Epson AcuLaser C4000 User manual

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EPSON AcuLaser C4000 Quick Reference
Control Panel Operation
The control panel is made up of three
elements: a liquid crystal display (LCD)
panel, indicator lights, and buttons. The
LCD panel and indicator lights tell you the
currentstatusoftheprinter,andyoucanuse
the control panel buttons to make printer
settings, check consumable products, and
print status sheets. However, settings made
in your application and in the printer driver
usuallyoverridesettingsmadeatthecontrol
panel.
1 LCD panel: Displaysprinterstatus
messages and control
panel menu settings.
2, 3,
4, 5 Up/Enter/Down/ Back buttons: Use these buttons to access the control
panel menus, where
you can make printer
settings and check the
status of consumable
products. For
instructionsonhow to
use each button, see
“Using the control
panel buttons.”
7810
6
5
1
2
4
9
3
6 Job Cancel button: Press once to cancel
the current print job.
Press down for more
than two seconds to
deletealljobsfromthe
printer memory,
including jobs the
printer is currently
receiving, saving to
the Hard Disk Drive,
or printing.
7Start/Stop button: Switches the printer
between ready and
offline status.
Whentheerror lightis
flashing, pressing this
button clears the error
and switches the
printer to ready status.
8 Ready light: Onwhentheprinteris
ready, indicating that
the printer is ready to
receive and print data.
Whentheprinterisnot
ready, this light is off.
9 Error light: On or flashes when an
error has occurred.
10 Data light: On when print data is
stored in the print
buffer (the section of
printer memory
reserved for receiving
data) but not yet
printed.
Flashing when the
printer is processing
data.
Off when no data
remains in the print
buffer.

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EPSON AcuLaser C4000 Quick Reference
How to access the control panel
menus
Thissection explains howto access, use,and
exit the control panel menus. Refer to the
illustrations below for an overview of the
control panel button functions, and see the
steps later in this section for detailed
instructions.
For a complete description of the items and
settings available in the control panel
menus, see “Control Panel Menus” in the
Reference Guide.
Accessing the control panel menus
When the Readylight is on, pressing any of
the control panel buttons shown below
accesses the control panel menus.
* Press any button to access menus.
Using the control panel buttons
Once you have accessed the menus, the
control panel buttons function as shown
below.
1. Up/Down buttons: Scroll through menus,
items, and settings on
the current level.
2. Enter button: Advance to the next
level, carry out
indicated operations,
and activate settings.
3. Back button: Return to the previous
level.
4. Start/Stop button: Exit the control panel
menus from any level.
4
1
2
3

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EPSON AcuLaser C4000 Quick Reference
How to use the menus
1. Make sure the Ready light is on, then
press any of the buttons indicated above
to access the menus.
2. Usethe Upand Downbuttons
to scroll through the menus.
3. Press the Enter button to view the
items in a menu. Depending on the
menu, the LCD panel displays an item
and the current setting separated by an
asterisk (YYYY*ZZZZ), or only an item
(YYYY).
4. Usethe Upand Downbuttons
to scroll through the items, or press the
Back button to return to the
previous level.
5. Press the Enter button to carry out
the operation indicated by an item, such
as printing a status sheet or resetting the
printer; or to view the settings available
for an item, such as paper sizes or
emulation modes.
Usethe Upand Downbuttons
to scroll through available settings, and
press the Enter button to select a
setting and return to the previous level.
Press the Back button to return to
the previous level without changing the
setting.
Note:
You need to turn the printer off and then on
to activate some settings. For details, see
“Control Panel Menus” in the Reference
Guide.
6. Press the N Start/Stop button to exit the
control panel menus.

