Oki C542, Advanced Manual

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4. Troubleshooting
xxxxxx15 Failed to connect to the proxy server.
Check the proxy server setting of the machine.
If the problem cannot be solved, check with your network
administrator.
Checking Google Cloud Print
Registrations
xxxxxx16 A proxy server connection error.
The connection cannot be established due to your network
environment.
Check with your network administrator. -
xxxxxx17 An authentication error of the proxy server.
Check the proxy server setting of the machine.
If the problem cannot be solved, check with your network
administrator.
Checking Google Cloud Print
Registrations
xxxxxx81 An error with the DNS server has occurred.
Check the DNS server setting of the machine.
Checking Google Cloud Print
Registrations
xxxxxx82 Failed to connect to the XMPP server.
Check that the XMPP(5222) port is opened.
If the problem cannot be solved, check with your network
administrator. -
xxxxxx83 Failed to connect to the XMPP server.
Check that the XMPP(5222) port is opened.
If the problem cannot be solved, check with your network
administrator. -
xxxxxx84 An error with the DNS server has occurred.
Check the DNS server setting of the machine or the setting
of the proxy server name.
Checking Google Cloud Print
Registrations
xxxxxx85 Failed to connect to the proxy server.
Check the proxy server setting of the machine.
If the problem cannot be solved, check with your network
administrator.
Checking Google Cloud Print
Registrations
xxxxxx86 A connection error with the proxy server.
Check that the XMPP(5222) port is opened.
If the problem cannot be solved, check with your network
administrator. -
xxxxxx87 An authentication error of the proxy server.
Check the proxy server setting of the machine.
If the problem cannot be solved, check with your network
administrator.
Checking Google Cloud Print
Registrations
Error code Solution Reference