topic TR8520 Error B203 Hard Reboot of No Help in Desktop Inkjet Printers https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TR8520-Error-B203-Hard-Reboot-of-No-Help/m-p/596595#M84602 Sun, 24 May 2026 02:39:23 GMT jimreid66 2026-05-24T02:39:23Z TR8520 Error B203 Hard Reboot of No Help https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TR8520-Error-B203-Hard-Reboot-of-No-Help/m-p/596595#M84602 Sun, 24 May 2026 02:39:23 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TR8520-Error-B203-Hard-Reboot-of-No-Help/m-p/596595#M84602 jimreid66 2026-05-24T02:39:23Z Re: TR8520 Error B203 Hard Reboot of No Help https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TR8520-Error-B203-Hard-Reboot-of-No-Help/m-p/596598#M84603 <P><SPAN class="font-semibold" data-streamdown="strong">Error B203 on the Canon TR8520 often indicates a defective printhead.</SPAN><SPAN> If a hard reboot hasn't resolved the issue, it may be necessary to replace the printhead or consider other repairs</SPAN></P> Sun, 24 May 2026 04:37:19 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/TR8520-Error-B203-Hard-Reboot-of-No-Help/m-p/596598#M84603 DerrickL 2026-05-24T04:37:19Z