Canon LBP6780x - Deleting a Key and Its Certificate

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0978-0EK

Click [Delete] for the key and its certificate that you want to erase.

NOTE

About [Delete]

[Delete] is displayed only when the key is not specified as the default key.

Click [OK].

ĺ The selected key and its certificate are deleted.

Deleting a Key and Its Certificate

㻣㻜㻠㻌㻛㻌㻥㻣㻜

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Table of Contents2
Before You Start12
Legal Notices13
Legal Limitations on the Usage of Your Product and the Use of Images15
Using the E-Manual16
How to Use the E-Manual17
Operating Environment18
Installing the E-Manual19
Uninstalling the E-Manual22
Screen Layout of the E-Manual23
Topic26
Site Map27
Search Method28
Viewing the E-Manual29
Disclaimer31
Copyright32
Trademarks33
Important Safety Instructions34
Installation35
Power Supply36
Handling37
Maintenance and Inspections39
Consumables41
Others42
About this Printer43
Printer Specifications44
Introduction of the Optional Accessories47
Names and Dimensions of each Part49
Control Panel53
Introduction of the Utilities56
Energy-Saving Mode58
Cautions for Handling the Printer59
Consumables60
Maintenance61
Toner Cartridge Replacement62
Attention (Toner Cartridge)64
Before Replacing the Toner Cartridge66
Replacing the Toner Cartridge68
Storing Toner Cartridges71
Adjusting the Printing Position72
Adjusting the Printing Position for All the Jobs73
Adjusting the Printing Position for each Paper Source75
Moving the Printer80
Cleaning and Maintaining the Printer83
Cleaning the Inside of the Printer84
Cleaning the Fixing Roller of the Printer85
Cleaning the Outside of the Printer88
Attention (Cleaning)90
Location of the Serial Number91
Printer Installation92
Attention (Printer Installation)93
Confirming the Supplied Accessories and Checking the Installation Site95
Removing the Packing Materials97
Installing the Paper Feeder102
Installing the Printer109
Installing ROM112
Installing ROM113
Checking the ROM Installation118
Removing ROM120
Installing SD Card121
Installing SD Card122
Checking the SD Card Installation126
Removing SD Card128
Specifying the Printer's Initial Settings129
Turning the Power on and Specifying a Language130
Specifying a Type of Printer Driver132
Connecting to a Computer134
Installing the Software137
For Windows138
Selecting the Appropriate Printer Driver139
Installation140
Other Software Program(S)141
For Macintosh142
Installation143
Basic Printer Operations144
Usable Paper145
Precautions for Paper148
Printable Area150
Paper Loading and Output152
Loading Paper in the Paper Drawer155
Attention (Paper Drawer)158
Loading Custom Size Paper159
Loading Paper in the Multi-Purpose Tray162
Attention (Multi-Purpose Tray)165
Registering the Paper Size166
Configuring the Printer Driver and Printing167
Attention (Printer Driver Configuration)171
Turning the Printer ON/OFF172
Attention (Turning the Printer ON/OFF)175
Online and Offline176
Canceling a Job178
Operations from the Computer179
Canceling from the Printer Control Panel181
Outputting Data (Forced Output)183
Canceling the Process Currently Being Performed (Soft Reset)185
Canceling All the Jobs (Hard Reset)186
Checking the Printer Status187
Printing on Various Types of Paper188
Printing on Plain Paper, Heavy Paper, or Index Card189
Printing on Transparencies191
Printing on Labels192
Printing on Envelopes193
Printing on Custom Size Paper195
Paper Loading Orientation196
Useful Printing Functions197
Printing from a Computer (Windows)199
Printing Fundamentals200
Printing201
Configuring the Default Print Settings203
Setting the Printer Options205
Viewing the Online Help207
Printing Functions208
Common Functions209
Page Setup] Tab210
Finishing] Tab211
Paper Source] Tab212
Quality] Tab213
Device Settings] Tab214
Scaling Documents215
Printing Multiple Pages on One Sheet217
Sided Printing and 2-Sided Printing219
Attention (1-Sided Printing and 2-Sided Printing)222
Booklet Printing223
Poster Printing225
Watermark Printing227
Combining and Printing Multiple Files229
Selecting a Profile for Printing232
Registering a Profile for Printing233
Printing from a Computer (Macintosh)234
Printing Fundamentals235
Printing236
Configuring the Default Page Settings239
