How to solve error E350, E-350 or E350-001 with Canon Copiers IR series

You can have error E350, E-350 or E350-001 on these copiers: Canon IR105, IR6020i, IR6000, IR5020, IR2200, etc...

E350 means there are faults on serial number (SN) PCB. A check is made at power-on

  • Turn off the machine's main power switch.
  • Replace the serial number PCB with a new one.
  • Assemble the parts.
  • Turn on the main power switch.
  • One again, turn off and on the main power switch.
  • Verify that the readings of the soft counters have been continued

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