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EPSON AcuLaser C4000 Quick Reference
Status and Error Messages
This section contains a list of error messages
shown on the LCD panel, giving a brief
descriptionofeachmessageandsuggestions
for correcting the problem. Note that not
every message shown on the LCD panel
indicates a problem.
Calibrating Printer
The printer automatically calibrates itself
when any of its coversare opened and when
there is no paper jammed inside. This is not
an error message, and will clear itself within
one minute. While the printer displays this
message, do not open the covers or turn off
the printer.
Cancel All Print Job
The printer is canceling all print jobs in the
printermemory,includingjobstheprinteris
currently receiving or printing. This
message appears when the q Job Cancel
buttonhasbeenpresseddownformorethan
two seconds.
Cancel Print Job
Theprinteris cancelingthecurrentprintjob.
Thismessageappearswhentheq JobCancel
buttonhasbeenpressed andreleasedwithin
two seconds.
Can’t Print Duplex
The printer has encountered problems
during duplex printing. Make sure you are
using an appropriate type and size of paper
for the duplex unit. The problem could also
be a result of incorrect settings for the paper
source you are using. Pressing the N
Start/Stop button will print the rest of the
print job on only one side of the paper. Press
the q Job Cancel button to cancel the print
job.
Check Transparency
You have loaded media other than
transparencies when the Paper Type setting
in the printer driver is Transparency, or
transparencies are loaded when the Paper
Setting in the printer driver is not set to
Transparency. Paper is jammed at the MP
tray.
Remove the paper from the MP tray and
removethejammedpaperfromtheMPtray.
Open and close cover A to clear the message
ontheLCDpanel,thenreloadthepaper.The
printer resumes printing from the page that
jammed.
Check Paper Size
The paper size setting is different from the
size of paper loaded in the printer. Check to
seeifthecorrectsizeofpaperisloadedinthe
specified paper source.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
Check Paper Type
The media loaded in the printer does not
match the paper type setting in the printer
driver. Media that matches only the paper
size setting will be used for printing.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
C Toner Cart Out
See “XXXX Toner Cart Out.”

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EPSON AcuLaser C4000 Quick Reference
Clean Sensor
Open cover A and remove the transfer unit
temporarily. Wipe the transparent plastic
window at the back of the transfer unit with
a soft cloth, then reinstall the transfer unit.
Close cover A to clear this error.
If the error still remains, replace the transfer
unit with a new one.
Collate was disabled
Printing by specifying the number of copies
isno longerpossibleduetoalackofmemory
(RAM) or free disk space on the optional
Hard Disk Drive. If this error occurs, print
only one copy at a time.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
C Toner Low
See “XXXX Toner Low.”
C Toner Out
See “XXXX Toner Out.”
Duplex Mem Overflow
There is not enough memory for duplex
printing. The printer prints only onthe front
and ejects the paper. To clear this error,
follow the instructions below.
If Off is selected as the Auto Cont setting on
the control panel’s Setup Menu, press N
Start/Stop to print on the back of the next
sheet, or press the q Job Cancel button to
cancel the print job.
If On is selected as the Auto Cont setting on
the control panel’s Setup Menu, printing
continues automatically after a certain
period of time.
Face Down Full
The output tray is full of printouts, and the
printer has stopped printing. Remove the
printoutsfromtheoutputtray,andpressthe
NStart/Stop button to continue printing.
The output tray can hold up to 250 sheets.
Form Data Canceled
Unable to store form overlay data on the
printer’s optional Hard Disk Drive. Either
the drive is full, or the maximum number of
form overlay files has been reached. Delete
any form overlay files you no longer need,
then try storing the new overlay again.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
Form Feed
HolddowntheNStart/Stopbuttonformore
than two seconds when the printer is offline
to print the data that remains in the printer.
Format Error ROM A
An unformatted ROM module has been
inserted. If the ROM module has been
formatted, but is still unreadable, format it
again. If the ROM is still unreadable after
reformatting,take themoduletoyourdealer
for repair or replacement.
To clear this error, either press the N
Start/Stop button or turn off the printer and
remove the ROM module.

