Microwave Diagnostics
Bertazzoni Microwave
Bertazzoni Microwave
Error Codes
Meanings, severity levels, safe checks you can perform, and when to call a technician.
Enter the code shown on your microwave display
Is it safe to keep using it?
Depends on code severity. Low/Medium codes often allow continued use, High severity requires immediate stop.
Can error codes be reset?
Some codes clear after power cycle. Persistent codes indicate underlying issues needing repair.
When should I stop using it?
Stop immediately for water leak codes, burning smell, or any High severity error.
Error Code Directory
Click any code for detailed troubleshooting steps
Low
Medium
High
Code
Meaning
Severity
Common Symptom
DISPLAY-FLASH-PF
Power failure display flash
Low
When mains power is restored after an outage, the microwave display flashes continuously rather than showing a set time, signalling that the clock has been erased.
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DOOR-INTERLOCK
Door interlock fault
High
The primary interlock switch circuit is incomplete, preventing the cook relay from engaging. The display may appear normal but no cook cycle can be initiated regardless of the program entered.
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ERROR-CLOCK-ENTRY
Invalid clock time entered
Low
While stepping through the clock-setting sequence, the display switches to ERROR immediately after an invalid number is entered, halting the clock set process.
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ERROR-SENSOR-COOK
Sensor cooking humidity fault
Medium
The oven stops running partway through a sensor cook program — either within the first 16 seconds or after 5 minutes — before the food has completed cooking.
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FAN-TURNTABLE-DEAD
Fan or turntable dead
Medium
The interior light circuit and the door interlock system are working normally, but the AC motor circuits that drive the cooling fan and turntable have failed. The MO30STANE service manual directly maps this symptom pattern to cooling fan motor or turntable motor failure.
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NO-DISPLAY
Dead unit — no power
High
A fully dead microwave with no signs of life indicates a total loss of AC power to the control and display circuitry. The most common causes are a blown EMI noise filter on the AC input board or a blown internal line fuse.
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NO-HEAT
No microwave energy produced
High
The oven appears to operate normally — fan running, turntable rotating, timer counting — but no heat transfers to the food. A water test confirms: 16 oz of tap water at full power for 60 seconds should rise at least 38 °F; if it stays cold, microwave energy is absent.
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SENSOR-ABORT
Humidity sensor aborted cycle
Medium
The AH sensor runs a 16-second pre-sensing sweep at the start of every sensor-cook cycle. If the steam reading is outside the expected window during this sweep, the microprocessor aborts the cycle. Manual timed cooking bypasses this sensor entirely and works normally.
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