Canon MultiPASS C50 Service Manual page 133

4.2 Errors Shown on the Display
4.2.1 User error message
Look for the applicable error message and execute the appropriate countermeasures.
"BUSY/NO SIGNAL" (#005/#018)
Cause:
The receiving fax did not answer within 35 seconds. (T1 timer over)
Solution: Contact the other party and have them check their fax.You can try to send the
document manually. For an overseas call, add pauses to the registered number.
Cause: The touch tone/rotary pulse setting on your fax is incorrect.
Solution:
Set your fax to the setting that matches your telephone line.
Cause:
The other party is not using a G3 machine.
Solution: Contact the other party and have them send or receive the document using a G3
machine.
Cause: The other party's fax is not working.
Solution:
Contact the other party and have them check their fax.
Cause: The telephone number you dialed is busy.
Solution:
Try sending the document at a later time.
"CHECK DOCUMENT" (#001)
Cause :
Document jam. This is displayed when the document sensor detects paper, but the
document edge sensor cannot detect the leading edge of the document with 15
seconds from the start of the feed operation.
Solution: Clear the document jam.
"CHECK PAPER SIZE"
Cause:
The size of the paper loaded in the paper cassette is different from the paper size
set by the MultiPASS Desktop Manager of Setup menu.
Solution: Set the correct paper size in the "FAX PRINTER SETUP" setting.
"CHECK PRINTER" (##332~##337, ##342, ##345, ##346 and ##348)
Cause:
The printer's internal unit has malfunctioned.
Solution: (1) Remove the jammed paper. (Check the paper end sensor is OFF.)
(2) Press STOP button.
(3) Reinstall the Cartridge.
(4) Turn the power off and on.
(5) Set the service data #1 SSSW SW01 bit 0 to "1" and check the service code.
Refer to the countermeasures for that error code.
(##342: Refer to Page 3-24 .)
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Chapter 3: Maintenance & Service