2-24 Service Manual
7525-63x
Fax error log codes
Error code Description Action
000 No error occurred during fax
transmission.
No action needed.
200 Error occurred when transmitting
training.
• Check line quality.
• Select a lower Max Speed value under
Fax Send settings.
• Adjust the transmit level.
3xx Error occurred when receiving image
data.
• Check line quality.
• Adjust Receive Threshold.
• Select a lower Max Speed value under
Fax Send settings.
4xx Error occurred when sending image
data.
• Check line quality.
• Adjust Transmit Level.
• Select a lower Max Speed value under
Fax Send settings.
5xx Received unknown response from
remote fax device.
No action needed. Issue is with the other
device.
6xx Error occurred when receiving a frame. • Check line quality.
• Adjust ‘Receive Threshold’.
7xx Error occurred when sending a frame. • Check line quality.
• Adjust Transmit Level.
• Select a lower Max Speed value under
Fax Send settings.
800 Received EOT unexpectedly from the
modem in V.34 mode.
If error persists disable V.34 modulation
scheme.
802 Too many timeouts occurred during
ECM reception.
If error persists disable ECM mode.
803 Fax canceled by user. No action needed.
804 Unexpectedly received a disconnect
command from the remote end.
• Check line quality.
• Adjust Transmit Level/Receive
Threshold values.
• Remote device could be requesting an
unsupported feature.
805 Remote fax device failed to respond to
the DCS command.
• Adjust Transmit Level/Receive
Threshold values.
• Remote device could be
malfunctioning.
808 T1 timeout occurred when trying to
establish a connection with a remote
fax device.
• Adjust Transmit Level/Receive
Threshold values.
809 T2 Timeout occurred due to loss of
command/response synchronization.
• Adjust Transmit Level/Receive
Threshold values.
80A T5 Timeout occurred when transmitting
image data to remote fax device.
• Check line quality.
• Adjust Transmit Level.
• Select a lower Max Speed value under
Fax Send settings.
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