Problems On Spectroproofer - Epson Stylus Pro 4910 Service Manual

Large format color inkjet printers
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Epson Stylus Pro 4900/Epson Stylus Pro 4910

2.9 Problems on SpectroProofer

This section describes the possible trouble on abnormal SpectroProofer operations, their causes, and their remedies.
Symptom
SpectroProofer is not operating/recognized
Paper smeared with ink
TROUBLE SHOOTING
Table 2-7. Problems on SpectroProofer
Cause
Not connected to printer properly
Communication cable was connected
while the printer is ON
Paper guide unit is not attached
properly.
Backing not recognized
Full side front corner of Backing
damaged
Power/USB cable not connected to
SpectroProofer
Foreign object in the path of paper
pressing plate initialization.
CR drive mechanism or the paper
pressing plate is damaged
Ink on the paper pressing plate or
Backing is transferred to the paper
Problems on SpectroProofer
Check Item
Communication cable properly connected?
Mounter not completely fit to the printer because of a
foreign object?
Was communication cable connected while the printer is
OFF?
Paper guide unit properly attached?
Paper guide unit's rib for detection damaged? Paper
guide sensor detects whether Paper guide unit is
attached or not.
Backing attached properly?
Any troubles in Backing corner?
Power/USB cable not connected to SpectroProofer
Foreign object in the path of paper pressing plate
initialization.
Error message on the panel?
Check if the paper pressing plate or Backing is not dirty.
Check if the paper is set upside-down.
Revision A
Remedy
Turn the printer off. Re-insert the
communication cable and then turn on the
printer.
Take out any foreign objects and reattach the
mounter.
Turn the printer off. Re-insert the communication
cable and turn on the printer.
Re-attach the paper guide unit.
Replace the paper guide unit if damaged.
Check if Backing Sensor is active.
(See P.401)
Replace Backing if damaged.
Turn the printer off, and connect the cables
properly.
Remove any foreign objects.
If there is a message, refer to
Remedies for Error
Messages related to SpectroProofer (P.74)
Backing is dirty:
Wipe off the dirt with a soft dry cloth. If there
are any hard-to-remove stain, wipe with a cloth
damped with water and then wipe off remaining
liquid with a dry cloth.
Paper pressing plate is dirty:
Wipe off the dirt with a soft cloth damped with
diluted mild detergent, and then wipe off
remaining liquid with a dry cloth.
Re-set the paper.
Confidential
91

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