TROUBLESHOOTINGDecember 21st, 1995
ERROR CODES *
6.4. ERROR CODES *
If an error code occurs, retry the communication. If the same problem occurs,
try to fix the problem as suggested below. Note that error codes 4-00, 01, 02,
and 10 only appear in the error code display and on the service report.
CodeMeaningSuggested Cause/Action
0-00DIS/NSF not detectedCheck the line connection.
within 40 s of Start beingCheck the NCU - MFDU connectors.
pressedThe machine at the other end may be incompatible.
Replace the NCU or MFCE.
Check for DIS/NSF with an oscilloscope.
If the rx signal is weak, there may be a bad line.
0-01DCN receivedThe other party is out of paper or has a jammed
unexpectedlyprinter.
The other party pressed Stop during communication.
0-03Incompatible modem atThe other terminal is incompatible.
the other end
0-04CFR or FTT not receivedCheck the line connection.
after modem trainingCheck the NCU - MFDU connectors.
Try changing the tx level and/or cable equalizer
settings.
Replace the MFCE or NCU.
The other terminal may be faulty; try sending to
another machine.
If the rx signal is weak or defective, there may be a
bad line.
Cross reference
Tx level - NCU Parameter 01 (PSTN), RAM 807FB7
(PABX)
Cable equalizer - G3 Switch 07 (PSTN), G3 Switch
08 (PABX)
Dedicated Tx parameters - Section 4-4
0-05Unsuccessful afterCheck the line connection.
modem training at 2400Check the NCU - MFDU connectors.
bpsTry adjusting the tx level and/or cable equalizer.
Replace the MFCE or NCU.
Check for line problems.
Cross reference
See error code 0-04.
0-06The other terminal didCheck the line connection.
not reply to DCSCheck the MFDU - NCU connectors.
Try adjusting the tx level and/or cable equalizer
settings.
Replace the NCU or MFCE.
The other end may be defective or incompatible; try
sending to another machine.
Check for line problems.
Cross reference
See error code 0-04.
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