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Lexmark 935dtn User's Guide - Page 130

Cleaning the printhead lenses, Close Door E6.

UPC - 734646023535

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11 Close Door E6. 12 Close Door E. 13 Remove all paper from the printer paper path. Visit www.lexmark.com/recycling to learn how to recycle the waste toner box. Cleaning the printhead lenses Clean the printhead lenses when you replace the waste toner box or when you encounter print quality problems. 130

Section	Page
Contents	3
Learning about the printer	9
Printer configurations	9
Understanding the control panel	12
Installing options	13
Installing internal options	13
Available options	13
Accessing the system board to install internal options	13
Installing a memory card	15
Installing a flash memory or firmware card	16
Installing a printer hard disk	17
Installing an internal print server or port interface card	19
Reinstalling the system board	20
Attaching cables	21
Loading paper and specialty media	23
Setting the Paper Size and Paper Type	23
Configuring Universal paper settings	23
Loading the 520-sheet trays	25
Loading the 520-sheet trays	25
Using A5 or statement paper sizes	27
Loading the 867- and 1133-sheet trays	28
Using the multipurpose feeder	29
Linking and unlinking trays	32
Linking trays	32
Unlinking trays	32
Assigning a Custom Type <x> name	32
Changing a Custom Type <x> name	33
Paper and specialty media guide	34
Paper guidelines	34
Paper characteristics	34
Unacceptable paper	35
Selecting paper	35
Selecting preprinted forms and letterhead	35
Using recycled paper	35
Using letterhead	36
Using transparencies	37
Using envelopes	38
Using labels	38
Using card stock	39
Storing paper	39
Supported paper sizes, types, and weights	40
Paper sizes supported by the printer	40
Paper types and weights supported by the printer	41
Paper types and weights supported by the finisher	42
Supported finishing features	43
Printing	46
Installing printer software	46
Printing a document from Windows	46
Printing a document from a Macintosh computer	46
Printing confidential and other held jobs	46
Holding jobs in the printer	46
Printing confidential and other held jobs from Windows	47
Printing confidential and other held jobs from a Macintosh computer	48
Printing from a USB flash memory device	49
Printing information pages	50
Printing a menu settings page	50
Printing a network setup page	50
Printing a font sample list	50
Printing a directory list	51
Printing the print quality test pages	51
Canceling a print job	51
Canceling a print job from the control panel	51
Canceling a print job from the Windows taskbar	52
Canceling a print job from the Windows desktop	52
Canceling a print job from Mac OS 9	52
Canceling a print job from Mac OS X	52
Printing in black and white	52
Using Max Speed and Max Yield	53
Clearing jams	54
Avoiding jams	54
Understanding jam numbers and locations	54
200–203 paper jams	55
230–231 paper jams	56
241 paper jam	58
242–244 paper jams	59
250 paper jam	61
280–282 paper jams	62
283–284 and 287–288 paper jams	63
284–286 paper jams	65
289 staple jam	66
Understanding printer menus	70
Menus list	70
Supplies menu	71
Paper menu	72
Default Source menu	72
Paper Size/Type menu	72
Configure MP menu	74
Substitute Size menu	75
Paper Texture menu	75
Paper Loading menu	76
Custom Types menu	77
Universal Setup menu	78
Bin Setup menu	78
Reports menu	79
Reports menu	79
Settings menu	81
Setup menu	81
Finishing menu	85
Quality menu	87
Utilities menu	90
PDF menu	92
PostScript menu	93
PCL Emul menu	93
PPDS menu	96
HTML menu	97
Image menu	98
Security menu	99
Network/Ports menu	99
TCP/IP menu	99
IPv6 menu	100
Wireless menu	101
Standard Network and Network <x> menus	101
Standard USB and USB <x> menus	103
Serial <x> menu	104
NetWare menu	107
AppleTalk menu	107
LexLink menu	108
