Ricoh Type M12 Field Service Manual page 54

3. Troubleshooting
Code
CFR or FTT not detected after
0-16 modem training in confidential or
transfer mode
Communication was interrupted
0-17
by pressing the Stop key
Facsimile data not received within
0-20
6 s of retraining
EOL signal (end-of-line) from the
0-21 other end not received within 5 s
of the previous EOL signal
52
Meaning
Cross reference
See error code 0-08.
If the Stop key was not pressed and this error keeps
occurring, replace the operation panel or the
operation panel drive board.
Cross reference
Reconstruction time - G3 Switch 0A, bit 6
Rx cable equalizer - G3 Switch 07 (PSTN)
Cross reference
Maximum interval between EOLs and between ECM
frames - G3 Bit Switch 0A, bit 4
Suggested Cause/Action
• Check the line connection.
• Replace the FCU.
• Try adjusting the tx level and/or cable equalizer
settings.
• The other end may have disconnected, or it may
be defective; try calling another machine.
• If the rx signal level is too low, there may be a
line problem.
• Check the line connection.
• Replace the FCU.
• Check for line problems.
• Try calling another fax machine.
• Try adjusting the reconstruction time for the first
line and/or rx cable equalizer setting.
• Check the connections between the FCU and
line.
• Check for line noise or other line problems.
• Replace the FCU.
• The remote machine may be defective or may
have disconnected.