Setting the Printer Options241
Verifying the Printer Information242
Manually Setting the Printer Options246
Viewing the Online Help248
Viewing the Driver Guide250
Printing Functions251
Common Functions252
Layout] Preferences Pane253
Finishing] Preferences Pane254
Paper Source] Preferences Pane255
Quality] Preferences Pane256
Special Features] Preferences Pane257
Scaling Documents258
Printing Multiple Pages on One Sheet259
Sided and 2-Sided Printing261
Using [Presets] for Printing264
Setting Priority (When Specifying the same Item Using Multiple Methods)266
Functions Which Can be Specified from the Control Panel267
Printing Without the Printer Driver (Direct Print)269
Printing the PDF File Using the Direct Print Function271
Printing the PS/EPS File Using the Direct Print Function278
Printing the TIFF/JPEG File Using the Direct Print Function282
Printing the XPS File Using the Direct Print Function288
Direct Printing from Command Prompt294
Printing Files Directly from USB Memory Devices (USB Direct Print)295
Printing Directly from USB Memory Device296
Print Setting Menu List299
Changing the Default Print Settings and File Sorting Criteria302
Remove the USB Memory Device303
Receiving E-Mail Data on the Mail Server and Printing (E-Mail Print)305
How to Specify the Settings for E-Mail Print307
Attention (How to Specify the Settings for E-Mail Print)311
Receiving and Printing E-Mails Manually313
Printing the E-Mail Receive Log List316
Attention (Printing E-Mail Sending/Receiving History)318
When E-Mail Print Fails319
Printing Files from the Printer Using FTP Client322
Specifying a Password for a Document and Printing (Secured Print)324
Attention (Specifying a Password for a Document and Printing (Secured Print))326
Saving a Document in the SD Card in the Printer (Stored Job Print)327
Performing a Stored Job Print Using the Control Panel of the Printer328
Displaying or Operating the Jobs Stored in a Box (Resume/Delete)330
Automatically Deleting Files Stored in a Box334
Changing the Box Settings337
Giving Priority to a Print Job (Interrupt Printing)341
Configuring the Network Settings (Sharing the Printer)342
Checking Your Network Environment344
Example of a Windows Network345
Example of a Macintosh Network347
Example of a UNIX Network348
Example of a Network Using a Variety of Computers349
Network Settings for the Printer (Common to each Protocol)350
Changing the Network Transmission Speed or Transfer Mode351
Performing the Configuration Using the Printer's Control Panel (When You First Set It Up)352
Changing the Settings Using Web Browser (Remote UI)354
Setting the Spooling Function358
Performing the Configuration Using the Printer's Control Panel (the Settings to be Performed First)359
Changing the Settings Using Web Browser (Remote UI)361
Specifying the Setting for Startup Waiting Time365
Performing the Configuration Using the Printer's Control Panel (When You First Set It Up)366
Changing the Settings Using Web Browser (Remote UI)368
Restricting the Users Who Can Monitor/Change the Settings Using the SNMP Protocol372
Setting IEEE802.1X Authentication384
Setting TLS Authentication Information385
Setting TTLS/PEAP Authentication Information391
Network Setting Items397
Initializing the Network Settings410
Initializing the Network Settings Using the Printer's Control Panel411
Checking the MAC Address412
Network Settings for the Printer (TCP/IP)416
Setting the IP Address Using the Printer's Control Panel418
Setting the Printer to a Static IP Address421
Determining Which IP Address to Assign to the Printer423
Setting the IP Address Using the ARP/PING Commands424
Setting the IP Address Using Netspot Device Installer426
Configuring the Protocol Settings427
Attention (Protocol Settings)452
Setting IP V.454
Configuring a Computer that Performs Printing462
Features of LPD463
Features of RAW464
Features of IPP/IPPS465
Features of WSD466
Connecting the Printer (LPD/RAW)467
Values for Setting a Port474
Connecting the Printer (IPP/IPPS)475
Obtaining the Public Key for this Printer When Using SSL Encrypted Communication481
Connecting the Printer (WSD)483
Network Settings for the Printer (Netware)484
Attention (Netware Network Settings)485
Configuring Netware486
Configuring the Protocol Settings490
