background image

repeating defects are not appearing, print the Print 
Quality Test Pages.

Printing the print defects guide

1

Touch the help icon (?).

2

Touch 

Print Defects Guide

.

Printing the print quality test 
pages

3

Turn the MFP off.

4

Hold down the number 2 and number 6 keys on 
the numeric pad.

5

Continue to hold the buttons, and turn the MFP 
on.

Hold the buttons for about 10 seconds while the 
MFP is powering up, then release the buttons. 
The MFP enters the Configuration menu.

6

Touch 

Print Quality Pages

.

7

Touch 

Exit Configuration Menu

.

The printer restarts and returns to the home 
page.

Solving print quality problems

Print is too light. 

The toner may be low. To utilize the remaining 
toner, remove the cartridge by gripping the 
handles with both hands. With the cartridge 
arrows pointing downward, firmly shake the 
print cartridge side-to-side and front-to-back 
several times to redistribute the toner. Reinstall 
the cartridge

Repeat this procedure multiple 

times until the print remains faded. When the 
print remains faded, replace the print cartridge.

Change the 

Toner Darkness

 setting in the 

Quality menu.

Change the 

Brightness

 setting in the Quality 

menu.

Change the 

Contrast

 setting in the Quality 

menu.

If you are printing on an uneven print surface, 
change the Paper Weight and Paper Texture 
settings in the Paper menu.

Verify the correct print media is being used.

Verify you are using the correct printer drivers.

Verify the environment is Class B.

Toner smears or print comes off 
the page

If you are printing on an uneven print surface, 
change the Paper Weight and Paper Texture 
settings in the Paper menu.

Verify the print media is within the printer 
specifications. See the 

User’s Guide 

for more 

details.

Toner appears on the back of the 
printed page

Toner is on the transfer roll. To help prevent this, do 
not load print media that is smaller than the page 
size of the job to be printed.

Open and close the printer top front cover to run the 
printer setup cycle and clean the transfer roll.

Toner fog or background shading 
appears on the page

Check the print cartridge to make sure it is 
installed correctly.

The 

Toner Darkness

 setting may be too dark. 

Change the 

Toner Darkness

 setting in the 

Quality Menu.

Verify the environment is Class B.

Replace the charge rolls.

Replace the print cartridge.

Entire page is white

Make sure the packaging material is removed 
from the print cartridge. 

Check the print cartridge to be sure it is installed 
correctly. 

The toner may be low. To utilize the remaining 
toner, remove the cartridge by gripping the 
handles with both hands. With the cartridge 
arrows pointing downward, firmly shake the 
print cartridge side-to-side and front-to-back 
several times to redistribute the toner. Reinstall 
the cartridge

Repeat this procedure multiple 

times until the print remains faded. When the 
print remains faded, replace the print cartridge.

Summary of Contents for 850e - X VE4 B/W Laser

Page 1: ...or Power Saver appears on the display before sending a job to print The specified output bin is full Remove the stack of paper from the output bin The specified tray is empty Load paper in the tray You are using the wrong printer driver or are printing to a file Verify you are using the printer driver associated with the printer If you are using a USB port make sure you are running Windows 98 Me W...

Page 2: ...option does not operate correctly after it is installed or if it quits working Turn the printer off wait for about 10 seconds and turn the printer on If this does not fix the problem unplug the printer and check the connection between the option and printer Print the menu settings page and check to see if the option is listed in the Installed Options list If the option is not listed reinstall it S...

Page 3: ... that may require service Turn the printer off wait about 10 seconds and then turn the printer on If the error recurs write down the error number the problem and a detailed description Call for service Solving paper feed problems Paper frequently jams You are using paper that does not meet the printer specifications Use recommended paper and other specialty media See the Card Stock Label Guide ava...

Page 4: ... print media is being used Verify you are using the correct printer drivers Verify the environment is Class B Toner smears or print comes off the page If you are printing on an uneven print surface change the Paper Weight and Paper Texture settings in the Paper menu Verify the print media is within the printer specifications See the User s Guide for more details Toner appears on the back of the pr...

Page 5: ... fonts are supported by the printer the host computer and the software application Verify the print media type and print tray type settings match Verify you are using the correct printer drivers Verify the environment is Class B Part or all of the page is printed in black Check the print cartridge to see if it is installed correctly The job prints but the top and side margins are incorrect Make su...

Page 6: ... Touch Options then under Content change the Color option to black and white Touch Options then under Content change the setting to Text Text characters do not look sharp when I scan a document to the network Touch Options then under Resolution increase the output resolution Touch Options then under Content change the setting to Text Black text is too light or disappearing Adjust the Darkness sett...

Reviews: