Service manual

Chapter 14
14-18
T-14-29
T-14-30
T-14-31
##114 [RX] RTN was transmitted
Cause: The line condition is poor, and the image signal from the other party cannot
be received correctly.
Remedy: (1) Ask the operator of the other party to increase the transmission level so
that the image signal may be received correctly.
(2) Ask the operator of the other party to decrease the transmission start
speed.
(3) Adjust the NL equalizer so that the image signal may be received
correctly.
(4) Loosen the RTN transmission conditions so that RTN will not be
transmitted.
Cause: The machine malfunctioned because of an echo of CFR.
Remedy: (1) Provide echo remedy 2.
(2) Decrease the transmission level so that an echo of transmitted CFR will
not be received.
##200 [RX] During image reception, a carrier is not detected for 5 sec
Cause: The line condition is poor, and the image signal cannot be received.
Remedy: (1) Ask the operator of the other party to increase the transmission level so
that the image signal may be received correctly.
(2) Ask the operator of the other party to decrease the transmission start
speed.
Cause: The training signal cannot be received because of an echo of CFR, causing a
time-over condition.
Remedy: (1) Provide echo remedy 2.
(2) Decrease the transmission level so that an echo of transmitted CFR will
not be received.
##201 [TX/RX] DCN was received through a non-normal procedure
Cause: The other party is not ready for reception (e.g., out of paper).
Remedy: Ask the operator of the other party to set the machine for reception (as by
setting paper).