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EPSON AcuLaser C4000 Quick Reference
Hard Disk Full
TheoptionalHard Disk Driveisfullandyou
cannot save any data. Delete the
unnecessary data from the Hard Disk Drive.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
HDD Check
The printer is checking the Hard Disk Drive.
HDD Format ***%
The HDD is being formatted. The progress
of the format is shown as ***%.
Image Optimum
There is insufficient memory to print the
page at the specified print quality. The
printer automatically lowers the print
qualityso that it can continueprinting.If the
quality of the printout is not acceptable, try
simplifyingthepage by limitingthenumber
of graphics or reducing the number and size
of fonts.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
Turn the Image Optimum setting off on the
control panel’s Printing Menu if you do not
want the printer to automatically lower the
print quality to continue printing.
You may need to increase the amount of
printer memory to be able to print at the
desiredprintqualityforyourdocument.For
more information on adding memory, see
“Memory Modules” in the Reference Guide.
Install Fuser
There is no fuser unit installed or the fuser
unit is not installed properly. Turn off the
printer and install the fuser unit if it is not
installed.
Ifafuserunitisalreadyinstalled,turnoffthe
printer, open cover A, then open cover D.
Then close cover A and open cover B.
Remove the fuser unit, then reinstall it
properly. Close covers D and B. The error
clears automatically if the fuser unit is
properly installed.
Iftheerrorisnotcleared,thefuserunitisout
of order. Replace it with a new fuser unit.
Install LC1
Thepapertrayofthestandardpapercassette
is not installed, or not installed properly.
Install the paper cassette correctly to clear
this error.
Install LC2
The paper trays of the optional Large
Capacity Paper Unit are not installed, or not
installed properly. Install the paper trays
correctly to clear this error.
Install Photoconductor
There is no photoconductor unit installed or
the photoconductor unit is not installed
properly. Turn off the printer and install the
photoconductor unit if it is not installed.
Ifaphotoconductorunitisalreadyinstalled,
turn off the printer, open cover A, then open
cover D. Remove the photoconductor unit,
thenreinstallitproperly.ClosecoversDand
A. The error clears automatically if the
photoconductor unit is properly installed.

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EPSON AcuLaser C4000 Quick Reference
Install TransferUnit
There is no transfer unit installed or the
transfer unit is not installed properly. Turn
off the printer and install the transfer unit if
it is not installed.
If a transfer unit is already installed, turn off
the printer, open cover A, and remove the
transferunit.Thenreinstalltheunitproperly
and close cover A. The error clears
automatically if the transfer unit is properly
installed.
Invalid AUX I/F Card
The printer cannot communicate with the
installedoptionalinterfacecard.Turnoffthe
printer, remove the card, then reinstall it.
Invalid HDD
Either the optional Hard Disk Drive is
damaged or it cannot be used with this
printer. Turn off the printer and remove the
Hard Disk Drive.
Invalid IPDS
Turn off the printer and replace the IPDS
module.
Invalid PS3
An optional PostScript 3 ROM module that
cannot be used on this printer. Turn off the
printer and remove the module.
Invalid ROM A
The printer cannot read the installed
optional ROM module. Turn off the printer
and remove the ROM module.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
Jam XXX
Paper is jammed at the location indicated by
XXX.
If a paper jam occurs at two locations
simultaneously, both locations are
displayed. The following table shows the
possible variations of this message.
K Toner Cart Out
See “XXXX Toner Cart Out.”
K Toner Low
See “XXXX Toner Low.”
K Toner Out
See “XXXX Toner Out.”
Location Description
Jam AB Paper is jammed at the fuser unit. For
instructions on how to remove jammed
paper at the fuser unit, see “Jam AB
(covers A and B).”
Jam A Paper is jammed at cover A. For
instructions on how to remove jammed
paper at cover A, see “Jam A (cover
A).”
Jam AC Paperis jammedwhere itfeedsinto the
printer, or at the paper cassettes. For
instructions on clearing this type of
paper jam, see “Jam AC (cover A and
paper cassettes).”
Jam B Paper is jammed inside the duplex unit.
For instructions on clearing this type of
paper jam, see “Jam B (cover B).”
Jam
ABC Paperis jammedwhereit feedsinto the printer or at the paper cassettes, and
insidetheduplexunit.Forinstructionson
clearing this type of paper jam, see
“Jam ABC (cover A, paper cassettes
and cover B).”

