Sanyo MCH-900F - Maintenance and Servicing; Troubleshooting and Repairs

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CD CHANGER MECHAN
DURING PLAY
SM OPERATION DESCRIPTION
Gear for initial opening operation and disc case storage
d
Locks and movement starts
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@’x2--1
OPEN
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Gear for opening operation
. At initial docking, the plate gear moves the tray, then movement is
continued by the opening gear.
c. LOADING TABLE MOVEMENT + “OPEN”
. As it moves, the loading table performs the following operations.
(1) [t removes the binder from the centering hold lever (322).
(2) It moves the cover plates (425, 427) so that the disc stopper (424) rises up and stabilizes the disc setting.
(3) It sets the OPEN/CLOSE switch (399) to the “OPEN ON” position.
d. LOADING TABLE MOVEMENT -+ “CLOSE”
. After putting the disc in place and pushing the loading table (431} with your hand, the OPEN/CLOSE switch
moves to the “OFF” position, the loading motor reverses, and the loading table begins to move, performing the
following operations.
(1) It lowers the disc stopper (424).
(2) When the disc sensors (345, 450) are triggered, the turntable starts up after operation (3), and the TOC is read.
(3) The loading table guide (355) disengages the loading table lock lever (430).
This undoes the link between the loading table and loading plate.
e. LOADING PLATE MOVEMENT + “CLOSE”
● The loading motor moves the “FREE’” loading plate toward the “CLOSE” position,
causing it to perform the following operations.
(1) [t inserts a CD into the disc case and moves the loading completed switch (314) to the “OFF” position.
(2) Hooks a and b on the loading plate clamp the CD.
(3) Press the POWER button to switch off the power supply and cancel the service mode.
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