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Everything fine: quick service, no glitch and above all a very good quality of the Pdf file. Thank you!
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The manual was complete, parts list, adjustment procedures, etc. No worries
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Very usefully, I could find the trouble clearly with that manual.
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Bon produit. Permet de corriger les couleurs et de redonnez un petit coup de jeune à vos vieilles vidéos. On regrettera juste le manque d'une prise s-vidéo.
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Quality scan of the actual service manual, just what I was looking for.
X92-4400-0x/4730-0x X92-4740-0x/4750-0x MECHANISM OPERATION EXPLANATION
â� Initial operation of the trigger slider
When the pressure of the disc rotates the trigger arm, the trigger arm (part of A position) pushed the trigger slider (part of B position).
Center of rotation
Boss
â� Operation of the loading slider
When the trigger slider begins to move out for arrow side, the boss part of the trigger slider will push the loading slider and will move the loading slider.
Boss
12cm Disc Disc A
Trigger arm A
Loading slider
Boss
B
Trigger slider
â� Operation of the trigger slider (contact with pinion gear)
When the trigger arm pushes the trigger slider and goes, the rack gear of the trigger slider will be contact with pinion gear that has already rotated. The trigger slider (lack gear) moved out synchronization of causes the pinion gear to rotate.
Trigger arm A
FLOW UNTIL DISC CHUCKING (Playback standby condition)
Operation modes: To play back to DISC it is required to perform flow of operations as shown below.
q Moving the disc clamper downwards so that it can clamp the disc during playback (disc chucking) w Moving the rollers that are in contact with the disc (Lowering the roller lever and stopped) e Float (suspend) the mechanism assy in order to protect it from external vibrations during disc playback
Contact with trigger slider (rack gear) and pinion gear
r Disc playback standby mode (series of completion of operation)
t Moving the optical pickup assy so that if can read the disc signals.
The movement of the loading slider activates these series of operations.
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