The HP RM2-9494-000CN DC Controller PCA is a control board for supported HP LaserJet printers. HP’s service documentation identifies this exact part number as a DC Controller PC board assembly and lists it for the M607, M608 and M609 series models.
The same part number is also associated with the E60055, E60065 and E60075 models. The guide identifies it as the replacement part for DC controller faults when service troubleshooting calls for replacing the controller. This makes the board relevant to printer servicing and repair.
This description covers the controller board identified by part number RM2-9494-000CN.