Error code reference

Daewoo Microwave Error Code Err6

Clock/timing circuit error, likely caused by defective zero-crossing detection components (Diode D1 and Transistor Q2 on KOC-972T/982T, or Diode D1 and Transistor Q1 on KOC-984T/985T).

SourceDaewoo Microwave Oven - Full Service Manual: KOC-972T/982T/983T/984T/985T SeriesPrinted Wiring Board section, item 8

Diagnostic procedure

The full Err6 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
Check Diode D1 & Transistor Q2 (KOC-972T/982T) or Diode D1 & Transistor Q1 (KOC-984T/985T) waveform at check points A, B, C on PCB.

SourceDaewoo Microwave Oven - Full Service Manual: KOC-972T/982T/983T/984T/985T SeriesPrinted Wiring Board section, item 8

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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Where this code is documented

4 manuals in the MyPros+ library document this code for Daewoo microwave.

Models covered by the manuals that document this code

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