Sharp AR-6020V Service Manual page 119

7. Paper exit section
A. Mechanism relation diagram
Signal name Name
MM Main motor
POD Paper exit detector 1
ADUM Duplex motor
No. Name
1 Paper exit roller (drive)
2 Paper exit roller (idle)
3 Fusing rear roller (drive)
4 Fusing rear roller (idle)
5 Discharge Brush2
B. Paper exit operation
<S model>
The main motor (MM) drives the fusing rear roller (drive) and the
paper exit roller (drive). The paper exit roller along with pressure
from the paper exit idle rollers drive the paper into the paper exit
tray.
<D model>
The duplex motor (ADUM) drives the fusing rear roller (drive) and
the paper exit roller (drive). The paper exit roller along with pres-
sure from the paper exit idle rollers drive the paper into the paper
exit tray.
5
1
2
4
Drives the most of the driving parts except the duplex section, the toner section and the scanner
sections.
Detects paper pass in the paper exit section. Detects a paper jam.
Drives the rear fusing roller and the paper exit roller with the duplex model.
To exit paper onto the exit tray and perform switch back operations when in duplex mode.
To apply pressure to a paper with the paper exit roller (Drive), to give a feeding force of the exit roller to
a paper.
Transport the paper from the fusing unit to the paper exit unit.
To apply pressure to a paper with the paper exit roller (Drive), to give a feeding force of the exit roller to
a paper.
To discharge static generated in the paper exit section.
AR-6020V OPERATIONAL DESCRIPTIONS 11 – 12
POD
3
Function and operation
Function and operation
C. Switchback operation
In duplex mode, POSD (on the fusing unit) detects the rear edge of
the paper from the fuser section. After a specific amount of time,
the duplex motor (ADUM) is reversed and the paper exit roller and
the fusing rear roller are reversed in the direction of the switch
back.
MM
ADUM