Canon iR1200 Series Service Manual page 378

Chapter 14
##200 [RX]
Remedy:
##201[TX/RX]
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
14-22
During image reception, a carrier is not detected for 5
sec
1. Provide echo remedy 2.
2. Decrease the transmission level so that an echo of transmitted
CFR will not be received.
T-14-38
DCN was received through a non-normal procedure
The other party is not ready for reception (e.g., out of
paper).
Ask the operator of the other party to set the machine for
reception (as by setting paper).
The user telephone number has not been registered (if the
receiving machine is a RICOH 3000L).
Register the user telephone number.
In polling transmission, document is not placed.
Place a document, and ask the operator of the other party
to make a call once again.
The other party transmitted, but there is no paper.
Set paper.
The line condition is poor, and the other party cannot
receive the procedure signal correctly.
1. Increase the transmission level so that the other party
may receive the procedure signal correctly.
2. Adjust the NL equalizer so that the other party may
receive the procedure signal correctly.
The machine malfunctioned because of an echo.
1. Provide echo remedies 1 or 2.
2. Decrease the transmission level so that an echo will not
be received.
The image signal or the Q signal cannot be received, and
the other party suffered an excess number of re-
transmissions of the procedure signal.