Canon imagerunner advance C5550i User Manual page 982

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Failed to perform TLS encrypted communication with the POP server when sending with POP before

Check the TLS encrypted communication settings of the POP server.

Set <Allow TLS (POP)> to <Off> in <Communication Settings>. If the problem is not resolved, set <POP

Authentication Before Sending> to <Off> in <Communication Settings>, and switch to a setting other than

POP before SMTP.

Setting E-mail/I-Fax Communication(P. 62)

Sending could not be performed because a validation error occurred when validating the TLS server

certificate when communicating with the POP server because <Confirm TLS Certificate for POP RX> is set

Use the Remote UI to check whether the CA certificate used to sign the TLS server certificate on the POP

server side is registered in the machine.

Check whether the TLS server certificate on the POP server side is correct.

Check whether the TLS server certificate is a self-signed certificate.

Failed to perform POP authentication (POP AUTH) when sending with POP before SMTP.

Check the settings in <POP Server>, <POP Login Name>, and <POP Password> in <Communication

Setting E-mail/I-Fax Communication(P. 62)

Check the POP authentication settings of the POP server.

Select <Standard> or <APOP> in <POP Auth. Method> in <Communication Settings>. If the problem is not

resolved, set <POP Authentication Before Sending> to <Off> in <Communication Settings>, and switch the

communication settings to something other than POP before SMTP.

Setting E-mail/I-Fax Communication(P. 62)

Failed to perform POP authentication (APOP) when sending with POP before SMTP.

Check the settings in <POP Server>, <POP Login Name>, and <POP Password> in <Communication

Setting E-mail/I-Fax Communication(P. 62)

Check the APOP settings of the POP server.

Select <Standard> or <POP AUTH> in <POP Auth. Method> in <Communication Settings>. If the problem is

not resolved, set <POP Authentication Before Sending> to <Off> in <Communication Settings>, and switch

the communication settings to something other than POP before SMTP.

Setting E-mail/I-Fax Communication(P. 62)

Could not save the received file in a Confidential Fax Inbox because the memory of the Mail Box or Fax/I-

Fax Inbox was full.

Delete unnecessary files in the Confidential Fax Inbox or Memory RX Inbox.

Printing Documents in the Memory RX Inbox(P. 354)

Keeping Received Documents Private(P. 356)

Troubleshooting