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##107 [RX]
The transmitting machine cannot use fall-back
Cause:
The line condition is poor, and the signal from the other party cannot be received
correctly even at 2400 bps.
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.
Cause:
The machine malfunctioned because of an echo.
Remedy:
1. Provide echo remedy 1.
2. Decrease the transmission level so that an echo of the transmitted signal will
##109 [TX]
After transmitting DCS, a signal other than DIS, DTC, FTT, CFR,
and CRP was received, exceeding the permitted number of trans-
missions of the procedure signal
Cause:
The procedure signal is faulty.
Remedy:
Record the protocol on a DAT or MD, and have it analyzed by the local Canon
office and/or Technical Center.
##111 [TX/RX]Memory error
Cause:
While printing data stored in the image memory, the effects of noise caused a data
error.
Remedy:
Print out all image data and system data, and execute all-clear; then, store the sys-
tem data once again.
Cause:
Noise started wrong dialing.
Remedy:
Replace the image processor PCB.
##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
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
COPYRIGHT © 2001 CANON INC.
signal may be received correctly.
not be received.
image signal may be received correctly.
received.
2000 2000 2000 2000
CHAPTER 7 TROUBLESHOOTING
CANON SmartBase PC1200s/iR1200s REV. 0 DEC. 2001
7-65
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Table of Contents
Troubleshooting
