Sony DVP-CX860 / DVP-CX870D (serv.man2) Service Manual ▷ View online
— 12 —
FIG.2
(2-2)
(2-2)
Turntable drive motor (dc motor) starts rotating
Turntable rotates (arrow marks
1
to
6
) via table motor driving gear,
table driving gear (A), table driving gear (B), table driving gear (C)
and table driving gear (D).
and table driving gear (D).
FIG.3
Turntable rotates clockwise (Refer to Operation of Turntable)
so that the table No. 1 is moved to the front of the door.
so that the table No. 1 is moved to the front of the door.
Turntable rotates clockwise. Address of the origin is detected by PH001 (FIG. 3)
and its number is detected by PH101 (FIG. 2-1). Then turntable is initialized.
and its number is detected by PH101 (FIG. 2-1). Then turntable is initialized.
Turntable rotates counterclockwise.
Disc is sensed of its presence by D005 and Q001.
Disc is sensed of its presence by D005 and Q001.
Initialization is completed.
Initialization starts
Unloading operation (front side)
Loading operation (rear side)
To Disk Playback
Turntable rotates counterclockwise by 180˚.
(Refer to Operation of Turntable.)
(Refer to Operation of Turntable.)
Press the FLIP button.
(When the both sided-DVD disc is played back)
(When the both sided-DVD disc is played back)
When the one-side only disc is
inserted upside down.
inserted upside down.
3-2. Operation of Turntable
3-3. Initialization Operation
3-4. Flip Operation
— 13 —
( FIG.2 )
( 2-1 )
( 2-2 )
( FIG.3 )
Table motor
driving gear
driving gear
Table motor
driving gear
driving gear
TS-151
board
board
Table driving
gear (D)
gear (D)
Table driving gear (D)
Table driving gear (C)
Table driving gear (C)
Table driving
gear (A)
gear (A)
Table driving
gear (B)
gear (B)
PH101
Turn table
Turn table
Turn table
D005
Q001
PH001
PH001
CK-97 board
CK-97 board
Table drive motor (MOTOR DC)
1
2
3
4
5
6
— 14 —
The portion
B
of the slider link moves as shown in
the arrow mark
1
around the boss of
A
as the pivot,
along with the cam groove inside the control gear (F).
At the same time when the BU holder moves, the chuck
holder assy moves as shown in the arrow mark
holder assy moves as shown in the arrow mark
5
around the portion
E
as the pivot, via the chuck driving
link that is fixed to the BU holder with screw.
The slider (U) that is connected by the portion
C
of the
slider link via the slider link, and the slider (B) that is
connected by the portion
connected by the portion
D
, move in the directions of
the arrow marks
2
and
3
respectively.
The BU holder moves in the direction
of the arrow mark
of the arrow mark
4
as it is interlocked
with the slider (B) and the slider (U).
FIG.4
FIG.5
FIG.6
FIG.7
Cam drive motor (dc motor) starts rotating.
Chucking is released.
Gear (A) (cam drive motor side) rotates in the direction of the arrow mark
1
.
The loading frame (F) assy and guide frame
(F) assy start moving upward along with the
cam groove outside the control gear (F) as
they are pushed by the force of the
extension spring. (arrow mark
(F) assy start moving upward along with the
cam groove outside the control gear (F) as
they are pushed by the force of the
extension spring. (arrow mark
1
)
At the same time, the disk stopper
(front side) is released (arrow mark
(front side) is released (arrow mark
2
).
C
The lower portion of a disc is pinched
by the groove at the tip of the loading
guide (F) and gets in contact with the
timing belt. (
by the groove at the tip of the loading
guide (F) and gets in contact with the
timing belt. (
1
)
Disc is supported by the three points
that are the tip of the loading guide (F),
the center guide and the portion
that are the tip of the loading guide (F),
the center guide and the portion
A
of
the door block assy. (arrow mark
2
)
The control gear (F) and control gear (R) start rotating in the direction
of the arrow mark
of the arrow mark
5
respectively (arrow marks
2
to
4
) via loading
gear (B) (dam drive motor side), chuck gear (C) and chuck gear (D).
3-5. Loading (Front side)
— 15 —
( FIG.4 )
Loading gear (B)
(Cam drive motor side)
(Cam drive motor side)
Loading gear (B)
(Cam drive motor side)
(Cam drive motor side)
Cam drive motor
(Motor DC)
(Motor DC)
Chuck
gear (C)
gear (C)
Chuck gear (C)
Chuck gear (D)
Chuck gear (D)
Control gear (F)
Control
gear (R)
gear (R)
Gear (A)
(Cam drive motor side)
(Cam drive motor side)
1
2
2
3
3
4
4
5
5
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