no mark : CD PLAY
• 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.
J
: SACD
c
: CD
I
: DIGITAL OUT
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.
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
• Circuit Boards Location
KEY board
DISPLAY board
HP board
AUDIO board
JUNCTION board
MAIN board
SENSOR board
LOADING MOTOR board
AC SW board
REMOTE SENSOR board
AC board
RF board
DOOR SW board
DOOR MOTOR board
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