https://community.usa.canon.com/t5/Production-Printing/Canon-imagePROGRAF-GP-540-PCB-Error/m-p/442626#M1178 <P><BR />Welcome to The Canon Community, and thank you for your inquiry!<BR /><BR />We appreciate your participation, however, we need to let you know that the Canon Community is hosted and moderated within the United States by Canon USA. We are only able to provide support for Canon products manufactured for and used within the US market.<BR /><BR />If you live outside the United States, please&nbsp;<SPAN><A href="http://global.canon/en/support/" target="_blank" rel="nofollow noopener noreferrer">C</A><A href="http://global.canon/en/support/" target="_blank" rel="nofollow noopener noreferrer">LICK</A><A href="http://global.canon/en/support/" target="_blank" rel="nofollow noopener noreferrer"> HERE</A></SPAN>&nbsp;and select your country or region for your support needs.<BR /><BR />You're welcome to discuss Canon products sold outside of the United States, but please be aware that you will not receive support directly from Canon USA.</P> Mon, 23 Oct 2023 12:11:54 GMT Stephen 2023-10-23T12:11:54Z https://community.usa.canon.com/t5/Production-Printing/Canon-imagePROGRAF-GP-540-PCB-Error/m-p/442610#M1177 <P>I have replaced both the backup PCB and main board in another printer to check if it works.</P><P>When I return it to this printer it shows this error!</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_3339.jpeg" style="width: 4032px;"><img src="https://community.usa.canon.com/t5/image/serverpage/image-id/46230iCAC077618E76FE53/image-size/medium?v=v2&amp;px=400" role="button" title="IMG_3339.jpeg" alt="IMG_3339.jpeg" /></span></P><P> </P><P><BR />Can anyone help/suggest options?</P> Wed, 25 Oct 2023 14:41:05 GMT https://community.usa.canon.com/t5/Production-Printing/Canon-imagePROGRAF-GP-540-PCB-Error/m-p/442610#M1177 trivien 2023-10-25T14:41:05Z https://community.usa.canon.com/t5/Production-Printing/Canon-imagePROGRAF-GP-540-PCB-Error/m-p/442626#M1178 <P><BR />Welcome to The Canon Community, and thank you for your inquiry!<BR /><BR />We appreciate your participation, however, we need to let you know that the Canon Community is hosted and moderated within the United States by Canon USA. We are only able to provide support for Canon products manufactured for and used within the US market.<BR /><BR />If you live outside the United States, please&nbsp;<SPAN><A href="http://global.canon/en/support/" target="_blank" rel="nofollow noopener noreferrer">C</A><A href="http://global.canon/en/support/" target="_blank" rel="nofollow noopener noreferrer">LICK</A><A href="http://global.canon/en/support/" target="_blank" rel="nofollow noopener noreferrer"> HERE</A></SPAN>&nbsp;and select your country or region for your support needs.<BR /><BR />You're welcome to discuss Canon products sold outside of the United States, but please be aware that you will not receive support directly from Canon USA.</P> Mon, 23 Oct 2023 12:11:54 GMT https://community.usa.canon.com/t5/Production-Printing/Canon-imagePROGRAF-GP-540-PCB-Error/m-p/442626#M1178 Stephen 2023-10-23T12:11:54Z