Epson WF-C5790 Service Manual page 556

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a
Adjustment name
Head Cleaning
Ink Eject
Ink Charge
Temperature and
Humidity Sensor Check
Maintenance
Touch Panel
confirmation
CR Unlock
Preparation for
shipment
Final check pattern print
Adjustment
Purpose
inspection paper /feed tray
Paper type: Plain paper
Run this cleaning when dots missing
is observed on an adjustment pattern Size: A4
printed by the adjustment program.
Paper source: Paper cassette (1)
Discharges the ink inside the ink
supply path when removing the
printhead and ink supply path.
Fill the print head and ink channels
with ink to enable printing.
Check that the temperature and
humidity sensors are operating
normally.
Check that optical touch panel LED
levels are within standards.
Unlock the CR Unit.
After repairs, reset the error history,
and as necessary select cleaning
when the printer is next turned on.
Paper type: Plain paper, Photo
matte paper
Use this to check if the all
adjustments have been properly Size:A4
made.
Paper source: Paper cassette (1)
Adjustment and Inspection Overview
Adjustment /
Adjustment procedure overview
Perform a head cleaning using the adjustment program, and
print a nozzle check pattern to see if all the nozzles fire ink
properly.
Select "Ink Eject" from the Adjustment Program menu and
-
execute it.
Select "Ink Charge" from the Adjustment Program menu and
-
execute it.
Select Temperature and Humidity Sensor Check" from the
Adjustment Program and execute the item, and then determine
-
whether or not the sensor operation is normal or abnormal
based on the displayed temperature and humidity information.
Select "Touch Panel confirmation" from the Adjustment
-
Program menu and execute it.
Select "CR Unlock" from the Adjustment Program menu and
-
execute it.
Select "Preparation for shipment" from the Adjustment
-
Program menu and execute it.
Select "Final check pattern print" from the Adjustment
Program menu and execute it.
Rear ASF Assy
Revision A
Tools
Reference
Adjustment
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Program
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Program
556
Confidential