Panasonic UF-890 Service Manual page 131

4.3.12 Information Codes: 403, 411, 414, 415 (Polling Operator Trouble)
415
START
Inform the remote side (receiving
side) that their machine does not
have polling transmission
capability.
END
Polling communication with a 4-digit password is not an ITU-T / CCITT Standard feature.
If the transmitter and receiver are of different manufacturers, polling communication with a password
may not be possible.
403,411,414
START
Review the polling operation
referring to the Operating
Instructions.
Does the remote side have
polling transmission capability?
Yes
Is the remote side set to polling
transmission (Polled) Mode?
Yes
Check the password between the
two units to ensure it matches.
END
131
No
END
No
Ask the remote side to set their
unit for polling operation.