Sony DVP-S7000 (serv.man3) Service Manual ▷ View online
- 27 -
- 28 -
Fig. 3-7
Fig. 3-6
Spindle motor
Spindle base
Loading motor
Belt
Cam gear
Tray
Tray driving gear
Press pulley
DVD optical pick-up
Drive gear
Rack unit
Tray close sensor
(PH001)
(PH001)
A
b
a
a
Loading motor
Belt
Cam gear
Loading pulley
Tray driving gear
A
A
DVD optical
pick-up
pick-up
Optical pick-up
block
block
Spindle motor
Spindle base
Drive gear
Tray close
sensor
(PH001)
sensor
(PH001)
Loading (midway)
gear
gear
- 29 -
- 30 -
4. PB
Press PB button ( ).
Spindle motor rotates in the direction of arrow mark.
Sled motor rotates in the direction of arrow mark.
Limiter gear ass'y rotates in the direction of arrow
mark through gear (S-A) and gear (S-B).
mark through gear (S-A) and gear (S-B).
Optical pick-up block moves in the direction of
arrow mark in the condition of playback.
arrow mark in the condition of playback.
Skew motor rotates with the movement
of optical pick-up block.
of optical pick-up block.
Skew cam rotates in the direction of arrow
mark through skew gear.
mark through skew gear.
When skew cam rotates, slide base is
tilted in the direction of arrow mark
centering around the fulcrum .
tilted in the direction of arrow mark
centering around the fulcrum .
The skew sensor detects the inclination
between the disc and DVD optical pick-up or
CD optical pick-up on the optical pick-up
block.
between the disc and DVD optical pick-up or
CD optical pick-up on the optical pick-up
block.
Skew motor stops.
* Arrow mark indicates the direction of NEXT.
indicates the direction of PREV.
* Skew motor is turned ON/OFF by skew sensor.
• The inclination between DVD optical pick-up or
CD optical pick-up on the optical pick-up block
and the disc is detected by the skew sensor,
and when it exceeds the allowable range, the
skew motor starts running.
and the disc is detected by the skew sensor,
and when it exceeds the allowable range, the
skew motor starts running.
Note : Skew servo
• In CD mode, skew servo is applied only once
at the first.
• In CD mode, skew servo is applied only once
at the first.
• In DVD mode, skew servo is always applied.
• The rotating direction of the skew motor varies
with the direction of inclination.
with the direction of inclination.
A
b
- 31 -
- 32 -
Fig. 4-3
Fig. 4-1
Fig. 4-2
Sled motor
Gear (S-A)
Gear (S-B)
Limiter gear
ass'y
ass'y
Optical pick-up
block
block
Rack gear
NEXT
PREV
A
A
Skew cam
Slide base
Skew sensor
DVD optical
pick-up
pick-up
CD optical
pick-up
pick-up
Spindle motor
Skew gear
Skew motor
Optical pick-up block
Gear (S-A)
Gear (S-B)
Limiter gear ass'y
Rack gear
Spindle motor
DVD optical pick-up
CD optical pick-up
Sled motor
Spindle motor
Slide base
Skew sensor
CD optical pick-up
DVD optical pick-up
A
b
A
Skew cam
Skew gear
Skew motor
- 33 -
- 34 -
Fig. 6-1
5. PB
PAUSE
The unit is set in PAUSE mode by performing the following operation during PB mode.
6. PB
STOP
Fig. 5-1
Sled motor
Spindle motor
Optical pick-up
block
block
Optical pick-up block
Gear (S-A)
Gear (S-B)
Limiter gear ass'y
Rack gear
Spindle motor
Sled motor
Press STOP button ( ).
Spindle motor stops.
Sled motor rotates in the direction of arrow mark.
Gear (S-A) and gear (S-B) rotate in the
direction of arrow mark.
direction of arrow mark.
Limiter gear ass'y rotates in the direction of arrow
mark.
mark.
Optical pick-up block moves in the direction of
arrow mark and reaches the inner surface of disc.
arrow mark and reaches the inner surface of disc.
Sled motor stops.
* When STOP button (
) is
pressed, the optical pick-up
block moves and reaches the
inner surface of disc.
block moves and reaches the
inner surface of disc.
Press PAUSE button ( ).
Spindle motor continues to rotate.
Sled motor stops.
Gear (S-A), gear (S-B) and limiter
gear ass'y stop rotating.
gear ass'y stop rotating.
Optical pick-up block stops moving.
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