Ricoh D3EW - Page 136

2.Detailed Descriptions
132
*Air
Shutter Name
Shutter State
1: Float/separation Air
Float/separation Fan Shutter
Open
2: Side Air
None
Open
3: Return Air
Return Fan Shutter
Closed
4: Suction Air
Suction Fan Shutter
Open
*The numbers in this column refer to the numbers in the diagram above.
2. Feed starts
After feed starts, the float/separation fan shutter and side fan shutter are closed, and the return fan
shutter is open. The suction fan shutter is also open, to hold the top sheet of paper against the belt.
After 60 msec of suction, the feed belt starts to move.
*Air
Shutter Name
Shutter State
1: Float/separation Air
Float/separation Fan Shutter
Closed
2: Side Air
None
Open
3: Return Air
Return Fan Shutter
Open
4: Suction Air
Suction Fan Shutter
Open
*The numbers in this column refer to the numbers in the diagram above.
3. Shutter open timing count starts
The feed sensor [A] turns on and the feed belt [B] stops. Then the suction fan shutter is closed.