Samsung range and wall oven bo / bs: inverter board fault
bo / bs means: Inverter (induction) control board sensor fault.
How to fix bo / bs
- Cut power for 3 minutes.
- Reseat the inverter wiring (power off).
- Replace the inverter board; this is a technician repair.
When to stop and call a repairer
Induction inverters hold high voltage after power off.
What it costs
Parts: Inverter board $150 to $350.
Service: A home visit from an appliance technician runs $120 to $250 for diagnosis plus the part. Boards are the expensive part; sensors and switches are cheap.
Worth repairing? Get a quote.
How to check the error log
Samsung ovens do not have a user-accessible error log. The code stays on the display until you fix the cause or cut power at the breaker for 3 minutes; if it returns after a reset, treat it as real.
Clear the log after a repair so you can tell whether the fault has really gone.
FAQ
What does bo / bs mean on the Samsung range and wall oven?
Inverter (induction) control board sensor fault. On induction ranges, the inverter board that drives the coils has detected a sensor problem.
Can I fix bo / bs myself?
DIY difficulty: not recommended. Cut power for 3 minutes. Reseat the inverter wiring (power off).
How much does it cost to fix bo / bs?
Inverter board $150 to $350. A home visit from an appliance technician runs $120 to $250 for diagnosis plus the part. Boards are the expensive part; sensors and switches are cheap.
Is it worth repairing?
Get a quote.
Code meanings are compiled from manufacturer service references and repair documentation for the NE / NX / NV / NZ; fixes follow documented repairs and owner reports. Model revisions can differ. If your appliance is under warranty, contact the manufacturer before opening it.