Canon C4580 Printer User Manual


 
Encrypted SSL Data Communication Problems and Remedies
7-16
7
Troubleshooting
Encrypted SSL Data Communication Problems and
Remedies
This section describes how to resolve encrypted SSL data communication
problems.
<The default key is not set. Check the [Key and Certificate List] settings in the Certificate
Settings> is displayed when SSL is set.
Cause The key pair or server certificate to use has not been registered.
Remedy It is necessary to register a key pair and server certificate in order to perform
encrypted SSL communication. For instructions on how to register a key pair,
see "Generating a Key Pair and Server Certificate," on p. 3-28, or "Registering a
Key Pair File and Server Certificate File Installed from a Computer," on p. 3-31.
<Cannot delete the default key when SSL is On, or when the [Receive Restriction for Each
Function] setting in Device Information Delivery is Off. Check the SSL or Device Information
Delivery setting.> is displayed when you try to erase a key pair.
Cause The key you are trying to erase is currently being used for encrypted SSL
communication or used for the [Receive Restriction for Each Function] mode in
Device Information Delivery Settings.
Remedy Cancel all SSL settings and encrypted SSL communication. See Chapter 6,
"System Manager Settings," in the Reference Guide to set all settings for the
[Receive Restriction for Each Function] mode in Device Information Delivery
Settings to 'On.'
<Cannot change settings because the selected key is being used. Check the SSL or Device
Information Delivery setting.> is displayed when you try to erase the default key pair.
Cause The key you are trying to erase is currently being used for encrypted SSL
communication or used for the [Receive Restriction for Each Function] mode in
Device Information Delivery Settings.
Remedy Cancel all SSL settings and encrypted SSL communication. See Chapter 6,
"System Manager Settings," in the Reference Guide to set all settings for the
[Receive Restriction for Each Function] mode in Device Information Delivery
Settings to 'On.'