USB Direct menu	108
Help menu	108
Understanding printer messages	109
List of status and error messages	109
Activating Menu Changes	109
Activating PPDS Mode	109
Bin <x> Full	109
Busy	109
Calibrating	109
Cancel not available	109
Canceling	109
Change <src> to <x>	109
Check <src> guides	109
Clearing job accounting statistics	109
Close cover <x>	110
Close door <x>	110
Copies	110
Deactivating PPDS Mode	110
Defragmenting Flash DO NOT POWER OFF	110
Delete/Delete all/Delete all confidential jobs	110
Deleting	110
Disabling DLEs	110
Disabling Menus	110
Disk Corrupted. Reformat?	110
Disk recovery x/y XX% DO NOT POWER OFF	110
Empty hole punch box	111
Enabling Menus	111
Encrypting disk x/y XX% DO NOT POWER OFF	111
Enter PIN	111
Enter PIN to lock	111
Error reading USB drive	111
Flushing buffer	111
Formatting Disk x/y XX% DO NOT POWER OFF	111
Formatting Flash DO NOT POWER OFF	111
Incorrect orientation	111
Insert hole punch box	111
Insert Tray <x>	111
Internal System Error, Reload Bookmarks	112
Internal System Error, Reload Security Certificates	112
Invalid Engine Code	112
Invalid file format	112
Invalid Network Code	112
Invalid PIN	112
Load manual feeder with <x>	112
Load <src> with <x>	112
Load staples <x>	113
Menus are disabled	113
Network/Network <x>	113
No held jobs	113
No jobs to cancel	113
No recognized file types	113
Power Saver	113
Printer locked, enter PIN to unlock	113
Printing	113
Programming disk DO NOT POWER OFF	113
Programming flash DO NOT POWER OFF	113
Programming System Code DO NOT POWER OFF	114
Reading USB drive DO NOT REMOVE	114
Ready	114
Remote Management Active DO NOT POWER OFF	114
Remove paper from all bins	114
Remove paper from standard bin	114
Remove paper from bin <x>	114
Resetting the printer	114
Restore Held Jobs?	114
Restoring Factory Defaults	114
Restoring Held Job(s) x/y	114
Serial <x>	115
Some held jobs were not restored	115
Some held jobs will not be restored	115
Standard Bin Full	115
Staples <x> empty or misfed	115
Staples <x> low or missing	115
Submitting Selection	115
Tray <x> Empty	115
Tray <x> Low	115
Tray <x> Missing	115
USB/USB <x>	115
Waiting	115
31 Missing or defective <color> cartridge	116
32 Replace unsupported <color> cartridge	116
34 Incorrect paper type, check <src>	116
34 Incorrect paper size, check <src>	116
35 Insufficient memory to support Resource Save feature	116
37 Insufficient memory for Flash Memory Defragment operation	116
37 Insufficient memory to collate job	117
37 Insufficient memory, some held jobs will not be restored	117
38 Memory full	117
39 Page is too complex to print	117
50 PPDS font error	117
51 Defective flash detected	117
52 Flash full	117
53 Unformatted flash detected	117
54 Serial option <x> error	118
54 Standard network software error	118
54 Network <x> software error	118
55 Unsupported option in slot <x>	118
56 Parallel port <x> disabled	118
56 Serial port <x> disabled	118
56 Standard USB port disabled	118
56 USB port <x> disabled	119
57 Configuration change, held jobs were not restored	119
58 Too many disks installed	119
58 Too many flash options installed	119
58 Too many trays attached	119
61 Remove defective hard disk	119
62 Disk full	119
63 Unformatted disk	120
80 Scheduled maintenance <x>	120
82 Replace waste toner box	120
82 Waste toner box missing	120
82 Waste toner box nearly full	120
84 Black pc unit life warning	120
84 color pc unit life warning	120
84 <color> pc unit missing	120
84 Replace black pc unit	121
84 Replace color pc units	121
84 Unsupported <color> pc unit	121
88 <color> toner low	121
88 Replace <color> toner	121
200–285.yy Paper jam	121
289 Staple error <x>	121
900–999 Service <message>	121
1565 Emul Error Load Emul Option	122
Maintaining the printer	123
Cleaning the exterior of the printer	123
Storing supplies	123
Conserving supplies	123
Checking the status of supplies	123
