Epson Stylus Pro 10000 Series, Service Manual

Page: 74 / 323

EPSON Stylus Pro 10000/10000CF Revision B
Operating Principles Printer Mechanism Components 74
etc.) and form kind. Doing the shutter control with the stepping control of the Shutter
motor, after the home position (full open) is detected with the shutter home sensor. The
suction ability is controlled by shutter and shutter motor duty.
Figure 2-11. Paper feed department 2/2
o
Shutter position
The shutter position is switched by the paper loading position as following;
o
Shutter motor
The shutter motors are consist of three DC blowers. Their duty are switched by the
paper loading position and printing condition as following;
Sub platen
Suction fan
Shutter device
Table 2-3. Shutter
Shutter Paper position
Closed Start print - 40mm printing from top of form
Half open 40mm - 100mm printing length
Full open
100mm printing from top of form - Paper cutting, Paper initial
loading
Table 2-4. Shutter motor duty
Shutter motor duty Condition
0% Waiting condition without below conditions
50%
P_REAR sensor senses the paper at paper loading by P_FRONT
sensor sensing.
80% P_FRONT sensor senses the paper at paper loading by printing.
100% Paper initial loading, Printing , Paper cutting