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CHAPTER 7 TROUBLESHOOTING
##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
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
##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).
Cause:
The user telephone number has not been registered (if the receiving machine is a
RICOH 3000L).
Remedy:
Register the user telephone number.
Cause:
In polling transmission, document is not placed.
Remedy:
Place a document, and ask the operator of the other party to make a call once
again.
Cause:
The other party transmitted, but there is no paper.
Remedy:
Set paper.
Cause:
The line condition is poor, and the other party cannot receive the procedure signal
correctly.
Remedy:
1. Increase the transmission level so that the other party may receive the procedure
2. Adjust the NL equalizer so that the other party may receive the procedure sig-
Cause:
The machine malfunctioned because of an echo.
Remedy:
1. Provide echo remedies 1 or 2.
2. Decrease the transmission level so that an echo will not be received.
Cause:
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.
Remedy:
1. Ask the operator of the other party to increase the transmission level so that the
2. Adjust the NL equalizer so that the signal may be received correctly.
3. Ask the operator of the other party to decrease the transmission start speed.
Cause:
The line condition is poor, and the other party (transmitting machine) cannot use
fall-back.
Remedy:
1. Ask the operator of the other party to increase the transmission level so that the
2. Adjust the NL equalizer so that the signal may be received correctly.
3. Loosen the RTN transmission conditions so that RTN will not be transmitted.
7-66
COPYRIGHT © 2001 CANON INC.
image signal may be received correctly.
received.
signal correctly.
nal correctly.
signal may be received correctly.
signal may be received correctly.
2000 2000 2000 2000
CANON SmartBase PC1200s/iR1200s REV. 0 DEC. 2001
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Table of Contents
Troubleshooting