Checking the status of supplies from the control panel	123
Printing a menu settings page	124
Checking the status of supplies from a network computer	124
Ordering supplies	124
Ordering toner cartridges	124
Ordering photoconductors	125
Ordering staple cartridges	125
Ordering a waste toner box	125
Replacing supplies	125
Replacing the waste toner box	125
Cleaning the printhead lenses	130
Replacing a photoconductor	135
Replacing a toner cartridge	137
Recycling Lexmark products	139
Moving the printer	140
Before moving the printer	140
Moving the printer to another location	140
Setting the printer up in a new location	140
Shipping the printer	141
Administrative support	142
Adjusting the brightness or contrast of the display	142
Disabling control panel menus	142
Adjusting Power Saver	142
Restoring the factory default settings	143
Encrypting the printer hard disk	143
Locking the control panel menus using the Embedded Web Server	144
Locking the entire printer	144
Modifying confidential print settings	144
Supporting IPSec	145
Supporting SNMPv3	145
Using 802.1x authentication	145
Creating an administrative password	146
Using Secure mode	146
Troubleshooting	148
Checking an unresponsive printer	148
Door A will not shut properly	148
Solving printing problems	149
Multiple-language PDFs do not print	149
Control panel display is blank or displays only diamonds	149
Error message about reading USB drive appears	149
Jobs do not print	149
Confidential and other held jobs do not print	150
Job takes longer than expected to print	150
Job prints from the wrong tray or on the wrong paper	151
Incorrect characters print	151
Tray linking does not work	151
Large jobs do not collate	151
Unexpected page breaks occur	151
Solving option problems	152
Option does not operate correctly or quits after it is installed	152
Drawers	152
Finisher	153
Flash memory card	153
Hard disk with adapter	153
Internal print server	153
Memory card	153
USB/parallel interface card	153
Solving paper feed problems	153
Paper frequently jams	153
Print jobs are not routed to the booklet-maker bin	154
Paper jam message remains after jam is cleared	154
Page that jammed does not reprint after you clear the jam	154
Solving print quality problems	155
Isolating print quality problems	155
Blank pages	155
Characters have jagged or uneven edges	156
Clipped images	156
Dark lines	156
Gray background	156
Incorrect margins	157
Light colored line, white line, or incorrectly colored line	157
Paper curl	157
Print irregularities	158
Print is too dark	158
Print is too light	159
Repeating defects	160
Skewed print	160
Solid color pages	160
Toner fog or background shading appears on the page	160
Toner rubs off	161
Toner specks	161
Transparency print quality is poor	161
Uneven print density	162
Solving color quality problems	162
FAQ about color printing	162
Contacting Customer Support	165
Notices	166
Edition notice	166
UNITED STATES GOVERNMENT RIGHTS	166
Trademarks	166
Conventions	167
Federal Communications Commission (FCC) compliance information statement	167
Exposure to radio frequency radiation	167
Industry Canada notices	167
Industry Canada radio interference statement	167
Radio interference notice	168
European Community (EC) directives conformity	168
India emissions notice	169
Noise emission levels	169
Temperature information	170
Waste from Electrical and Electronic Equipment (WEEE) directive	170
Product disposal	170
Federal Communications Commission (FCC) compliance information statement	170
Notice to users of the Canadian telephone network	171
Notice to users of the New Zealand telephone network	171
South Africa telecommunications notice	172
ENERGY STAR	172
Laser notice	172
Laser advisory label	173
Power consumption	173
Product power consumption	173
Power Saver	173
Off mode	173
Total energy usage	173
Statement of Limited Warranty	173