DV-560H. DV560H Technical Manual - Sharp DVD Service Manual (repair manual). Page 37

Condition of working

When PICKMECHA is moving from the Tray 1 to the Tray 2 side

Working Mode

Tray 2 Close 

_

 PICKMECHA moves from the Tray 1 to the Tray 2 side

SW1A

SW2A

LOAD ( + )

LOAD ( – )

*1. Point where PICKMECHA starts to move
*2. Active point of SW1A
*3. Recognition time of SW1A”H”
*4. Switching point from high-speed mode to low-speed mode.
*5. Recognition time of SW2A”L”
*6. Short break time for loading motor (During this time, 100mS period after 50mS passes, overrun check for motor stop

position is performed.  If SW2A turns to “H” during this time, forward pulse drive is operated.  When SW2A turns to “L”
again, it goes back to Break Mode.  This action will be repeated a maximum of 3 times.)

*7.Waiting time before moving to the next mode.

Condition of working

When PICKMECHA is moving from the Tray 2 to the Tray 1 side

Working Mode

Tray 1 Close 

_

 PICKMECHA moves from the Tray 2 to the Tray 1 side

SW1A

SW2A

LOAD ( + )

LOAD ( – )

*1. Point of unloading to start
*2. Active point of SW2A
*3. Recognition time of SW2A”H”
*4. Switching point from high-speed mode to low-speed mode.
*5. Recognition time of SW1A”L”
*6. Short break time for loading motor (During this time, 100mS period after 50mS passes, overrun check for motor stop

position is performed.  If SW1A turns to “H” during this time, reverse pulse drive is operated.  When SW1A turns to “L”
again, it goes back to Break Mode.  This action will be repeated a maximum of 3 times.)

*7. Waiting time before moving to the next mode.

∗ 

4

150ms

100ms

6ms

∗ 

5

∗ 

6

∗ 

7

∗ 

3

∗

 1

∗ 

2

1200ms

14ms

∗ 

4

100ms

150ms

14ms

1200ms

6ms

∗ 

5

∗ 

6

∗ 

7

∗ 

3

∗ 

1

∗ 

2