Epson Aculaser M4000N User Manual

							AcuLaser M4000 Series Users Guide
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Note:
Confirm that the jammed paper is not still deep inside the printer.
4. Reinsert the paper cassette.
5. Open cover A and then close cover A again.
Note:
After opening and closing cover A, the error message is cleared.
 
						

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Paper Jam DM (Duplex Unit’s cover)
When a paper jam occurs in the location shown in the illustration below, the Paper Jam DM 
message appears on the printer’s LCD panel.
Follow these steps to clear paper jams in the Duplex Unit’s cover.
1. Press the unlock button to unlock the hooks. Then open the cover of the Duplex Unit.
 
						

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2. Gently remove the jammed paper inside the cover. Be careful not to tear the paper.
Note:
❏If paper is torn, be sure to remove all torn parts.
❏When you cannot remove jammed paper by this procedure, open cover A or cover B and remove the 
jammed paper as described in “Paper Jam A B (Cover A or B)” on page 143.
3. Close the Duplex Unit’s cover.
Note:
When the error is not cleared after doing the procedure above, remove the Duplex Unit from the printer 
and check if the paper jam occurs at the opening on the lower part of the printer’s rear.
When the paper jam is cleared completely and the Duplex Unit’s cover is closed, the jammed 
page’s print data is automatically reprinted.
Paper Jam STK
When there is paper jammed in the Stacker, the LCD panel displays the Paper Jam STK message.
Follow these steps to clear the jammed paper.
 
						

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1. Open the stacker cover by pulling the tab at the top left of the cover.
2. Remove any paper you find jammed inside the Stacker as shown in the illustration below.
3. Close the Stacker cover.
 
						

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Printing a Status Sheet
To confirm the current status of the printer, and that the options are installed correctly, print a 
status sheet using the printer’s control panel or the printer driver.
To print a status sheet from the printer’s control panel, see “Printing a Status Sheet” on page 93.
To print a status sheet from the printer driver, for Windows, see “Printing a status sheet” on page 
173.
Operational Problems
The Ready light does not turn on
The printer does not print (Ready light off)
The Ready light is on but nothing prints
Cause What to do
The power cord may not be properly plugged into 
the electrical outlet.Turn off the printer, check the power cord connections 
between the printer and the electrical outlet, then turn the 
printer back on.
The electrical outlet may be controlled by an outside 
switch or an automatic timer.Make sure that the switch is turned on or plug another 
electrical device into the outlet to check whether the outlet is 
operating properly.
Cause What to do
The printer is offline. Press the Start/Stop button once to switch the printer to ready 
status.
Some error may have occurred.  Check the LCD panel to see if an error message appears.
Cause What to do
Your computer may not be properly connected to 
the printer.Perform the procedure illustrated in the Setup Guide.
The interface cable may not be plugged in securely. Check both ends of the interface cable between the printer 
and the computer.
 
						

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The optional product is not available
The remaining service life of the imaging cartridge is not updated (For 
Windows users only)
Printout Problems
The font cannot be printed
You may not be using the correct interface cable. If you are using the USB interface, use a Revision 2.0 cable.
Your application software is not properly set up for 
your printer.Make sure that the printer is selected in your application 
software.
Your computer system’s memory is too small to 
handle the volume of data in your document.Try reducing the image resolution of your document in the 
application software, or install more memory in your computer 
if you can.
Cause What to do
The printer does not recognize the optional product. Print a status sheet to see if the printer recognizes the optional 
product. If not, reinstall the optional product.
For Windows users, EPSON Status Monitor is not 
installed.For Windows users:
You have to install EPSON Status Monitor, or make settings 
manually in the printer driver. See “Making Optional Settings” 
on page 173.
Cause What to do
The interval between updating information for the 
consumables is too long.Press the Get Information Now button on the Consumable Info 
Settings dialog box. You can also change the interval for 
updating information about the consumables on the 
Consumable Info Settings dialog box.
Cause What to do
For Windows users, you may use the printer fonts 
substituted for specified TrueType fonts.In the printer driver, choose the Print TrueType fonts as bitmap 
check box in the Extended Settings dialog box.
The selected font is not supported by your printer. Make sure that you have installed the correct font. See the 
Font Guide for more information.
 
						

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Printout is garbled
Note:
If a status sheet does not print correctly, your printer may be damaged. Contact your dealer or a qualified 
service representative.
The printout position is not correct
Graphics do not print correctly
Cause What to do
The interface cable may not be plugged in securely. Make sure that both ends of the interface cable are plugged 
in securely.
You may not be using the correct interface cable. If you are using the USB interface, use a Revision 2.0 cable.
The emulation setting for the port may not be correct. Specify the emulation mode by using the printer’s control 
panel menus. See “Emulation Menu” on page 58.
Cause What to do
The page length and margins may be set incorrectly 
in your application.Make sure that you are using the correct page length and 
margin settings in your application.
The Paper Size setting may be incorrect. Make sure the correct paper size is set in the Tray Menu on the 
control panel.
MP Tray Size setting may be incorrect. When loading paper for which the size is not specified with 
Auto setting, specify the correct pap e r  s i z e  o n  t h e  M P  T r a y  S i z e  
setting in the Tray Menu on the control panel.
Cause What to do
The printer emulation setting in your application may 
be incorrect.Make sure that your application is set for the printer emulation 
you are using. For example, if you are using the ESC/Page 
mode, make sure that your application is set to use an 
ESC/Page printer.
You may need more memory. Graphics require large amounts of memory. Install an 
appropriate memory module. See “Memory Module” on 
page 106.
 
