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

Replacement main board (motherboard) model B53K959-3. This circuit board is made exclusively to fit the DCP-6690CW and is compatible only with that model. Use this part to replace a faulty motherboard in a matching DCP-6690CW unit. Verify your device model before purchasing to ensure proper fit.