Canon FB330P/FB630P - Manual (Page 71)

71
Precautions with Printers
The following precautions should be observed when using a printer in conjunction with the scanner.
The Scanner and the Printer Cannot Be Operated at the
Same Time
The scanner and printer both use the same parallel port, making it
impossible to scan during printing or print during scanning. Attempting
to initiate a scan while printing will cause the [Printer Port is used by
another device.] message to display. Under certain conditions, initiation
of a scan command may succeed during a print job, but the printing
operation may cease and result in a printer error.
Using Windows Printing System (WPS) Printers
Windows Printing System compatible printers, such as Canon BJC-610W,
BJC-620W, LBP-460 and LBP-660 models, will not operate properly when
connected via the scanner. To use such printers, directly connect the printer
to the computer’s parallel port and alternate with the scanner as required.
What to Do if a Printer is Not Operating Correctly
The scanner uses the standard Windows parallel port driver for scanning
and printing operations. As a result, connecting printers that employ their