DP-3030 with E1-22 error

[Luong Nam]

Hello
I have a problem with E1-22 error code.
I already checked LSU. It's OK
Please, help me
Thank you very much

[mkb]

Does it sound like a jet taking off? Have you checked the door switch's

[Luong Nam]

Yes. It has a big sound of polygon motor. But I tested it with another machine. It can work.

[mojorolla]

If the laser is OK, it could be the SPC board. Also a slight chance on the LVPS being bad, but this is very rare.

[JustManuals]

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