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5
2.3 ELEVATION MOTOR
The following two operations are carried out using rotations of the elevation motor as a motive power.
a.Elevation operation
b.Load/eject roller rotation
a.Elevation operation
Where the ELEV O.K. state, the stair is slid by rotations of the elevation motor. The stair is in mesh with the
tray block and stage block. Therefore, the tray block and stage block move up and down in synchronous with
the stair sliding.
The tray block and stage block change their positions among the following 11 ones according to a change in
the stair position. The stair position is detected by the linear position sensor.
Stair position
Stage block
1
1F
2
1F
3
1F
4
1F
5
1F
6
1F
7
2F
8
3F
9
4F
0
5F
-
6F
When the stair is located at one of positions 1 to 6 the stage does not move up and down but stays at 1F. In
this case, the tray group moves up and down to select a disc. To load or eject a disc, the stair should be located
at one of those positions.
When the stair is located at one of positions 6 to - the tray group does not move up and down but stays at
1F. In this case, the stage moves up and down to select a disc. To play a disc, the stair should be located at one
of those positions.
5
6
Tray block
6F
5F
4F
3F
2F
1F
1F
1F
1F
1F
1F
CX-3168
6
7
7
8
A
B
C
D
E
F
29
8
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