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Error code reference
Norcold Refrigerator Error Code dc Er
DC board has lost communication with the power board (N64X/N84X 3-way models only, DC manual mode).
SourceNorcold Gas/Electric Refrigerators - Service Manual: N61X-N84X Seriesp. 10, 14
Diagnostic procedure
The full dc Er procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Verify the communication harness between P3 of the power board and P1 of the DC board is installed and intact; verify continuity of wires.
SourceNorcold Gas/Electric Refrigerators - Service Manual: N61X-N84X Seriesp. 10, 14
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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