Code Meaning Suggested Cause/Action
4-10 Communication failed
because of 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.
5-00 Data reconstruction not
possible
Replace the FCU.
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.
Replace the FCU.
5-21 Memory overflow
5-22 Mode table overflow after
the second page of a
scanned document
Wait for the messages which are currently in the
memory to be sent or delete some files from memory.
5-23 Print data error when
printing a substitute rx
Test the SAF memory.
Ask the other end to resend the message.
Replace the FCU.
5-24 Memory overflow after
the second page of a
scanned document
Try using a lower resolution setting.
Wait for the messages which are currently in the
memory to be sent or delete some files from memory.
5-25 SAF file access error Replace the FCU.
5-30 Mode table for the first
page to be printed was
not effective
Replace the FCU.
6-01 G3 ECM - no V.21 signal
was received
Try adjusting the rx cable equalizer.
Replace the FCU or NCU.
6-02 G3 ECM - EOR was
received
6-04 G3 ECM - RTC not
detected
Check the line connection.
Check connections from the NCU to the FCU.
Check for a bad line or defective remote terminal.
Replace the FCU or NCU.
6-05 G3 ECM - facsimile data
frame not received within
18 s of CFR, but there
was no line fail
Check the line connection.
Check connections from the NCU to the FCU.
Check for a bad line or defective remote terminal.
Replace the FCU,or NCU.
Try adjusting the rx cable equalizer
Cross reference
Rx cable equalizer - G3 Switch 07 (PSTN), G3
Switch 08 (PABX)
6-06 G3 ECM -
coding/decoding error
Defective FCU.
The other terminal may be defective.
6-08 G3 ECM - PIP/PIN
received in reply to
PPS.NULL
The other end pressed Stop during communication.
The other terminal may be defective.
TROUBLESHOOTING August 7th, 1995
ERROR CODES
6-22