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Lexmark X852 User's Guide - Page 145

Solving print quality problems, Problem, Action

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Troubleshooting Solving print quality problems The information in the following table may help you solve print quality problems. If these suggestions still do not correct the problem, call for service. You may have an MFP part that requires adjustment or replacement. Problem Action 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 toner 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 toner 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 MFP drivers. • Verify the environment is 16 to 32 degrees C (60 to 90o F). 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 MFP specifications. See Understanding paper and specialty media guidelines 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 MFP top front cover to run the MFP setup cycle and clean the transfer roll. Toner fog or background • Check the toner cartridge to make sure it is installed correctly. shading appears on the page. • 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 toner cartridge. Solving print quality problems 144

Section	Page
Contents	4
Learning about the MFP	8
Identifying the MFP	8
Using the scanner	8
Basic functions of the scanner	8
Automatic document feeder and flatbed	9
Configured models	10
Understanding the MFP control panel	11
Home screen and home screen buttons	14
Using the LCD touch-screen buttons	17
Sample screen one	17
Information on touch-screen buttons	17
Sample screen two	19
Information on touch-screen buttons	19
Other touch-screen buttons	20
Features	22
Menus	23
Copying	24
Quick copy	24
Multiple page copying	24
Using the flatbed	25
Copy screens and options	25
Copying from one size to another	26
Making transparencies	27
Copying to letterhead	27
Copying photographs	27
Making copies using media from a selected tray	28
Copying mixed-sized media	28
Setting the duplex option	28
Reducing and enlarging copies	29
Adjusting copy quality	29
Setting collation options	29
Placing separator sheets between copies	30
Setting paper saving options	30
Placing the date and time at the top of each page	30
Placing an overlay message on each page	31
Creating a custom job (job build)	31
Canceling a copy job	32
While the document is in the ADF	32
While copying pages using the flatbed	32
When the pages are being printed	32
Copy tips	32
E-mail	33
Entering an e-mail address	33
Using a shortcut number	33
Using the address book	34
E-mailing to a profile	34
Adding e-mail subject and message information	34
Changing the output file type	35
E-mailing color documents	35
Creating an e-mail shortcut	35
From a computer	35
From the MFP	36
Creating an e-mail profile	36
Canceling an e-mail	36
E-mail options	36
E-mail server setup	38
Address book setup	38
Faxing	39
Sending a fax	39
Using fax destination shortcuts	40
Using the address book	40
Sending faxes from a computer	40
Creating shortcuts	41
From a computer	41
From the MFP	41
Fax options	42
Changing the fax resolution	43
Adjusting the Darkness setting	43
Sending a fax at a later time	43
Canceling an outgoing fax	44
Fax tips	44
Fax setup	45
FTP	47
Entering the FTP address	47
Using a shortcut number	47
Using the address book	47
Creating shortcuts	48
From a computer	48
From the MFP	48
FTP options	49
FTP tips	50
Scanning to a PC or USB flash memory device	51
Create a scan to PC profile	51
Understanding scan to PC options	52
Scanning to a USB flash memory device	53
Scanning tips	53
Printing	54
Sending a job to print	54
Printing from a USB flash memory device	54
Canceling a print job	56
Canceling a job from the MFP control panel	56
Canceling a job from a computer running Windows	56
Canceling a job from a Macintosh computer	57
Printing the menu settings page	57
Printing a network setup page	57
Printing a font sample list	57
Printing a directory list	58
Printing confidential and held jobs	58
Printing a confidential job	58
Printing and deleting held jobs	59
Printing on specialty media	61
Loading standard or optional 500-sheet trays	62
Setting the Paper Type and Paper Size	65
Loading the multipurpose feeder	66
Loading the 2000-sheet dual input trays	69
Loading the 2000-sheet high capacity feeder	70
Loading Letter or A4 size print media in the short-edge feed orientation	72
Setting up trays with different orientations	72
Linking trays	73
Identifying and linking output bins	74
Understanding paper and specialty media guidelines	75
Supported print media	75
Selecting print media	82
Paper	82
Transparencies	85
Envelopes	85
Labels	86
Card stock	87
Storing print media	87
Avoiding jams	87
Installing options	89
Accessing the MFP system board	90
Installing a printer memory card	92
Installing a flash memory or firmware card	93
Installing an optioncard	94
Replacing the access panel	95
Maintaining the MFP	96
Storing supplies	96
Determining the status of supplies	97
Conserving supplies	98
Ordering supplies	98
Ordering a toner cartridge or photoconductor	98
Maintenance kit	98
Ordering staple cartridges	99
Cleaning the flatbed and backing material	100
Clearing jams	101
Identifying jams	101
Access doors and trays	102
Understanding jam numbers	103
Clearing jams	103
250 Jam	103
24x Jams	104
200–202 Jams	108
203 Jam	109
230 Jam	111
231 Jam	114
Clearing Area B	116
Clearing Area C	119
280-288 Jams	121
Clearing staple jams	123
289 Jam	123
Clearing ADF Jams	125
290, 291, 292, and 294 Jams	125
293 Jam	126
Administrative support	127
Adjusting control panel brightness	127
Brightness	127
Restoring factory default settings	127
Adjusting screen timeout	128
Adjusting Power Saver	128
Configuring the MFP	128
Setting Password Protect for the menus	128
Restricting Function Access	129
Preventing access to the menus from the control panel	129
Disabling the Driver to Fax menu item	129
Setting the Device Lockout personal identification number (PIN)	130
Setting a password before printing received faxes	130
Releasing held faxes for printing	130
Setting security using the Embedded Web Server (EWS)	131
Using the secure EWS	131
Supporting SNMPv3 (Simple Network Management Protocol version 3)	131
Supporting IPSec (Internet Protocol Security)	132
Disabling ports and protocols	133
Using 802.1x Authentication	133
Confidential Print Setup	134
Encrypting the hard disk	134
Hard disk wiping	135
Using the restricted server list function	136
Troubleshooting	137
Understanding MFP messages	137
Online technical support	137
Checking an unresponsive MFP	137
Printing multiple language PDFs	137
Solving printing problems	138
Solving copy quality problems	140
Solving scan quality problems	140
Solving fax quality problems	141
Solving option problems	141
Solving 2000-sheet drawer problems	142
Solving paper feed problems	143
Print quality troubleshooting	144
Printing the print defects guide	144
Printing the print quality test pages	144
Solving print quality problems	145
Conventions	149
Electronic emission notices	149
Part 68	153
Other telecommunications notices	154
Notice to users of the Canadian telephone network	154
Notice to users of the New Zealand telephone network	154
South Africa telecommunications notice	155
Using this product in Germany	155
Using this product in Switzerland	155
Noise emission levels	155
Waste from Electrical and Electronic Equipment (WEEE) directive	156
Laser advisory label	157
LUOKAN 1 LASERLAITE	157

Match case Limit results 1 per page

Solving print quality problems

144

Troubleshooting

Solving print quality problems

The information in the following table may help you solve print quality problems. If these suggestions still do not correct the

problem, call for service. You may have an MFP part that requires adjustment or replacement.

Problem

Action

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 toner 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 toner 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 MFP drivers.

•

Verify the environment is 16 to 32 degrees C (60 to 90

F).

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 MFP specifications. See

Understanding paper and

specialty media guidelines

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 MFP top front cover to run the MFP setup cycle and clean the

transfer roll.

Toner fog or background

shading appears on the page.

•

Check the toner 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 toner cartridge.