Sony DVP-S7000 (serv.man3) Service Manual ▷ View online
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- 6 -
Fig. 2-1
Fig. 2-3
Fig. 2-2
Loading
(midway) gear
(midway) gear
Spindle base
Loading motor
Motor pulley
Belt
Cam gear
Drive gear
Loading pulley
Tray driving gear
Tray open
sensor switch
(S001)
sensor switch
(S001)
a
A
A
Spindle motor
Spindle base
Loading motor
Belt
Cam gear
Tray driving gear
Loading (midway)
gear
gear
Loading pulley
This portion touches
the cam gear, allowing
the spindle base to
move down by the cam
of cam gear.
the cam gear, allowing
the spindle base to
move down by the cam
of cam gear.
a
A
b
Tray
Loading motor
Cam gear
Tray driving gear
Loading (midway)
gear
gear
Loading pulley
Tray open sensor
switch (S001)
switch (S001)
Press pulley
Tray open sensor switch (S001) is set
to ON by the projection under the tray.
to ON by the projection under the tray.
a
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2) Tray IN
Fig. 2-4
Loading motor rotates in the direction of arrow mark.
Loading (midway) gear rotates in the direction of arrow
mark through belt and loading pulley.
mark through belt and loading pulley.
Tray driving gear rotates in the direction of arrow mark.
Tray meshed with tray driving gear is pulled in the
direction of arrow mark.
direction of arrow mark.
When tray is pulled in and reaches the given position, both
the tray driving gear and loading (midway) gear move in
the direction of arrow mark .
the tray driving gear and loading (midway) gear move in
the direction of arrow mark .
Drive gear rotates in the direction of arrow mark to rotate
cam gear in the direction of arrow mark.
cam gear in the direction of arrow mark.
Spindle base moves up in the direction of arrow mark
centering around the fulcrum .
centering around the fulcrum .
Disc is set between press pulley and spindle motor.
Tray close sensor (PH001) detects "tray close" , and
loading motor stops.
loading motor stops.
* Tray open sensor
switch (S001) OFF
switch (S001) OFF
* Disc is chucked.
a
b
A
Press open/close button.
Slightly push in the tray with hand.
Spindle base
Tray close
sensor
(PH001)
sensor
(PH001)
Loading motor
Belt
Cam gear
Drive gear
Loading pulley
Tray driving gear
a
A
A
Loading
(midway) gear
(midway) gear
Fig. 2-6
Fig. 2-5
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Spindle base
Loading motor
Belt
Cam gear
Drive gear
Tray driving gear
Loading (midway) gear
Loading pulley
This portion touches cam gear, allowing spindle
base to move up by the cam of cam gear.
base to move up by the cam of cam gear.
Tray close sensor
(PH001)
(PH001)
a
A
b
a
Spindle motor
Spindle base
Loading motor
Belt
Cam gear
Drive gear
Tray
Rack unit
Tray driving gear
Press pulley
This portion touches
cam gear.
cam gear.
A
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2-2. Operation of optical pick-up block with sled motor
Press PB button ( ).
Sled motor rotates in the direction of gray
arrow mark.
arrow mark.
Limiter gear ass'y rotates in the direction
of gray arrow mark through gear (S-A) and
gear (S-B).
of gray arrow mark through gear (S-A) and
gear (S-B).
Limiter gear ass'y is meshed with the rack
gear of optical pick-up block and optical
pick-up block moves in the direction of
gray arrow mark.
gear of optical pick-up block and optical
pick-up block moves in the direction of
gray arrow mark.
When optical pick-up block is moved and
reaches given position, and sled motor
stops.
reaches given position, and sled motor
stops.
* Sled motor detects FG.
* The gray arrow mark indicates the movement of optical
pick-up block from inner to outer surface of disc (NEXT).
pick-up block from inner to outer surface of disc (NEXT).
* The black arrow mark indicates reverse movement (PREV).
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