Fix Canon Error E100: Paper Size Mismatch
info Severity: info
If your Canon printer is displaying error E100, do not worry – this is a known issue with a proven fix. This error typically indicates paper size mismatch that can usually be resolved without a service call. Follow the steps below to clear this error.
What Causes Canon Error E100?
This error can be triggered by one or more of the following issues:
- Paper loaded does not match the print job settings
- Paper guides not set to the correct size
- Tray paper size configuration incorrect
How to Fix Canon Error E100
Follow these steps in order. After each step, check whether the error has cleared before proceeding to the next one.
- Step 1: Check the paper size loaded in the tray
- Step 2: Adjust paper guides to match the paper
- Step 3: Update the tray size setting on the control panel
- Step 4: Change the print job paper size to match loaded paper
- Step 5: Press OK to continue or cancel the job
Affected Canon Printer Models
The following Canon printer models are known to display error E100:
Related Canon Error Codes
If you are troubleshooting error E100, these related error codes may also be relevant:
- 5100 – Carriage Error
- 6000 – Paper Feed Error
- B200 – Printhead Voltage Error
- 1403 – Printhead Not Installed Correctly
- 5B00 – Waste Ink Absorber Full
Frequently Asked Questions
What does Canon error E100 mean?
Error E100 means the paper size detected in the tray does not match what the print job expects. Either change the paper or adjust the settings.
How do I change paper size settings on Canon imageCLASS?
Press Menu on the control panel, navigate to Paper Settings, select the tray, and choose the correct paper size from the list.
Error still not resolved?
If the steps above did not fix the error, the issue may require professional service. Contact the manufacturer support line or visit an authorized service center near you.