Traymecha Timing Chart - Sharp DV-500D Technical Manual

DVD-Series

6. TRAYMECHA Timing Chart

TRAYMECHA Timing Chart (1)
Condition of working
Working Mode
SW2B
SW2A
LOAD ( + )
LOAD ( – )
*1. Active point of SW2B by manual insert
*2. Recognition point of SW2B"H" (Starting point of loading)
*3. Recognition time of SW2A"L"
*4. 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, reverse 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.)
*5. Waiting time before moving to the next mode.
TRAYMECHA Timing Chart (2)
Condition of working
Working Mode
SW2B
SW2A
LOAD ( + )
LOAD ( – )
*1. Point of loading to start with key operation
*2. Active point of SW2B
*3. Recognition time of SW2B"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, reverse 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.
When Tray 1 is manually inserted
Tray 1 Open _ Tray 1 Close
∗ 1 ∗ 2
6ms
min.
14ms
6ms
When Tray 1 is manually inserted
Tray 1 Open _ Tray 1 Close
∗ 1 ∗ 2
∗ 3
1200ms
∗ 4
14ms
6ms
32
∗ 3
∗ 4 ∗ 5
150ms
100ms
∗ 5 ∗ 6 ∗ 7
150ms
100ms