2-4
2.3 Structure
The standard printer without options has the following structure, shown in Figure 2.2. The main power supply and
fuser unit differ with AC input voltage (120 or 230 VAC).
LD unit
Print unit Second
eject roller

Multi-function

feeder (MFF)

Stacker-full
sensor
Resist roller
Toner sensor
Discharge
LED
Fuser unit
Face-up
stacker
Paper tray 2
(Paper tray 3)
Duplex unit
(Paper tray 1)
Paper tray 1
(Paper tray 2)
Transfer
roller
Paper tray 3
(Paper tray 4)
Pick roller
: Paper path

Figure 2.2 Structure (with duplex unit + paper trays 1 to 3)

Resist sensor
PE sensor
(Pick roller)
Feed roller
Resist sensor
PE sensor
Pick roller
Feed roller
Face-down
stacker
Eject sensor
First eject sensor
Duplex sensor
Power supply unit