						

							AcuLaser M4000 Series Users Guide
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Transparencies are output blank from the MP tray
When there are errors while printing on transparencies, the Check Transparency error message is 
displayed on the LCD panel.
Remove the transparencies from the MP tray. Open and close the front cover. Confirm the paper 
type and size, and then load the correct type of transparencies.
Note:
❏When using transparencies, load them in the MP tray and set the Paper Type setting to Transparency 
in the printer driver.
❏When the Paper Type setting in the printer driver is set to Transparency, do not load any other type 
of paper except transparencies.
Print Quality Problems
The background is dark or dirty
White dots appear in the printout
Cause What to do
You may not be using the correct type of paper for 
your printer.If the surface of your paper is too rough, printed characters 
may appear distorted or broken. Smooth, high-quality copier 
paper is recommended for best results. See “Available paper 
types” on page 197 for information on choosing paper.
The paper path inside the printer may be dusty. Clean internal printer components by printing three pages 
with only one character per page.
The Density setting may be too dark. In the printer driver, click the Optional Settings tab in the 
Extended Settings dialog box, then lighten the Density setting.
Cause What to do
The paper path inside the printer may be dusty. Clean internal printer components by printing three pages 
with only one character per page.
 
						

							AcuLaser M4000 Series Users Guide
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Print quality or tone is uneven
Half-tone images print unevenly
Toner smudges
Cause What to do
Your paper may be moist or damp. Do not store paper in a humid or damp environment.
The imaging cartridge may be near the end of its 
service life.If the message on the LCD panel or in EPSON Status Monitor 
indicates that the imaging/toner cartridge is near the end of 
its service life, replace the imaging cartridge. See “Imaging 
Cartridge” on page 122.
For Windows users, you can also check the remaining service 
life of the imaging cartridge by looking at the Basic Settings 
tab in the printer driver.
Cause What to do
Your paper may be moist or damp. Do not store paper in a humid or damp environment. Be sure 
to use paper that is newly unwrapped.
The imaging cartridge may be near the end of its 
service life.If the message on the LCD panel or in EPSON Status Monitor 
indicates that the imaging/toner cartridge is near the end of 
its service life, replace the imaging cartridge. See “Imaging 
Cartridge” on page 122.
You can also check the remaining service life of the imaging 
cartridge by looking at the Basic Settings tab in the printer 
driver.
The gradation setting is too small when printing 
graphics.For Windows users, on the Basic Settings tab in the printer 
driver, click the Advanced tab and select the More Settings 
button. Then select the Halftoning.
The setting above can be set only when printing in black and 
white.
Cause What to do
Your paper may be moist or damp. Do not store your paper in a humid or damp environment.
You may not be using the correct type of paper for 
your printer.EPSON Color Laser Paper or smooth, high-quality copier paper 
is recommended for best results. See “Available paper types” 
on page 197 for information on choosing paper.
The paper path inside the printer may be dusty. Clean internal printer components by printing three pages 
with only one character per page.
 
						

							AcuLaser M4000 Series Users Guide
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Areas are missing in the printed image
Completely blank pages are output
Cause What to do
Your paper may be moist or damp. This printer is sensitive to moisture absorbed by the paper. The 
higher the moisture content in the paper, the lighter the 
printout. Do not store paper in a humid or damp environment.
You may not be using the correct type of paper for 
your printer.If the surface of your paper is too rough, printed characters 
may appear distorted or broken. Smooth, high-quality copier 
paper is recommended for best results. See “Available paper 
types” on page 197 for information on choosing paper.
Cause What to do
The printer may have loaded more than one sheet at 
a time.Remove the paper stack and fan it. Tap it on a flat surface to 
even the edges, then reload the paper.
The problem may be with your application or 
interface cable.Print out a status sheet. See “Printing a Status Sheet” on page 
155. If a blank page is ejected, the problem may be with the 
printer. Turn off the printer and contact your dealer.
The Paper Size setting may be incorrect. Make sure the correct paper size is set in the Tray Menu on the 
control panel.
MP Tray Size setting may be incorrect. When loading paper for which the size is not specified with 
Auto setting, specify the correct paper size on the 
MP Tray Size setting in the Tray Menu on the control panel.
The cartridge seal may not be pulled out of the 
imaging cartridge.Make sure that the cartridge seal has been pulled out 
completely. For details, see the instructions on the imaging 
cartridge package.
The imaging cartridge may be near the end of its 
service life.If the message on the LCD panel or in EPSON Status Monitor 
indicates that the imaging/toner cartridge is near the end of 
its service life, replace the imaging cartridge. See “Imaging 
Cartridge” on page 122.
For Windows users, you can also check the remaining service 
life of the imaging cartridge by looking at the Basic Settings 
tab in the printer driver.