[Error Code] Gestetner DSM 645

[TeamSorter65]

Hello
I am technician with 20 years experience wondering if anyone has had this issue before. Gestetner DSM 645 copier giving SC322 I have cleaned entire machine including laser unit replaced the detector board and laser diode assy. Still has SC 322 call
Thank You

[eccelobo]

Re: Gestetner DSM 645

Have you tried the Laser beam pitch adjustment?

Also, check the right door switches.