Troubleshooting Duplex Unit Problems - Epson Artisan 810 Service Manual

Epson Artisan 810/835/837/710/725/730/Epson Stylus Photo PX810FW/TX810FW/PX820FWD/TX820FWD/PX830FWD/PX710W/TX710W/PX720WD/TX720WD/PX730WD/TX730WD

3.5 Troubleshooting Duplex Unit Problems

This section provides troubleshooting information on the duplex unit. Find the problem
you face in Table 3-26, and troubleshoot the problem referring to the descriptions
given in the "Possible Cause" and "Remedy".
Problems and reference table
Table 3-26. Duplex Unit Problems & Reference Table
Error Message
Duplex unit open error
Duplex unit paper jam error
Duplex unit open error
Table 3-27. Duplex unit open error
Symptom Possible Cause
1. The duplex unit is not
installed correctly.
2. Duplex unit sensor failure/
The duplex unit open wrong connection
error occurs when
duplex printing is
started.
The duplex unit open 1. The duplex unit is not
error occurs when installed correctly.
duplex printing is
started after recovering
from a duplex unit paper
jam error.
TROUBLESHOOTING
Problem
The duplex unit cannot be detected
when it is working.
A paper jam error occurred in the
duplex unit.
Remedy
Install the duplex unit correctly.
Check if the duplex unit sensor
is correctly connected. If not,
replace the Printer Mechanism
with a new one.
Check if the duplex unit sensor
is damaged. If so, replace the
Printer Mechanism with a new
one.
Install the duplex unit correctly.
(The duplex printing is
resumed from the next page)
Cancel the duplex print job.
Troubleshooting Duplex Unit Problems
Duplex unit paper jam error
Symptom
Reference
Table 3-27
(p.85)
The duplex unit paper
Table 3-28
jam error occurs when
(p.85)
duplex printing is
started.
Note : If any of the above remedies cannot solve the problem, replace the duplex unit with a
new one.
Table 3-28. Duplex unit paper jam error
Possible Cause
1. A paper jam occurred in the Remove the duplex unit (open
duplex unit. the cover if necessary), and
remove the paper. Leave the
2. A paper jam occurred in the
printer ON during the work.
duplex unit or the printer
Then reinstall the unit. (The
failed to detect the duplex
duplex printing is resumed
unit while reversing the
from the next page)
paper for printing on its
backside.
Cancel the duplex print job, and
remove the duplex unit (open
the cover if necessary), and
remove the paper.
3. PE sensor failure/wrong Check if the PE sensor is
connection correctly connected. If not,
connect it correctly.
(See
Check if the PE sensor is
damaged. If so, replace the
Printer Mechanism with a new
one. (See
Revision G
Remedy
Table 3-2.)
Table 3-2.)
85
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