Network Settings for the Printer (SMB)495
Attention (SMB Network Settings)496
Configuring the Protocol Settings497
Configuring a Computer that Performs Printing506
Network Settings for the Printer (Appletalk)510
Macintosh Network Settings511
Configuring the Protocol Settings513
FTP Client (Macintosh)519
Configuring a Computer that Performs Printing521
Managing the Printer522
Software that Can be Used for Managing the Printer523
Remote UI524
Starting the Remote UI525
Attention (Remote UI)528
Enabling the Remote UI529
Screen Layout of the Remote UI (Details on each Setting Page)531
Display/Change Message Board Messages and Support Links549
FTP Client552
Netspot Device Installer555
Managing Print Jobs556
Attention (Job Manager)559
Control Panel Setting560
Attention (Control Panel Setting)562
Setting Items563
Setup] Menu ([Control Menu] Options)564
Setup] Menu ([Paper Source] Options)568
Setup] Menu ([Network] Options)570
Setup] Menu ([Layout] Options)574
Setup] Menu ([Quality] Options)576
Setup] Menu ([Interface] Options)578
Setup] Menu ([User Maintenance] Options)579
Setup] Menu ([Print Mode] Options)582
Setup] Menu ([UFR II] Options)583
Setup] Menu ([PCL] Options)584
Setup] Menu ([Imaging] Options)586
Setup] Menu ([XPS] Options)588
Setup] Menu ([PDF] Options)589
Setup] Menu ([PS] Options)590
Setup] Menu ([MEAP Settings] Options)591
Setup] Menu ([Check Counter] Options)592
Utility Menu] Menu593
Job] Menu594
Reset] Menu595
Select Feeder] Menu596
Checking the Number of the Printed598
Importing and Exporting Settings600
Initializing the Settings604
Initializing the [Setup] Menu Using the Printer's Control Panel605
Checking the Printer Settings607
Setting the Administrator Password609
Specifying the Device Name or Administrator Information612
Sleep Mode616
Auto Shutdown619
Printing Silently623
Performing Printing Always with Silent Mode624
Performing Printing with Silent Mode During a Designated Time625
Specifying an ID for each Department627
Register/Update Software Function629
Available Functions630
Installing the System Options/Meap Applications631
Installing by Connecting this Printer to an Outside Network (Delivery)632
Installing by Not Connecting this Printer to an Outside Network (Manual)635
Downloading the Manuals and Related Software641
Updating the Firmware642
Managing the Register/Update Software Function652
Security Settings655
Restricting the Users Who Can Print or Perform the Printer Settings656
Restricting the Users Who Can Access666
Setting Restrictions for Print Jobs672
Specifying the Job Operation Permission for End-Users676
Locking the Keys on the Control Panel (Key Lock Function)680
Setting Restrictions for USB Direct Print684
Setting Keys and Certificates688
Displaying the [Key and Certificate Settings] Page in the Remote UI689
Newly Creating a Key and Its Certificate691
Installing a Key/Certificate File on the Printer697
Registering a Key and Its Certificate in the Printer699
Checking a Certificate702
Deleting a Key and Its Certificate704
Setting CA Certificates705
Displaying the [CA Certificate Settings] Page in the Remote UI706
Installing CA Certificate Files on the Printer708
Registering CA Certificates in the Printer710
Checking CA Certificates711
Deleting CA Certificates713
Setting the SSL Encryption Communication Function714
Selecting Keys and Certificates715
Changing the Remote UI Settings718
Setting the Ipsec Encryption Communication Function722
Displaying the [Ipsec Settings] Page on the Remote UI723
Adding a New Security Policy725
Editing Security Policies733
Enabling Ipsec Encryption Communication735
Specifying the Setting for Job Log Display737
Meap742
Available Functions743
Launching and Closing SMS745
Before Launching SMS (Preparation)746
Setting up HTTP Communication747
Launching SMS (Log In)749
Attention (Launching SMS (Log In))752
Closing SMS (Logging Out)753
MEAP Application Settings754
Installing MEAP Applications757
Attention (Installing MEAP Applications)760
Uninstalling MEAP Applications761
Starting/Stopping MEAP Applications763
Starting MEAP Applications764
Stopping MEAP Applications765
Checking the Details of MEAP Applications767
MEAP Application License Settings769
Adding License Files770
Disabling License Files773
Downloading Disabled License Files776
Deleting Disabled License Files779
