FOR Main Board Motherboard B53K959-3 — Only Fits DCP-6690CW

Replacement main board (motherboard) part number B53K959-3, manufactured to fit only the DCP-6690CW. Please confirm the B53K959-3 part number in your unit before ordering, as this board is not compatible with other models. Recommended to be installed by a qualified technician to ensure correct setup and operation.