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Lexmark 11C2550 User Manual - Page 61

Configuration, Network/Ports, Certificate Management, 1x Authentication, Under Other Settings, click

UPC - 734646020602

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Support for 802.1x requires the establishment of credentials for the printer, such as certificates. Certificates provide a way for the printer to be known to the Authentication Server (AS). The AS allows network access to print servers presenting a valid set of credentials. You can manage the credentials by using the Embedded Web Server. To install and use certificates as part of the credentials: 1 Open a Web browser. In the address bar, type the IP address of the printer or print server to be protected using the format: http://ip_address/. 2 Click Configuration. 3 Under Other Settings, click Network/Ports. 4 Click Certificate Management. To enable and configure 802.1x after installing the required certificates: 1 Open a Web browser. In the address bar, type the IP address of the printer or print server to be protected using the format: http://ip_address/. 2 Click Configuration. 3 Under Other Settings, click Network/Ports. 4 Click 802.1x Authentication. Administrative support 61

Section	Page
Contents	3
Safety information	7
Learning about the printer	8
Printer overview	8
Applying control panel overlays	9
Understanding the printer features and functions	10
Printing a demonstration page	13
Printing a network setup page	14
Printing from Windows or DOS	14
Using IBM emulation mode	15
Using Epson emulation mode	16
Using Okidata MICROLINE emulation mode	16
Using the control panel	17
Understanding the control panel buttons	17
Understanding the control panel lights	19
Setting the printer online or offline	20
Advancing paper	20
Using the Load/Unload function	20
Locking and unlocking the control panel	20
Selecting a Tractor mode	21
Selecting and locking a font	21
Disabling Font Lock	21
Selecting and locking a pitch	22
Disabling Pitch Lock	22
Loading paper	23
Setting the forms thickness lever	23
Paper paths	25
Using the Tear Off function	25
Loading continuous paper	26
Loading continuous forms using the push tractor	26
Front loading continuous forms using the pull tractor	29
Bottom loading continuous forms using the pull tractor	32
Loading cut forms	37
Loading a cut form or envelope manually	37
Aligning the left margin	39
Setting Top-of-Form	40
Setting Top-Of-Form for continuous forms in push mode	40
Setting Top-Of-Form for continuous forms in pull mode	41
Setting Top-Of-Form for a cut form or an envelope	41
Setting Top-Of-Form in a macro	42
Paper and specialty media guide	43
Paper types and sizes supported by the printer	43
Changing tractor positions	44
Push tractor position	44
Pull tractor position	44
Converting the push tractor to pull tractor position	44
Converting the pull tractor to push tractor position	46
Understanding Setup mode and menu options	48
Using Setup mode	48
Changing menu settings (an example)	49
Setup Mode - Main menu	50
Main menu options	50
Forms Macro options	51
Data options	52
Control options	54
Emulation options	55
Interface options	56
Maintaining the printer	57
Ordering supplies	57
Removing the ribbon cartridge	57
Cleaning the printer	57
Recycling Lexmark products	58
Administrative support	59
Restoring the factory default settings	59
Supporting IPSec	60
Supporting SNMPv3	60
Using 802.1x authentication	60
Troubleshooting	62
Checking an unresponsive printer	62
Testing the printer	62
Checking the printer status	63
Adjusting character (bidirectional) alignment	65
Solving printing problems	67
Printer test works, but the printer does not print when attached to the computer	67
Printer is noisy	67
Printer sounds like it is printing, but does not print	67
Printer alarm sounds	67
Printer goes to the Tear Off position before the print job finishes	67
Buttons do not work, except for Start/Stop, FormFeed, Tear Off and Load/Unload	68
Printer power switch is on, but the power light is off	68
Left margin moves to the right during printing	68
Incorrect line length; lines do not start at the left margin	68
Printer speed slows	68
Incorrect characters print, left margin changes, or printing stops	69
Printing continues beyond the edges of the continuous forms	69
Selected font or pitch is not printing or is changing	69
Solving paper feed problems	69
Paper is jammed in the printer	69
Paper is jammed in the Auto Sheet Feeder	70
Paper fed in the Auto Sheet Feeder jams at the printer entrance	70
Paper jam in the Tractor 2 Feeder	70
Printer does not feed paper	70
Printer does not feed from the optional Tractor 2 Feeder	71
Printer does not feed from the Auto Sheet Feeder	71
The optional Tractor 2 Feeder positions paper at incorrect Top-Of-Form position	71
The Auto Sheet Feeder feeds paper at an incorrect rate	71
The Auto Sheet Feeder places paper at the wrong Top-Of-Form position	72
Paper fed from the Auto Sheet Feeder is skewed	72
The Auto Sheet Feeder feeds multiple sheets	72
Solving print quality problems	73
Print is too light	73
Dots are missing or print quality is poor	73
Characters are wrong or missing	74
Forms are smudged or print is too dark	74
Incorrect number of lines on a page	74
Graphics do not print	74
Incorrect line spacing or overprinting occurs	75
Contacting Customer Support	75
Notices	76
Edition notice	76
UNITED STATES GOVERNMENT RIGHTS	77
Trademarks	77
Conventions	77
Federal Communications Commission (FCC) compliance information statement	77
European Community (EC) directives conformity	78
Noise emission levels	78
Waste from Electrical and Electronic Equipment (WEEE) directive	79
ENERGY STAR	79
Power consumption	79
Product power consumption	79
Power Saver	80
Off mode	80
Total energy usage	80
Statement of Limited Warranty	80