Envelope feeder The envelope feeder (EF) is optionally installed on Tray 1, front side of the product. It features envelope pickup and envelope feed to the product. Figure 1-36 Envelope feeder The envelope feeder driver controls the operational sequence of the envelope feeder and the serial communication with the DC controller of the product. The DC controller sends several commands to the envelope feeder driver at necessary timing. The envelope feeder driver drives the motor according to the commands. The envelope feeder driver responds the status information of the envelope feeder to the DC controller. The product supplies DC24V to the envelope feeder.
The DC3.3V for sensors and ICs is generated from the DC24V in the envelope feeder driver. Figure 1-37 Envelope feeder circuit diagram ENWW Envelope feeder 49 +24V DC controller Envelope feeder +3.3V +24V +3.3V M generation Motor circuit Sensor Envelope feeder driver DC controller +3 gene cir .3V ration cuit Component Description Motor M1800 Envelope pickup motor