Hello:
I have added
G4MIOOO
622
to the G Code of a F1 Ultra in order to use the Fiber IR, laser, but the machine still uses the Blue one.
I don´t know what am I doing wrong,
any comments are apreciated
Thank you
Looks like you used the letters I and O, it should be numbers, G4M1000
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Thank you so much, that was it, Problem Solved
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Glad to hear that fixed it. 
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