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EPSON AcuLaser C4000 Quick Reference
Manual Feed xxx
The manual feed mode is specified for the
current print job. Make sure the paper size
indicated by xxx is loaded, then press the N
Start/Stop button.
For details on the manual feed mode, see
“Manually feeding paper” in the Reference
Guide.
Mem Overflow
The printer has insufficient memory to
execute the current task. Press the N
Start/Stop button on the control panel to
resume printing. Or press the q Job Cancel
buttontocanceltheprintjob.To preventthis
problemfromhappeningagain,decreasethe
printing resolution or add more memory to
your printer as described in “Memory
Modules” in the Reference Guide.
Menus Locked
This message appears if you try to change
the printer’s settings through the control
panel when the buttons are locked. You can
unlockthembyusingthe EPSON WinAssist
or WebAssist utility. Refer to the
Administrator’s Guide for information.
M Toner Cart Out
See “XXXX Toner Cart Out.”
M Toner Low
See “XXXX Toner Low.”
M Toner Out
See “XXXX Toner Out.”
Need Memory
The printer has insufficient memory to
complete the current print job. Cancel
printing by deleting it from the print queue
on your computer, or by pressing the q Job
Cancel button on the printer.
To clear this error message, select Clear
Warning from the control panel’s Reset
Menu. For instruction about accessing the
control panel menus, see “How to access the
control panel menus.”
To prevent this problem from happening
again, add more memory to your printer as
described in “Memory Modules” in the
Reference Guide.
Offline
The printer is not ready to print. Press the N
Start/Stop button.
Optional RAM Error
The read/write error occurs when the
printer is checking the optional memory
module in the memory slot S1. The access
speed of the memory module is too slow or
the memory module might be broken.
To clear this error, turn the printer off and
remove the optional memory module, then
turn the printer on.
Paper Out XXX YYY
There is no paper in the specified paper
source (XXX). Load paper of the indicated
size (YYY) into the paper source.

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EPSON AcuLaser C4000 Quick Reference
Paper Set XXX YYY
The paper loaded in the specified paper
source (XXX) does not match the required
paper size (YYY). Replace the loaded paper
with the correct size paper and press the N
Start/Stop button to resume printing. Or
press the q Job Cancel button to cancel the
print job.
If you press N Start/Stop button without
replacing the paper, the printer will print on
the loaded paper even though it does not
match the required size.
Printer Open
Cover A, cover B, cover D, or some
combination of these covers are open. To
clear this error, close all covers.
Print Overrun
The required time to process the print data
exceededtheprint engine speedbecause the
current page is too complex. Press the N
Start/Stop button to resume printing. Or
press the q Job Cancel button to cancel the
print job. If this message appears again,
select On as the Page Protect setting in the
control panel’s Setup Menu.
Ifyoucontinuetoreceivethismessagewhen
printing a particular page, try simplifying
the page by limiting the number of graphics
or reducing the number and size of fonts.
You can also add more memory to the
printer as described in “Memory Modules”
in the Reference Guide.
PS3 Hard Disk full
ThememoryallocatedforwritingPostScript
3 commands on the optional Hard Disk
Drive is full.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
RAM Check
The printer is checking the RAM.
Ready
Theprinterisreadytoreceivedataandprint.
Replace Photoconductor
Printing has stopped to avoid damage tothe
engine. Turn off the printer, then replace the
photoconductor unit with a new one. See
“Photoconductor Unit” in the Reference
Guide for instructions.
The error clears automatically after you
replace the unit and close all printer covers.
The photoconductor service life counter is
reset automatically.
Replace TransferUnit
The transfer unit has reached the end of its
servicelife.Turnofftheprinter,thenreplace
the transfer unit with a new one. See
“Transfer Unit” in the Reference Guide for
instructions.
The error clears automatically after you
replace the unit and close all printer covers.
The transfer unit service life counter is reset
automatically.

