Ricoh D131 Service Manual page 959

Code
0-83 The line was disconnected
due to a timeout in the V.34
control channel restart
sequence.
0-84 The line was disconnected
due to abnormal signaling in
V.34 phase 4 – control
channel start-up.
0-85 The line was disconnected
due to abnormal signaling in
V.34 control channel restart.
0-86 The line was disconnected
because the other terminal
requested a data rate using
MPh that was not available in
the currently selected symbol
rate.
0-87 The control channel started
after an unsuccessful primary
channel.
0-88 The line was disconnected
because PPR was
transmitted/received 9
(default) times within the
same ECM frame.
SM
Meaning Suggested Cause/Action
If these errors happen at the receiving terminal:

Try adjusting the RX cable equalizer
setting.

Try increasing the TX level.

Try using V.17 or a slower modem if the
same error is frequent when receiving from
multiple senders.

The signal did not stop within 10 s.

Turn off the main power switch, then turn it
back on.

If the same error is frequent, replace the
FCU.

The signal did not stop within 10 s.

Turn off the main power switch, then turn it
back on.

If the same error is frequent, replace the
FCU.

The other terminal was incompatible.

Ask the other party to contact the
manufacturer.

The receiving terminal restarted the control
channel because data reception in the
primary channel was not successful.

This does not result in an error
communication.

Try using a lower data rate at the start.

Try adjusting the cable equalizer setting.
67 D619