When an Error Message Appears
0W20-08A
When you encounter an operation problem such as when a print processing error occurs or the memory becomes full,
a message appears on the screen. Find out more information about messages in the following list.
Cannot analyze the authentication server certificate.
The authentication server certificate may be invalid, or the certificate may be in a format that the
printer does not support.
●
Check the authentication server certificate.
Configuring IEEE 802.1X Authentication(P. 248)
Cannot find the access point.
When automatic setting with WPS was attempted, a wireless router could not be detected within a
specific period of time.
●
Connect again paying attention to the time limit.
Setting Up Connection Using WPS Push Button Mode(P. 138)
Setting Up Connection Using WPS PIN Code Mode(P. 140)
An SSID or network key of a wireless router was entered manually, but the entry was incorrect.
●
Check the SSID and network key, and enter the correct ones again.
Checking the SSID and Network Key(P. 150)
Setting Up Connection by Specifying Detailed Settings(P. 146)
A wireless router could not be detected due to setting problems of the network to be connected.
●
Check whether the machine is properly installed and ready to connect to the network.
Installation/Settings Problems(P. 369)
●
If the problem persists, check the security settings of the wireless router.
Cart. end of lifetime. Rplcmt. recommended.
The toner cartridge has reached the end of its lifetime.
●
Replacement of the toner cartridge is recommended.
How to Replace Toner Cartridges(P. 400)
Change the authentication password.
The password has expired.
●
Set a new password.
Troubleshooting
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Содержание imageclass LBP251dw
Страница 1: ...LBP252dw LBP251dw User s Guide USRMA 0786 00 2016 06 en Copyright CANON INC 2015 ...
Страница 35: ...LINKS Using the Operation Panel P 30 Basic Operations 29 ...
Страница 69: ...Exiting Sleep Mode Press any key on the operation panel Basic Operations 63 ...
Страница 75: ...Printing 69 ...
Страница 83: ...LINKS Basic Printing Operations P 70 Checking the Printing Status and Log P 78 Printing 77 ...
Страница 101: ...LINKS Basic Printing Operations P 70 Printing Borders P 93 Printing Watermarks P 96 Printing 95 ...
Страница 117: ...LINKS Printing via Secure Print P 112 Printing 111 ...
Страница 122: ...Checking the Printing Status and Log P 78 Printing 116 ...
Страница 127: ...LINKS Basic Printing Operations P 70 Registering Combinations of Frequently Used Print Settings P 118 Printing 121 ...
Страница 164: ...4 Click Edit in IPv6 Settings 5 Select the Use IPv6 check box and configure the required settings Network 158 ...
Страница 178: ...3 Click OK 4 Click Close LINKS Setting Up Print Server P 173 Network 172 ...
Страница 233: ...LINKS Configuring Printer Ports P 168 Security 227 ...
Страница 316: ...0 Auto Shutdown is disabled 1 to 4 to 8 hr Setting Menu List 310 ...
Страница 355: ...Troubleshooting 349 ...
Страница 405: ...4 Install the toner cartridge Fully push it in until it cannot go any further 5 Close the front cover Maintenance 399 ...
Страница 469: ...4 Click Next Uninstall begins Wait a moment This process may take some time 5 Click Exit 6 Click Back Exit Appendix 463 ...
Страница 470: ...Appendix 464 ...
Страница 478: ...Manual Display Settings 0W20 08J Appendix 472 ...