Code Meaning Suggested Cause/Action
2-50
The machine resets itself for a
fatal FCU system error
• If this is frequent, update the ROM, or replace the FCU.
2-51
The machine resets itself
because of a fatal
communication error
• If this is frequent, update the ROM, or replace the FCU.
2-53
Snd msg() in the manual task is
an error because the mailbox
for the operation task is full.
• The user did the same operation many times, and this
gave too much load to the machine.
4-01 Line current was cut
• Check the line connector.
• Check for line problems.
• Replace the FCU or the NCU.
4-10
Communication failed because
of an ID Code mismatch
(Closed Network) or Tel. No./
CSI mismatch (Protection
against Wrong Connections)
• Get the ID Codes the same and/or the CSIs
programmed correctly, then resend.
• The machine at the other end may be defective.
5-10 DCR timer expired • Replace the FCU.
5-20
Storage impossible because of
a lack of memory
• Temporary memory shortage.
• Test the SAF memory.
5-21 Memory overflow
5-23
Print data error when printing a
substitute rx or confidential rx
message
• Test the SAF memory.
• Ask the other end to resend the message.
5-25 SAF file access error
• Replace an SD card or HDD.
• Replace the FCU.
6-00
G3 ECM - T1 time out during
reception of facsimile data
• Try adjusting the rx cable equalizer.
• Replace the FCU.
6-01
G3 ECM - no V.21 signal was
received
6-02 G3 ECM - EOR was received
6-04 G3 ECM - RTC not detected • Check the line connection.
3. Troubleshooting
24
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