Epson WF-5690/4640/4630/5620/5190/5110 series Revision D
Confidential
Troubleshooting Troubleshooting Workflow 11
Fatal error
See "1.1.2Power-On Sequence
(p12)".
Maintenance box full
[Occurrence Condition]
This error occurs when
maintenance counter in
Maintenance Box exceeds the
specified value.
[Occurrence Timing]
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
[Remedy]
• Replace Maintenance Box
Ink end error
[Occurrence Condition]
This error occurs when ink in Ink
Cartridge is empty.
[Occurrence Timing]
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
• During printing
[Remedy]
• Replace Ink Cartridge
[Note]
If this error occurs during
printing, the paper will be ejected
automatically after the current
page is printed. If the error occurs
during face printing in the
automatic duplex printing, the
current page will be printed but
printing stops before reversing the
paper.
Ink cartridge detection error
[Occurrence Condition]
This error occurs when ink
cartridge data is incorrect or Ink
Cartridge is not recognized
correctly.
[Occurrence Timing]
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
• During printing
[Remedy]
• Remove and reinstall Ink
Cartridges
• Replace Ink Cartridge
• Replace CSIC terminal
• Replace CSIC Board
• Replace CSIC FFC
• Replace Main Board
No ink cartridge error
[Occurrence Condition]
This error occurs when Ink
Cartridge is not installed.
[Occurrence Timing]
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
• During printing
[Remedy]
• Install Ink Cartridge
Front cover open error
[Occurrence Condition]
This error occurs when Front
Cover is open.
[Occurrence Timing]
• At power-on
• During printing
[Remedy]
• Close Front Cover
• Replace Front Housing Assy
• Replace Cover Open Sensor
• Replace Main Board
Paper jam error
See "Paper jam error" which
occurs during nozzle check
pattern printing.
Paper jam error
[Occurrence Condition]
This error occurs when the top/
bottom of paper cannot be
detected by PE Sensor or PW
Sensor within the specified steps
even if the paper has been fed
correctly.
[Occurrence Timing]
• At power-on
• During feeding paper
• During ejecting paper
• During duplex printing
• When closing the Front Cover
[Remedy]
1 Press the “Start” button to eject
jammed paper.
• If succeeded
Print starts if there is printing
data.
• If failed
The paper jam error occurs
again.
2 If failed at Step 1, open the
Front Cover and remove the
Duplex Unit, and then remove
jammed paper.
3 Press the “Start” button again.
• If succeeded
Paper is fed if there is
printing data.
• If failed
The paper jam error occurs
again.
4 Check the following if failed in
Step 3.
• Foreign object
• Detached parts
• PE Sensor Lever
•PE Sensor
•PW Sensor
• Main Board
• Paper Stopper Assy
Paper out error
[Occurrence Condition]
This error occurs when the top of
paper cannot be detected by PE
Sensor within the specified steps
even if the paper has been fed
correctly. (No paper / paper
loading failed / paper is fed at
slant)
[Occurrence Timing]
• During feeding paper
[Remedy]
1 Set paper to 1st cassette or
Rear MP Tray, and press the
“Start” button.
2 If a paper stops before reaching
PE Sensor, remove it and
check the paper condition.
3 A) If paper has no damage, set
edge guide correctly after
setting paper in 1st cassette
or Rear MP Tray, and
perform Step 2 again.
B) If paper is damaged, check
for foreign materials /
detached parts / deformed
parts in the paper path.
4 If the problem is not solved by
3-A) & 3-B), check the
following.
• Foreign object
• Detached parts
• Movement of Trigger Lever
of Rear ASF
• Tension of ASF Timing Belt
• Surface condition of LD
Roller of Rear ASF, Pickup
Roller and paper feed rollers
in Duplex Unit
• PE Sensor Lever
•PE Sensor
• Main Board
•PF Motor
• Cassette Assy
• Paper Stopper Assy
Multi-feed error
*2
[Occurrence Condition]
This error occurs on the following
case.
• A paper is ejected without
printing during paper loading
operation.
• Actual paper length is longer
than theoretical one.
[Occurrence Timing]
• During feeding paper
• During loading paper
• During ejecting paper
[Remedy]
• Replace PE Sensor Lever
• Replace PE Sensor
• Replace PW Sensor
• Replace Main Board
• Perform the operation check
and replace Paper Stopper
Assy if necessary
Paper length mismatch error
for duplex printing
[Occurrence Condition]
This error occurs when actual
paper size is not matched to
theoretical one (both shorter and
longer).
[Occurrence Timing]
• During auto duplex printing
• During receiving FAX data
*3
[Remedy]
• Replace PE Sensor Lever
• Replace PE Sensor
• Replace PW Sensor
• Replace Main Board
No paper cassette error
[Occurrence Condition]
This error occurs when Cassette
Assy 1st cannot be detected. (The
error occurs to the Cassette Assy
2nd
*4
in the same way.)
