6. Troubleshooting
Fax Error Codes
Fax error log codes
Error code
000
200
3XX
6
4XX
5XX
6XX
7XX
800
802
228
Description
No error occurred during fax
transmission
Error occurred when transmitting training.
Error occurred when receiving image
data.
Error occurred when sending image data.
Received unknown response from remote
fax device.
Error occurred when receiving a frame.
Error occurred when sending a frame.
Received EOT unexpectedly from the
modem in V34 mode.
Too many timeouts occurred during ECM
reception.
Action
No action needed
• Check line quality.
• Select a lower 'Max Speed'.
• value under Fax Send settings
• Adjust the transmit level.
• Check line quality.
• Adjust 'Receive Threshold'.
• Select a lower 'Max Speed'
value under Fax Receive settings.
• Check line quality.
• Adjust 'Transmit Level'.
• Select a lower 'Max Speed'
value under Fax Receive settings.
No action needed. Issue is with the
other device.
• Check line quality.
• Adjust 'Receive Threshold'.
• Check line quality.
• Adjust 'Transmit Level'.
• Select a lower 'Max Speed'
value under Fax Send settings.
• If error persists disable V34
modulation scheme.
• If error persists disable ECM
mode.