Epson Stylus Pro 9000 - Print Engine - Paper Suction Fan

EPSON Stylus Pro 9000
Technical Overview 30
PAPER SUCTION FAN
The Paper Suction Fans are located behind the lower paper guide and suck air
through the holes in the guide. This keeps the paper from bulging as it feeds
through the printer and prevents ink smears. The table below relates fan speed
to various printer states and user actions.
Table 2-4. Fan Speeds
Fan speed User action Printer action Sensor state LCD message
Level 1 (low) User begins to load paper —
Rear Paper Sensor ON
Front Paper Sensor OFF
“Load Paper” if Paper
Release Lever UP
“Paper Out” if Paper Release
Lever DOWN
Level 2 (medium) User continues loading paper —
Rear Paper Sensor ON
Front Paper Sensor ON
“Load Paper” if Paper
Release Lever UP
“Press Pause Button” if Paper
Release Lever DOWN
Fan goes from
Level 3 (high) to
Off, and then
back to Level 3
(high) during
paper setting
sequence
User lowers Paper Release
Lever and presses Pause, or
user allows several seconds
to pass after lowering Paper
Release Lever and printer
automatically ends “Pause”
state
Printer sets paper
Depends on paper’s location
while being set
“Wait”
Off —
Paper loaded and
printer waiting for
print data
Rear Paper Sensor ON
Front Paper Sensor ON
“Ready”
Level 3 (high) User sends print data Printing
Depends on paper’s location
while printing
“Printing”