Sony DVP S530D Bedienungsanleitung PDF herunterladen (Seite 40)

Power ON Mechanical Sequence – DVD Disc

Operation Purpose

1. Power On button is pressed. IC202 retrieves start up pro

ram from Flash ROM IC205. After the

ICs are checked for basic communications

IC202 instructs Servo

IC701 to start the mechanical se

uence. The servo parameters are

stored in EEProm IC201.

2. Disc tra

is closed

(

if open

)

and placed into a

chucked position.

Clamps a disc on the spindle motor platform.

3. Sled moves the optical assembly to home position. Sled starting point.

4. Tilt Motor resets laser platform to mid position. Presets the laser beam perpendicular to the disc for max RF.

5. Sled moves outward quickly then slows down. Optical assembly is moving under the disc’s information area.

6. Laser is turned ON momentarily during focus search. Looks for a disc. Reflected light identifies a disc.

7. Focus search one time. Optical assembly lens moves up then down, counting the number of

disc layers.

8. Sled stops moving when a disc Is identified.

9. Spindle motor rotates. Rotates the disc.

10. Laser is turned ON a second time. To begin playback.

11. Focus search. Focuses on the first information layer on the disc.

12. Focus servo is turned ON. Maintains focus on the layer.

13. Tracking begins. Keeps the laser beam at the information track’s center.

14. Tilt motor servo starts. Maintains high RF level.

15. Disc PB begins. Display shows elapsed time. Playback verification.

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 91 92

Keine Kommentare

Sony DVP S530D Bedienungsanleitung Seite 40