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EPSON AcuLaser C4000 Quick Reference
Reserve Job Canceled
The printer cannot store the data of your
printjob using theReserve Job function.The
maximum numberof printjobs stored in the
printer’s Hard Disk Drive has beenreached,
or the drive has no more memory available
to store a new job. To store a new print job,
delete a previously stored job. Also, if you
have any Confidential Jobs stored, printing
those jobs will make more memory
available.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
Reset
Theprinter’scurrent interfacehasbeenreset
and the buffer has been cleared. However,
other interfaces are still active and retain
their settings and data.
Reset All
All printer settings have been reset to the
default configuration, or to the last settings
that were saved.
Reset to Save
A control panel menu setting was changed
while the printer was printing. Press the N
Start/Stop button to clear this message. The
setting will become effective after printing
has finished.
ROM Check
The printer is checking the ROM.
Self Test
The printer is performing a quick internal
check.
Service Req xyyy
A controller error or a print engine error has
been detected. Turn off the printer. Wait at
least five seconds and then turn it back on. If
the error message still appears, write down
the error number listed on the LCD panel
(xyyy) and turn off the printer, unplug the
power cord, and contact a qualified service
representative.
Standby
The printer is in the standby mode. The
printer switches to the online mode
automatically when the printing data is sent
to the printer.
Unable Clear Error
The printer cannot clear an error message
because the error status still remains. Try
solving the problem again.
Worn Fuser
Thismessageindicatesthatthefuserunithas
reached the end of its service life. Printing
afterthismessageappearsisnotguaranteed.
Turn the printer off, then replace the fuser
unit with a new one. See “Fuser Unit” in the
Reference Guide for instructions.
The error clears automatically after you
replace the unit and close all printer covers.
Worn Photoconductor
This message indicates that the
photoconductor unit has reached the end of
its service life. Printing after this message
appears is not guaranteed. Turn the printer
off, then replace the photoconductor unit
with a new one. See “Photoconductor Unit”
in the Reference Guide for instructions. The
error clears automatically after you replace
the unit and close the printer covers.

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EPSON AcuLaser C4000 Quick Reference
Worn TransferUnit
This message warns you that the transfer
unitisneartheendofitsservicelife.Youcan
continue to print until the Replace
TransferUnit error message appears, but
early replacement is recommended to
maintain high print quality.
To clear this warning message and continue
printing, select Clear Warning from the
control panel’s Reset Menu. For instruction
aboutaccessing thecontrolpanelmenus,see
“How to access the control panel menus.”
Write Error ROM A/Write Error ROM P
This message indicates an internal error in
the printer. Reset the printer. If this error
persists, consult your dealer.
Wrong Photoconductor
An inappropriate photoconductor unit is
installed. Install only the photoconductor
unit listed in “Consumable products” in the
Reference Guide.
See “Photoconductor Unit” in the Reference
Guide for instructions on replacing the
photoconductor unit.
XXXX Toner Cart Out
The indicated toner cartridges are not
installed in the printer. (The letters C, M, Y,
or K appear in place of XXXX and indicate
thecolors Cyan,Magenta,Yellow,andBlack
respectively.)
Install the indicated cartridges. See “Toner
Cartridges” in the Reference Guide.
XXXX Toner Low
Theindicatedtonercartridgeshavelessthan
10% of toner remaining. (The letters C, M,Y,
or K appear in place of XXXX and indicate
thecolors Cyan,Magenta,Yellow,andBlack
respectively.)
You can continue to print until the XXXX
Toner Out error message appears. Waiting
until this message appears before replacing
the toner is recommended astoner may spill
during replacement if toner remains in the
cartridge. When printouts become faint, see
“TonerCartridges” in the ReferenceGuide for
instructions.
Note:
❏Do not replace the toner cartridge when the
XXXX Toner Low message appears. Toner
remaining in the toner cartridge may spill
out if you remove the toner cartridge to
replace it. Replace the toner cartridge when
the XXXX Toner Out message appears.
❏If you replace the toner cartridge before the
XXXX Toner Out message appears, it is not
detected as a new toner cartridge and the
XXXX Toner Low warning may not be
cleared.
To clear this error, select Clear Warning
from the control panel’s Reset Menu. For
instructionaboutaccessingthecontrolpanel
menus, see “How to access the control panel
menus.”
XXXX Toner Out
The indicated toner cartridges are out of
tonerandneed to be replaced. (ThelettersC,
M, Y, or K appear in place of XXXX and
indicate the colors Cyan, Magenta, Yellow,
and Black respectively.)
See“TonerCartridges”intheReferenceGuide
for instructions.

