6.7 Error Messages and Error Codes 279
021-418
021-419
There is a problem with the format of the proxy setting file.
The format of the proxy setting file registered in the HTTP server may be incorrect. Consult your system
administrator.
If the proxy setting file works normally but the error still is not resolved, contact our Customer Support
Center.
021-420 A time out error occurred while connecting to the EP system via the Internet.
Failed to obtain the proxy setting.
Check the followings:
• The LAN cable connection
• The default gateway setting
• The subnet mask setting
• The EP proxy server setting screen on CentreWare Internet Services
• The working condition of the HTTP proxy server in which the proxy setting file is registered
If the error still is not resolved after checking the above settings, there may be a network failure. Consult
your system administrator.
If the network works normally but the error still is not resolved, contact our Customer Support Center.
021-421 A time out error occurred while connecting to the EP system via the Internet.
Failed to obtain the proxy setting.
Check the followings:
• The LAN cable connection
• The default gateway setting
• The subnet mask setting
• The EP proxy server setting screen on CentreWare Internet Services
• The working condition of the HTTP proxy server in which the proxy setting file is registered
If the error still is not resolved after checking the above settings, there may be a network failure. Consult
your system administrator.
If the network works normally but the error still is not resolved, contact our Customer Support Center.
021-422 The proxy setting file is not found while connecting to the EP system via the Internet.
Check the EP proxy server setting screen on CentreWare Internet Services.
If the error still is not resolved after checking the setting, the proxy setting file may not be registered.
Consult your system administrator.
If the proxy setting file works normally but the error still is not resolved, contact our Customer Support
Center.
021-423 The size of the proxy setting file is too large. Failed to obtain the proxy setting file.
Check the EP proxy server setting screen on CentreWare Internet Services.
If the error still is not resolved after checking the setting, check the proxy setting file size. When the size
exceeds 64 KB, keep the file size down.
If the proxy setting file works normally but the error still is not resolved, contact our Customer Support
Center.
021-424 The URL of the proxy setting file to connect with the proxy server is incorrect while connecting to the EP
system via the Internet.
Check the EP proxy server setting screen on CentreWare Internet Services.
If the error still is not resolved after checking the setting, consult your system administrator about the
URL of the proxy setting file.
Otherwise, check the URL of proxy setting file of the DHCP or DNS server as follows:
• The DHCP option is "252".
• The SRV record of the host "wpad.(domain name)" is correct.
If the error still is not resolved, contact our Customer Support Center.
021-425 A time out error occurred while connecting to the DHCP or DNS server via the Internet to obtain the URL
(CURL) of the proxy setting file.
Check the followings:
• The LAN cable connection
• The DNS server address settings
• The default gateway setting
• The EP proxy server setting (CURL)
• The working condition of the DHCP or DNS server in which the proxy setting file is registered
If the error still is not resolved after checking the above settings, there may be a network failure. Consult
your system administrator.
If the network works normally but the error still is not resolved, contact our Customer Support Center.
Error Code Cause/Remedy
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