Turnover Mechanism (Two-Sided Mode) - Develop QC 2235 Plus Service Manual

QC 2235plus Theory of Operation Ver.1.0 Mar. 2004
4.4

Turnover mechanism (two-sided mode)

• In the Double-Sided Mode, an original which has its 1st side scanned is turned-over and
then transported to the scan position again for the 2nd side scanning.
A. Turnover operation flow
Exit Motor: Forward Rotation
↓
Transport Motor: Forward Rotation
↓
Turnover Solenoid: ON (Switching of paper path in turnover section)
↓
Turnover Sensor: ON
↓
Transport Motor: OFF
↓
Exit Motor: OFF
↓
Transport Motor: Backward Rotation
↓
Exit Motor: Forward Rotation
↓
Starts the original transportation to its scan position
↓
Turnover Sensor: OFF
↓
Turnover Solenoid: OFF
↓
Exit Motor: OFF
↓
Transport Motor: OFF
Exit Motor (M3-DF)
2-9
Mechanical operations
Turnover Gate
Turnover Solenoid
(SL1-DF)
Turnover Solenoid
(SL1-DF)