Canon LASER CLASS 710 - Page 100

LASER CLASS 730i/720i/710 Chapter 4: Maintenance and Service
4-17
“PARALLEL INTERFACE ERROR”
Cause: A parallel port error occurred.
Solution: Correct the connection after checking the connector. Then, restart the printer.
If the warning persists, replace the PCL board.
“USB INTERFACE ERROR”
Cause: A USB port error occurred.
Solution: Correct the connection after checking the connector. Then, restart the printer.
If the error persists, replace the PCL board.
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