Canon PC1000s Service Manual page 349

CHAPTER
7 TROUBLESHOOTING
##220
rWRX]System error (e.g., main program may have gone away)
Noise caused the CPU to malfunction.
Remedy:
a
cause:
Turn off and then on the power.
##223
VX] The line was disconnected during communication
I
~
Cause: The Stop button was pressed during image transmission.
Remedy: Transmit once again.
##224
[TWRXIFault occurred in the communication procedure signal
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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).
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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 amved when a original was set (i.e., DCN
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was received in response to D I S ) .
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
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Canon office andlor Technical Center.
##229
[RX]
The recording system became locked for 1 min
Cause: Not identified.
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Remedy: Correct the locking. and press the Start button to print out the image.
1
##232
VX] 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.
1
##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.
'##238
[RX]
The unit used to control recording malfunctioned
Cause: The operation of the IC used to control recording did not end normally.
Remedy: Replace the DC controller PCB.
##261
VWRXISystem error occurred between the modem and system control board
Cause: An internal unit is faulty (when RS is set to '1'. CS fails to go '1').
Remedy: Replace the image processor PCB. (faulty modem)
COPYRIGHT@ 2002 CANON INC. CANON
PCiOoOs4mageCLASS
D600s REV.1 AUG.2002
7-67