Samsung Ovens & Ranges2024–present

Error Code CF

PCB communication fault

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: CF

What This Means

Sub PCB connector not fully inserted; Damaged communication cable between main and touch PCB

What actually causes this:

Loose connectors, damaged ribbon cable, or PCB failure

First Thing to Check

Visually inspect communication connectors on both main and sub PCBs

Parts Involved

Sub PCBTouch PCB (Glass Touch)Communication harness

How to Fix

  1. 1

    Check Sub PCB connector insertion

  2. 2

    Inspect ribbon cable from touch panel for damage

This Error Applies To

Samsung NEHWS Series Ovens & Ranges (2024) (2024–present)

Service manual exact match: NEW-WSService manual exact match: NE-HWSService manual exact match: NE-WS

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