https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-TR4520-Will-Not-Scan/m-p/341431#M8505 <P><SPAN>Scan Utility complains that it can't find the scanner. Printer is on. Printer is connected (USB only). Printer can print. Document is loaded. ScanGear reports this error code: 5,156,69. Any ideas?</SPAN><BR /><BR /><SPAN>OS is Windows 7 Pro 64-bit. Downloaded the latest drivers, installed and rebooted. No change. Norton 360 is in use - should not effect USB (should it?).</SPAN></P> Thu, 29 Apr 2021 23:42:14 GMT ddachtera 2021-04-29T23:42:14Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-TR4520-Will-Not-Scan/m-p/341431#M8505 <P><SPAN>Scan Utility complains that it can't find the scanner. Printer is on. Printer is connected (USB only). Printer can print. Document is loaded. ScanGear reports this error code: 5,156,69. Any ideas?</SPAN><BR /><BR /><SPAN>OS is Windows 7 Pro 64-bit. Downloaded the latest drivers, installed and rebooted. No change. Norton 360 is in use - should not effect USB (should it?).</SPAN></P> Thu, 29 Apr 2021 23:42:14 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-TR4520-Will-Not-Scan/m-p/341431#M8505 ddachtera 2021-04-29T23:42:14Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-TR4520-Will-Not-Scan/m-p/342993#M8506 <P>Hi ddachtera,</P><P>&nbsp;</P><P>Please contact one of Canon's Technical Support Representatives via phone or chat. To contact a Technical Support Representative, please use the link below:<BR /><BR /><A href="https://mycanon.usa.canon.com" target="_blank">https://mycanon.usa.canon.com</A><BR /><BR /><BR /><BR /></P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P> Wed, 19 May 2021 18:04:06 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Pixma-TR4520-Will-Not-Scan/m-p/342993#M8506 Patrick 2021-05-19T18:04:06Z