[Occurrence Timing]
• During feeding paper
[Remedy]
• Check connection for Paper
Stopper Lever Sensor cable
• Replace Paper Stopper Lever
Sensor
No power
*1
[Presumable Cause]
• Damage to Power Supply Unit
• Damage to Main Board
[Remedy]
• Replace Power Supply Unit
• Replace Main Board
Printing failure
[Symptoms]
• Printing failure
• Contamination on paper
• Dot missing
• Paper is ejected without printing
[Presumable Cause]
• Incorrect setting for driver/
panel
• Contamination on CR Scale
• Contamination on Printhead
Cover
• Printhead failure
• Dot missing of Printhead
• Contamination on Cap or
Wiper of Ink System Unit
• Ink System Unit failure
• PG is narrow
• Damage on PE Sensor Lever
• Damage on PE Sensor
• Damage on APG related parts
of Carriage Assy
• APG Lever operation failure
• Connection failure between
Decompress Pump Tube and
Ink Supply Unit
• Twist or blockade of
Decompress Pump Tube
• Decompress Pump Unit
operation failure
• Ink Supply Unit operation failure
• Connection failure between
Ink Supply Tube and Printhead
[Remedy]
• Check driver or panel setting
• Replace CR Scale
• Clean Printhead Cover
• Perform cleaning
• Replace Ink Cartridge
• Replace Printhead
• Clean rubber part of Cap
• Replace Ink System Unit
• Adjust PG again
• Replace Printer Mechanism
• Replace PE Sensor Lever
• Replace PE Sensor
• Replace Carriage Assy
• Check the attachment
condition of APG Lever
• Check the condition of
Decompress Pump Tube
• Replace Decompress Pump Unit
• Replace Ink Supply Unit
• Check the condition of the joint
section of Ink Supply Tube
Paper feeding failure
[Presumable Cause]
• Use of 3rd party media
• Inappropriate position of edge
guide
• Foreign object
• Detached parts
• Contamination on LD Roller of
Rear ASF / Retard Roller
• Contamination on Pickup
Roller
• Contamination on paper feed
rollers in Duplex Unit
• Damage to Cassette Assy
• Rear ASF Timing Belt tension
failure
• Damage to Rear ASF Assy
[Remedy]
• Use EPSON-recommended
paper
• Set edge guide correctly
• Remove foreign material
• Re-install parts
• Replace Pickup Assy
• Replace Cassette Assy
• Replace Printer Mechanism
• Replace Rear ASF Assy
Abnormal noise
[Presumable Cause]
• Foreign object
• Insufficient grease
• Damage to gears
[Remedy]
• Remove foreign material
• Apply an appropriate amount
of grease
• Replace gears
Note *1: If the printer can turn on but turns off right away, the protection circuit may cut off the power due
to an error such as a circuit failure.
*2: Only for manual duplex printing
*3: WF-5690/4640/4630/5620 series only
*4: Installed on WF-4640 series, and option for WP-5690/4630/5620/5190/5110 series.
No maintenance box error
[Occurrence Condition]
This error occurs when
Maintenance Box is not installed.
[Occurrence Timing]
• At power-on
• When printing starts
• Cleaning
• When closing the Front Cover
[Remedy]
• Install Maintenance Box
Maintenance box CSIC error
[Occurrence Condition]
This error occurs when
Maintenance Box data is incorrect
or cannot be recognized correctly.
[Occurrence Timing]
•At power-on
• When printing starts
•Cleaning
• When closing the Front Cover
[Remedy]
• Remove and reinstall
Maintenance Box
• Replace Maintenance Box
• Replace CSIC terminal
• Replace Maintenance Box FFC
• Replace Main Board
21
Scanner failure
[Presumable Cause]
• Contamination on document
glass
• Contamination on Document
Pad
• CIS bonding failure
• CIS failure
• Damage to Scanner Motor
[Remedy]
• Clean document glass
• Clean Document Pad
• Replace Document Pad
• Replace CIS Unit
• Replace Scanner Motor
ADF failure
[Symptoms]
• Paper is not fed
• Multi-feed
• Paper jam
• Skewed document
[Presumable Cause]
• Deterioration of Pickup Roller
• Deterioration of ADF Pad
Assy
• Damage to gears
•Damage to ADF Motor
• Contamination on document
glass
• Foreign object
• Damage to ADF Cover Assy
• Deterioration of Paper Eject
Roller
• Damage to ADF Document
Sensor / ADF PE Sensor
[Remedy]
• Replace ADF Cover Assy
• Replace ADF Pad Assy
• Clean document glass
• Remove foreign material
• Replace ADF Unit
5 643
The power-on sequence
does not start (p10)
Error is indicated during power-on
sequence (p10)
Error is indicated during printing nozzle check pattern. (p10)
Problems related to print result or during printing (p10)
Scanning cannot be
performed
successfully (p10)
ADF does not
operate
normally (p10)
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