Epson ET7750 - error code 00101 - please help

[VF-ET7750-MG6220]

got this , and dont know what to do . Tried the "shut off power switch on again " ....no use it loads does its thing and then the screen goes into this error.
someone please help !!
please n thank you !!

 

[Ink stained Fingers]

A service manual would explain such error code;

https://www.sdott-parts.com/epson-l7180-l7188-et-7750-service-manual.html

There may be other sources as well

 

[Ink stained Fingers]

There is a YT video which may relate to your problem, it is slightly confusing ; it mentions the timing strip to be cleaned.