Error code Description Action
80B Too many errors when transmitting in ECM
mode.
• Check line quality.
• Adjust ‘Transmit Level’.
• Select a lower ‘Max Speed’ value under
Fax Send settings.
80C Remote device failed to respond to the CTC
command.
• Select a lower ‘Max Speed’ value under
Fax Send settings.
• Adjust ‘Transmit Level’.
80D Received too many requests from remote end
to repeat the previous command sent.
• Check line quality.
• Adjust ‘Transmit Level’.
• Check if line conditions on remote end
will facilitate a good connection.
80E Functional limitation-Remote fax device does
not support G3 receive capability.
No action needed. Issue with the remote
device.
811 Failed to detect a fax device at the remote end.
• Verify MFD is answering to fax call and
not a voice call.
• Decrease value of ‘Rings To Answer’
setting.
812 No more data rates available in V34 modulation
scheme.
Adjust to a lower modulation scheme.
813 Timeout occurred after waiting too long to
receive a good frame.
Adjust “Receive Threshold”.
814 Tried too many times at selected speed using
V34 modulation scheme.
• Adjust ‘Transmit Level’.
• Adjust to a lower modulation scheme.
815 Fax transmission was interrupted due to power
failure.
Troubleshoot MFP if error persists. See
“Modem/fax card service check” on
page 143.
818 Fax transmission failed due to insufficient
memory to store scanned image.
Adjust ‘Memory Use’ setting to allocate
more memory for send jobs.
819 Fax transmission failed due to insufficient
memory to store received image.
Adjust ‘Memory Use’ setting to allocate
more memory for receive jobs.
81A A timeout occurred during transmission of a
page in ECM mode.
Select a lower ‘Max Speed’ value under Fax
Send settings.
880 Failure to transmit training successfully in V17,
V29, V27 terminal modulation schemes.
• Select a lower “Max Speed” under Fax
Send settings.
• Adjust the “Transmit Level”.
• Check line quality.
881 Failure to transmit training successfully in V33,
V29, V27 terminal modulation schemes.
• Select a lower “Max Speed” under Fax
Send settings.
• Adjust the “Transmit Level”.
• Check line quality.
7527
Diagnostic information
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