Mechanical Operations; Document Pick-Up Mechanism - Develop QC 2235 Plus Service Manual

Mechanical operations

4. Mechanical operations
4.1

Document pick-up mechanism

• The Document Pick-Up Section consists of the Document Stoppers, Pick-Up Rollers,
Take-Up Roller and Separation Roller, and this section is driven by the Take-Up Motor.
• The Pick-Up Rollers stay at their upper position during the standby state and are lowered
when taking-up an original.
• The Document Stoppers stay at their lower position during the standby state and retract
to their upper position when taking-up an original. The originals are separated and only
one sheet is taken-up by the Take-Up and Separation Rollers.
• A torque limiter is installed to the Separation Roller to provide the separating operation.
Take-Up Motor
(M1-DF)
Take-Up Roller
QC 2235plus Theory of Operation Ver.1.0 Mar. 2004
Empty Sensor (PC4-DF)
Document Stopper
Separation Roller
2-4
Pick-Up Rollers
Document Stopper