Canon imageCLASS 2300 Basic Manual page 133

You cannot perform polling.
Cause
Remedy
You cannot perform confidential sending.
Cause 1
Remedy
Cause 2
Remedy
Cause 3
Remedy
Cause 4
Remedy
Cause 5
Remedy
10
You cannot relay a document from another fax machine.
Cause 1
Remedy
Cause 2
Remedy
Cause 3
Remedy
10-10 When Problems Occur during Fax Operations
Is the polling box set?
For polling to send, the polling box must first be set. Set the polling box and
resend the document.
Has the other party set up a confidential mailbox in memory?
Contact the other party and resend on confirmation that their confidential
mailbox is set.
Does the other party's fax machine support ITU-T subaddress/password
transactions?
Contact the other party and check.
Did you specify the other party's subaddress or password correctly?
Check the other party's registered subaddress or password and specify the
same number.
Did you make a mistake in the subaddress or password registered for one-touch
or coded speed dialing?
Check your one-touch or coded speed dialing settings.
Is the memory of the other party's machine full?
Contact the other party and check.
Has the other party set up a memory box for relay transmission?
Contact the other party and resend on confirmation that they have set up a box
for relay transmission, and have registered destinations to relay to.
Does the other party's fax machine support ITU-T subaddress/password
transactions?
Contact the other party and check.
Did you specify the other party's subaddress or password correctly?
Check the other party's registered subaddress or password and specify the
same number.