How do I fix error code C-d0 on a Samsung ovens & ranges?

1. undefined: Check whether keypad cable is inserted into connector on Sub PCB 2. undefined: Check for shorts between Sub PCB connector and keypad cable 3. undefined: Inspect Sub PCB for damage or corrosion

Samsung Ovens & Ranges2017–present

Error Code C-d0

Q: What does error code C-d0 mean on a Samsung ovens & ranges?

Shorted keypad keys detected Keypad cable disconnected from Sub PCB connector; Shorts between Sub PCB connector and keypad cable; Defective Sub PCB

Shorted keypad keys detected

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: C-d0

What This Means

Keypad cable disconnected from Sub PCB connector; Shorts between Sub PCB connector and keypad cable; Defective Sub PCB

What actually causes this:

Moisture, debris, or damaged keypad circuitry causing electrical shorts

First Thing to Check

Disconnect power and visually inspect keypad cable connections for damage or moisture

Parts Involved

Sub PCBKeypad cableKeypad connector

How to Fix

1
Check whether keypad cable is inserted into connector on Sub PCB
2
Check for shorts between Sub PCB connector and keypad cable
3
Inspect Sub PCB for damage or corrosion

This Error Applies To

Samsung DOC30M977D Series Ovens & Ranges (2017) (2017–present)

Service manual exact match: NQ70M7770DGService manual exact match: DOC30M977DS

Related Error Codes

C-30

PCB internal temperature sensor malfunction

C-F0

Loss of communication between control boards

C-23

Temperature probe sensor short circuit detected

C-A2

Magnetron or convection cooling fan not operating correctly

C-20

Temperature sensor open circuit or short detected during operation

C-d1

Door lock mechanism positioned incorrectly or not functioning

C-F2

Loss of communication with touch panel interface

C-31

Control board temperature exceeds safe limit

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