Epson AcuLaser CX21NF User Manual

Printing Problems301
Completely blank pages are output
The printed image is light or faint
You may not be using the correct type of 
paper for your product.If the surface of your paper is too rough, printed 
characters may appear distorted or broken. Epson 
special paper or smooth, high-quality copier paper is 
recommended for best results. See Available paper 
types on page 359 for information on choosing 
paper.
Cause What to do
The product may have loaded more than 
one sheet at a time.Remove the...

Printing Problems302
The non-printed side of the page is dirty
Memory Problems
Print quality decreased
Insufficient memory for current task
Insufficient memory to print all copies
There may be a problem with the 
photoconductor unit.Replace the photoconductor unit. See 
Photoconductor Unit on page 281.
The print head is dirty. See Cleaning the print head on page 288 and 
clean the print head.
Cause What to do
Toner may have spilled onto the paper feed 
path.Clean internal product components by printing...

Printing Problems303
Printing in the PostScript 3 Mode Problems
The problems listed in this section are those that you may encounter when printing with the 
PostScript driver. All procedural instructions refer to the PostScript printer driver.
The printer does not print correctly in the PostScript mode
The printer does not print
Cause What to do
The printer’s emulation mode setting is 
incorrect.The printer is set to the Auto mode by default, so that 
it can automatically determine the encoding used in...

Printing Problems304
The printer driver or printer that you need to use does not appear in 
the Printer Setup Utility (Mac OS 10.3.x and 10.4.x) or Print Center 
(Mac OS 10.2.x)
The font on the printout is different from that on the screen
The edges of texts and/or images are not smooth
The printer does not print normally via the USB interface
Cause What to do
The printer name has been changed. Ask the network administrator for details, then select 
the appropriate printer name.
The AppleTalk zone...

Printing Problems305
The printer does not print normally via the network interface
An undefined error occurs (Macintosh only)
For Windows users only
The Data Format setting in the printer’s 
Properties is not set to ASCII or TBCP.The printer cannot print binary data when it is 
connected to the computer via the USB interface. 
Make sure that the Data Format setting, which is 
accessed by clicking Advanced on the PostScript 
sheet of the printer’s Properties, is set to ASCII or 
TBCP.
If your computer is...

Printing Problems306
Printing in the PCL6/5 Mode Problems
The problems listed in this section are those that you may encounter when printing in the 
PCL6 mode. All procedural instructions, refer to the PCL6 printer driver.
The printer does not print
The printer does not print correctly in the PCL mode
The font on the printout is different from that on the screen
The edges of texts and/or images are not smooth
Cause What to do
The Print to file check box is selected in the 
Print dialog box.Clear the...

Printing Problems307
The RITech is set to Off. Access the printer driver, click the Print Quality tab, 
then select On for RITech from the drop-down list.
 

Scanning Problems308
Chapter 16 
Scanning Problems
Scanner Operational Problems
Problems you may have while using the product often involve the operation of your 
software and computer. Operation problems usually occur because of:
❏Incorrect setup of the interface
❏Incorrect setup of your computer or software
❏Incorrect operation of your software
See the Setup Guide to confirm that you have done the set up in the correct way. Also, see 
the documentation that comes with your computer and software for...

Scanning Problems309
Pressing the Start button does not start scanning.
Try one or more of the following solutions.
❏Make sure EPSON Scan is installed.
❏For Windows XP users:
Click the Events tab in your product’s Properties dialog box and make sure Take no 
action is not selected. Also, make sure the desired button is selected in the Select an 
event list box, and Start this program is selected.
❏For Windows Me, 98, and 2000 users:
Click the Events tab in your product’s Properties dialog box and make...

Scanning Problems310
Scanning Software Problems
Note:
Some Epson Scan settings may be unavailable or grayed out based on your scanner’s capabilities 
or the currently selected settings.
You Cannot Start Epson Scan
❏Make sure the scanner’s P On light is turned on.
❏Turn off your computer and scanner, then check the USB cable connection between 
them to make sure it is secure.
❏The scanner may not work properly when your computer is in standby mode 
(Windows), or sleep mode (Mac OS X). Restart Epson Scan...