GX4000 series code list
Family-scoped printer codes with severity and the shortest useful meaning line for quick triage.
1015
The selected paper source is empty or the printer could not start the feed correctly.
Support code shown on the printer screen and in Canon printing software.
1304
Paper is jammed in the printer path.
Support code shown on the printer screen and in Canon printing software.
136A
The printer detected a paper output or transport problem and wants the path checked.
Support code shown on the printer screen and in Canon printing software.
1405
The printhead or cartridge installation state does not look correct.
Support code shown on the printer screen and in Canon printing software.
1476
A tank or cartridge installation problem was detected and the printer wants the consumables checked.
Support code shown on the printer screen and in Canon printing software.