When I power on my canon MF4122 printer, after pressing start button to copy it shows an error e225

All question need full 'make model (what it is)' please, or we just guess and give generic advice.

Solved: 4350d 225 Error Message

Canon Community https://community.usa.canon.com > Office-Printers > 4...
Jun 26, 2021 - This message would usually mean the printer needs service but, there is a chance that it is caused by the unit not getting enough power. You can try unplugging ...

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How to Fix the System Error E225 Canon Printer

printerstechnicalsupport.com https://www.printerstechnicalsupport.com > how-to-fix...
Steps to Resolve System Error E225 Canon Printer: Step 1 : Firstly you are advised to disconnect the power cord which is attached with your machine for up to 10 ...

Hello, E225 is a clasic error for scaner sensor. U need to check the flat cable and its connecting points. If there is no fault there you need to replace the scanner sensor (CIS)

E225 = CONTACT IMAGE SENSOR (CIS) Lamp has a fault. Need to replace CONTACT IMAGE SENSOR UNIT

Hello,
the error E225 means that the SCANER UNIT is faulty.
You can call for tech for replacement or, if you have the expetise, you can do it your self with a brand new SCANER UNIT from CANON.
OR
Try this With the Printer On:press and hold the Stop/Reset button for a full 6 seconds.
Release the button. Restart the Printer and try to print again.

please help how to solve

Sir, there is an error i.e system error e225 in display my canon mf 4350d machine please help me shut out this problem

Hi,
Try this With the Printer On:press and hold the Stop/Reset button for a full 6 seconds.
Release the button. Restart the Printer and try to print again.
Let us know if you need further assistance.
Thanks for contacting Fixya.com

I think that error code means a problem with the scanner/lamp. Any type of Exxx code means the machine needs (repair) service. This is a fairly new product and should still be in warranty, so I recommend you contact your regional Canon service agency.

Canon imageclass mf4122 showing errow E225