Service manual

Chapter 14
14-20
T-14-33
T-14-34
T-14-35
T-14-36
T-14-37
##223 [TX] The line was disconnected during communication
Cause: The Stop button was pressed during image transmission.
Remedy: Transmit once again.
##224 [TX/RX] Fault occurred in the communication procedure signal
Cause: The original on the transmitting party is not correctly fed, forcing polling
mode to start (i.e., DCN was received in response to DIS).
Remedy: (1) Check to make user that the original is placed correctly.
(2) If the feeding roller is worn, replace it.
Cause: In a memory full condition, a call arrived when a original was set (i.e., DCN
was received in response to DIS).
Remedy: If any image received in memory reception remains in the memory, print
out the image and empty the memory. Also, avoid leaving a original in the
copyboad glass unless the machine is in transmission mode.
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.
##229 [RX] The recording system became locked for 1 min
Cause: Not identified.
Remedy: Correct the locking, and press the Start button to print out the image.
##232 [TX] The unit used to control the encoder is faulty
Cause: The operation of the IC used to control the encoder did not end normally.
Remedy: Replace the image processor PCB.
##237 [RX] The IC used to control the decoder malfunctioned
Cause: The operation of the IC used to control the decoder did not end normally.
Remedy: Replace the image processor PCB.