b200
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Canon · Printers
Critical printhead or power supply fault.
Quick Answer
Error code B200 on your Canon Printers means: Critical printhead or power supply fault.. This is usually fixable — see the step-by-step guide below.
Likely Causes
How to Fix It
1
Power off printer and unplug for 10 minutes.
2
Reseat printhead and ink tanks if serviceable.
3
Power on and test nozzle check only.
4
If B200 persists, stop printing to avoid further damage.
5
Arrange Canon service for printhead/main board diagnostics.
Pro Tip
This issue typically requires professional diagnosis. Attempting this fix without proper training could cause further problems.
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