Oce 3121 Technical & Service Manual page 179

##765 (recep) The appropriate signal could not be received, after transmitting
PPS-EOP during ECM transmission. And, the number of times that the protocol sig-
nal was transmitted exceeded the limit.
Main cause
The line condition is poor. Preventing cor-
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rect reception of the PPS-EOP signal.
The line condition is poor. Preventing cor-
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rect reception of signals.
##767 (trans) DCN has been received, after transmitting PPS-EOP during ECM
transmission.
Main cause
The line condition is poor. Preventing cor-
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rect reception of the PPS-EOP signal.
Stop has been pressed during communica-
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tion.
##768 (trans) T5 time out (60 seconds) has occurred. Or, the number of times the
protocol signal has been sent has exceeded the limit in ECM transmission after
transmitting PPS-EOP.
Main cause
The page buffer of the other machine is full
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or busy. The appropriate signal cannot be re-
ceived correctly, after transmitting RR in re-
sponse to RNR. RNR was received after
transmitting PPS-EOP.
ed.2
Action
Increase the level of transmission. Permit-
I
ting correct receipt of the PPS-EOP signal.
Adjust the NL equaliser. Permitting correct
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receipt of the PPS-EOP signal.
Attach EPT to the V29 modem signal.
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Ask the other party to increase the level of
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transmission, permitting correct receipt of
the signals.
Action
Increase the level of transmission. Permit-
I
ting correct receipt of the PPS-EOM signal.
Try transmission once again.
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Action
Increase the T5 timer setting, to avoid an er-
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ror.
Change the ECM frame size: from 256 bytes
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to 64K bytes.
Trouble shooting 71