Setting Authentication Information for MEAP Applications782
System Settings785
Changing the MEAP Applet Display Order786
Checking Login Services788
Setting Enhanced System Applications790
Starting/Stopping Enhanced System Applications791
Starting Enhanced System Applications792
Stopping Enhanced System Applications793
Installing Enhanced System Applications794
Uninstalling Enhanced System Applications797
Checking Information798
Checking System Information799
Checking Application Information801
Checking License Files802
Changing the SMS Password803
Deleting the MEAP Application Setting Information805
Managing MEAP Application Log Data807
Downloading Log Data808
Deleting Log Data810
List of Error Messages (MEAP)812
Errors Relating to the [Login]813
Errors Relating to the [MEAP Application Management]815
Errors Relating to the [Install MEAP Application]817
Errors Relating to the [Authentication Information Settings]822
Errors Relating to the [License Management]823
Errors Relating to the [Enhanced System Application Management]825
Errors Relating to the [Check License] and [Change Password]830
Errors Relating to the [MEAP Application Setting Information Management]832
Errors Relating to the [MEAP Application Log Management]833
Other Errors834
Troubleshooting835
Printing Cannot be Performed836
Printing Cannot be Performed (USB Connection)837
Printing Cannot be Performed (LAN Connection)841
Printing Cannot be Performed (Via the Print Server)847
The Print Server for Connection Cannot be Found851
The Shared Printer Cannot be Accessed852
The Printer Takes a Long Time to Start the Print Job853
You Cannot Turn the Printer on854
All the Indicators on the Network Interface Are off855
You Cannot Install the Printer Driver856
The Printer Is Not Recognized Automatically857
The Printer Cannot be Searched for858
You Cannot Uninstall the Printer Driver859
The Printer Driver Settings Cannot be Changed860
Profiles" Cannot be Selected or Edited862
The Status of the Paper Feeder Cannot be Obtained Automatically864
Paper Jams866
Attention (Paper Jams)868
Clearing Paper Jams (Multi-Purpose Tray)870
Clearing Paper Jams (Paper Drawer)872
Clearing Paper Jams (Duplex Unit)874
Clearing Paper Jams (Inside the Output Area)877
Clearing Paper Jams (Inside the Front Cover)879
Cleaning the Feed Roller883
The Message Indicator Is on886
A Message Appears in the Control Panel890
Poor Printout Results906
Paper Curls908
Paper Creases910
White Streaks (Lines) Appear912
Printing Is Uneven913
Printed Pages Have White Specks914
Toner Stain or Toner Peeling Occurs915
The Printed Paper Has Smudge Marks916
The Printed Paper Has Vertical Streaks917
Smudge Marks of Spattering Toner Appear Around the Text or Patterns919
The Back of the Printed Paper Has Smudge Marks920
The Overall Print Result Is Dark921
Residual Images Appear on Non-Printed Areas922
White Dust Is Attached to the Printed Transparencies923
The Overall Print Result Is Faint924
The Printing Position Is Skewed925
A Portion of the Page Is Not Printed926
Data Is Reduced and Printed927
The Next Page Is Printed from Halfway Across the Previous928
Printed Data Lies Outside Paper929
Blank Paper Is Output (Nothing Is Printed on the Paper)930
The Overall Surface of the Paper Is Printed in Black Completely931
The Last Page Cannot be Printed932
Unreadable Characters Are Printed933
The Flap of the Printed Envelope Sticks935
Multiple Sheets of Paper Are Fed at a Time936
Cleaning the Rubber Pad in the Paper Drawer937
Other Problems939
The Keys on the Control Panel Do Not Function940
The SD Card Cannot be Used941
Jobs Cannot be Saved942
SSL Cannot be Enabled943
When SSL Is Enabled, the Remote UI Does Not Start, or the IPP Printing Cannot be Performed944
The Printer Cannot be Accessed from the Remote UI or Network Related Utility Software945
Restricting the Users Is Not Possible946
Noise Is Heard During Printing947
If You Cannot Solve a Problem948
Appendix949
Basic Operations/Various Information for Windows950
For Windows 8/Server 2012 Users959
The Lists Common to All the Settings in the Print Mode960
The Lists Common to Certain Settings in the Print Mode962
Font Samples964

Canon LBP6780x - Deleting a Key and Its Certificate

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