G Carrier Unit (a movable optics system under the flatbed glass, used to copy the front side of ADF jobs and flatbed jobs) • Charge Coupled Device (CCD)/Optics convert reflected light to electronic signals. Also includes mirrors and lenses to point the reflected light. • The Carrier Unit Lamp illuminates the original document. • The Lamp Inverter PCA controls and provides power to the Flatbed Motor Unit with Belt. • The Flatbed Motor Unit drives the Carrier Unit back and forth under the flatbed glass.
G Front Panel (LC touch screen and keypad interface) G Home Position Sensor (detects obstruction of Carrier Unit, a bad Flatbed Motor or Belt) G Junction PCA (a pass-through connection from the Control PCA to the Carrier Unit, Flatbed Motor Unit, Front Panel, and Home Position Sensor) Function and Layout of the Copy Processor Figure 5-31 Copy Processor and key components 240 Chapter 5 Functional Overview C4265-90907