Canon FAXPHONE L75 Service Manual page 7

#003 [TX/RX] Copy page transmission time over
Cause:
One page of the document was longer than 39.4 inches (1 meter) or transmission/copying took longer
than the regulated time (32 minutes).
Solutions:
(1)
(2)
Cause:
Reception took longer than the regulated time (32 minutes).
Solutions:
(1)
(2)
(3)
Cause: Internal structure defect.
Solutions:
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10) Replace the OPCNT board.
(11) Replace the document read motor.
(12) Replace the SCNT board.
(13) Replace the PCNT board.
#009 [RX] Recording paper jam or out of paper
Cause:
The recording paper jammed.
Solutions: Clear the recording paper jam.
Cause:
There is no recording paper.
Solutions: Load recording paper.
Cause:
Internal structure defect.
Solutions: (1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
Use a copy machine to copy the document onto serveral shorter page, then tranmit/copy.
Raise the page timer value with Service Data #1 SSSW SW12.
Have the other party split the document over multiple pages and receive it that way.
Contact the other party and check the cause.
Raise the page timer value with Service Data #1 SSSW SW12.
Check if the document sensor (DS) and document edge sensor (DES) are operating correctly
using the methods given in this chapter,5.1.6 Faculty tests, Test mode [6] Faculty test, [3]
Sensor tests.
Check the document sensor (DS) and OPCNT board (J4) connections.
Check the document edge sensor (DES) and OPCNT board (J3) connections.
Check the SCNT board (J1) and OPCNT board (J2) connections.
Make a copy,and make sure that the document read motor is operating corrctly.
Check the document read motor and PCNT board (J402) connections.
Check the SCNT board (J4) and PCNT board (J2) connections.
Replace the document sensor (DS).
Replace the document edge sensor (DES).
Check the actuators of the recording paper edge sensor for damage and deformation.
Check the connection of the main motor and the PCNT board (J401).
Check the connection of the SCNT board (J14) and the recording paper sensor edge.
Check the connection of the PCNT board (J2) and the SCNT board (J4); check the connection
of the power supply unit (J202) and the PCNT board (J1); then, check the connection of the
power supply unit (J201) and the SCNT board (J8).
Replace the sensor.
Replace the main motor.
Replace the PCNT board.
Replace the SCNT board.
Replace the power supply unit.
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