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EPSON AcuLaser C4000 Quick Reference
Y Toner Cart Out
See “XXXX Toner Cart Out.”
Y Toner Low
See “XXXX Toner Low.”
Y Toner Out
See “XXXX Toner Out.”

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EPSON AcuLaser C4000 Quick Reference
Printing and Deleting Reserve Job Data
Print jobs stored on the printer’s Hard Disk
Drive using the Re-Print Job, Verify Job, and
Stored Job options of the Reserve Job
function can be printed and deleted using
the control panel’s Quick Print Job Menu.
Jobssavedusingthe Confidential Job option
can be printed from the Confidential Job
Menu.Followtheinstructionsinthissection.
Using the Quick Print Job Menu
Followthesesteps to print ordelete Re-Print
Job, Verify Job, and Stored Job data.
1. MakesuretheLCDpaneldisplaysReady
or Standby, then press the Enter
buttontoaccessthecontrolpanelmenus.
2. Press the Down button repeatedly
until Quick Print Job Menu appears on
theLCD panel, thenpressthe Enter
button.
3. Usethe Downor Upbuttonto
scrolltotheappropriateusername,then
press the Enter button.
4. Usethe Downor Upbuttonto
scroll to the appropriate job name, then
press the Enter button.
5. To specify the number of copies you
want to print, press the Enter
button, then use the Down and
Up buttons to select the number of
copies.
To delete the print job without printing
any copies, press the Down button
to display Delete on the LCD panel.
6. Press the Enter button to start
printing or to delete the data.
Using the Confidential Job Menu
Follow these steps to print or delete
Confidential Job data.
1. MakesuretheLCDpaneldisplaysReady
or Standby, then press the Enter
buttontoaccessthecontrolpanelmenus.
2. Press the Down button repeatedly
until ConfidentialJobMenu appears on
theLCD panel, then pressthe Enter
button.
3. Usethe Down or Up button to
scrolltotheappropriateusername,then
press the Enter button.
4. Enteryour4-digitpasswordbyusingthe
correspondingbuttons, as shownbelow.
Note:
❏Passwords are always 4 digits.
❏Passwords consist of numbers from 1
through 4.
1
2
4
3

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EPSON AcuLaser C4000 Quick Reference
❏If no print jobs have been saved with the
password you entered, Password
Error appears briefly on the LCD panel
then the printer exits the control panel
menus. Confirm the password and try
again.
5. Usethe Downor Upbuttonto
scroll to the appropriate job name, then
press the Enter button.
6. To specify the number of copies you
want to print, press the Enter
button, then use the Down and
Up buttons to select the number of
copies.
To delete the print job without printing
any copies, press the Down button
to display Delete on the LCD panel.
7. Press the Enter button to start
printing or to delete the data.

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EPSON AcuLaser C4000 Quick Reference
Clearing Jammed Paper
When paper is jammed in the printer, the
printer’s LCD panel and EPSON Status
Monitor 3 display alert messages indicating
the location of the jam.
Read the general precautions below, then
find the title in this section that corresponds
to the alert message on your LCD panel and
follow the instructions to clear the jammed
paper.
Precautions for clearing jammed
paper
Besuretoobservethefollowingpointswhen
you clear jammed paper:
❏Do not forcibly remove jammed paper.
Torn paper can be difficult to remove
and might cause other paper jams. Pull
it gently in order to avoid tearing.
❏Remove jammed paper with both hands
to avoid tearing it.
❏Whenjammedpaperistornandremains
in the printer or when paper is jammed
in a place not mentioned in this section,
contact your dealer.
❏Make sure that the paper type that is
loaded is the same as the Paper Type
setting in the printer driver.
wWarning:
❏Be careful not to touch the fuser,
which is marked CAUTION HIGH
TEMPERATURE, or the surrounding
areas. If the printer has been in use,
the fuser and the surrounding areas
may be very hot.
❏Donotinsertyourhanddeepintothe
fuser unit as some components are
sharp and may cause injury.
Jam AB (covers A and B)
When there is paper jammed around the
fuser unit, the LCD panel displays the Jam
AB error message.
Follow these steps to clear the jammed
paper.
1. Press the latch on cover A and open the
cover.

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EPSON AcuLaser C4000 Quick Reference
2. Turn the inner green levers of the fuser
unit outward, and gently remove any
jammed paper with both hands.
Note:
If paper is torn, be sure to remove all torn
pieces.
3. Close cover A.
4. Press the latch on cover B and open the
cover.
5. Raise the outer green knobs to open the
paper path, and remove the jammed
paper.
6. Close cover B.
When the paper jam is cleared completely
and the covers are closed, printing resumes
from the page that jammed.

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EPSON AcuLaser C4000 Quick Reference
Jam A (cover A)
Follow these steps to clear paper jams at
cover A.
1. Press the latch on cover A and open the
cover.
2. Remove any jammed paper gently with
both hands.
3. Open cover D.
4. Grasp the handle of the photoconductor
unitfirmlyandremovetheunit fromthe
printer.

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EPSON AcuLaser C4000 Quick Reference
5. Remove any jammed paper.
6. Reinstall the photoconductor unit,
making sure the posts on the sides of the
unit slide into the slots.
7. Close covers D and A.
When the paper jam is cleared completely
and the covers are closed, printing resumes
from the page that jammed.
Jam AC (cover A and paper
cassettes)
When there is paper jammed at the place
where paper feeds into the printer, or in the
paper cassettes, the LCD panel displays the
Jam AC error message.
Follow these steps to clear the jammed
paper.
1. Remove the paper cassette from the
printeranddiscard any crumpled paper.

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EPSON AcuLaser C4000 Quick Reference
Note:
The illustration shows the standard paper
cassette.IftheoptionalLargeCapacityPaper
Unit is installed, check the unit’s paper
cassettes in the same way.
2. Gently remove any paper that has fed
part way into the printer.
Note:
Confirm that the jammed paper is not still deep
inside the printer.
3. Remove the stack of paper from the
cassette, tap it on a flat surface to even
the edges, then reinsert it into the paper
cassette. Be sure the paper is evenly
aligned and the top of the stack is below
the metal retaining clip and the
maximum paper mark.
4. Reinsert the paper cassette into the
printer.

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EPSON AcuLaser C4000 Quick Reference
5. Press the latch on cover A and open the
cover.
6. Remove any jammed paper gently with
both hands. Be careful not to tear the
jammed paper.
z
Note:
❏Always try to remove jammed paper
with both hands to avoid tearing it.
❏Ifpaperistorn,besuretoremovealltorn
pieces.
❏When a paper jam occurs repeatedly at
the paper cassettes (Jam AC or Jam
ABC), jammed or crumpled paper may
still be inside the paper cassettes.
Removethepapercassettes,thenremove
the black unit that is located on the top
part of the inside of the cassette slot, and
check whether any jammed paper is
there.
When the paper jam is cleared completely
andcoverAisclosed,printingresumesfrom
the page that jammed.